List of garden plants
Encyclopedia
This is a partial list of garden plants, plant
s that can be cultivated
in the garden
, listed alphabetically by genus
. See also list of plants by common name.
)
Plant
Plants are living organisms belonging to the kingdom Plantae. Precise definitions of the kingdom vary, but as the term is used here, plants include familiar organisms such as trees, flowers, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The group is also called green plants or...
s that can be cultivated
Gardening
Gardening is the practice of growing and cultivating plants. Ornamental plants are normally grown for their flowers, foliage, or overall appearance; useful plants are grown for consumption , for their dyes, or for medicinal or cosmetic use...
in the garden
Garden
A garden is a planned space, usually outdoors, set aside for the display, cultivation, and enjoyment of plants and other forms of nature. The garden can incorporate both natural and man-made materials. The most common form today is known as a residential garden, but the term garden has...
, listed alphabetically by genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
. See also list of plants by common name.
A
- AbeliaAbeliaAbelia is a genus of about 15-30 species and many hybrids in the honeysuckle family Caprifoliaceae Some authors, including the Angiosperm Phylogeny Group, considers Abelia and related genera to belong instead in the segregate family Linnaeaceae, also including such genera as Linnaea, Abelia,...
- AbeliophyllumAbeliophyllumAbeliophyllum is a monotypic genus of flowering plants in the olive family, Oleaceae. It consists of one species, Abeliophyllum distichum Nakai , endemic to Korea, where it is endangered in the wild, occurring at only seven sites...
(white forsythia) - AbelmoschusAbelmoschusAbelmoschus is a genus of about fifteen species of flowering plants in the mallow family, Malvaceae, native to tropical Africa, Asia and northern Australia. It was formerly included within Hibiscus, but is now classified as a distinct genus....
(okraOkraOkra is a flowering plant in the mallow family. It is valued for its edible green seed pods. The geographical origin of okra is disputed, with supporters of South Asian, Ethiopian and West African origins...
) - Abies (firFirFirs are a genus of 48–55 species of evergreen conifers in the family Pinaceae. They are found through much of North and Central America, Europe, Asia, and North Africa, occurring in mountains over most of the range...
) - AbromaAbromaAbroma is a genus in the Sterculiaceae family of two species from Asia and Australia.-Species:*Abroma augustum L.f. – devil's cotton, bark a source of jute-like fibre*Abroma fastuosa R.Br....
- Abromeitiella (obsolete)
- AbroniaAbronia (plant)Abronia, the sand-verbenas or wild lantanas, is a genus of about 20 species of annual or perennial herbaceous plants in the family Nyctaginaceae. Despite the common names, they are not related to Verbena or lantanas in the family Verbenaceae...
(sand verbena) - AbrusAbrusAbrus is a genus of flowering plants in the pea family, Fabaceae and the only genus found in the Tribe Abreae. It contains, 13–18 species, but is best known for a single species, Jequirity...
- AbutilonAbutilonAbutilon is a large genus of approximately 150 species of broadleaf evergreens in the mallow family, Malvaceae. The genus includes annuals, perennials, shrubs, and small trees from 1–10 m tall, and is found in the tropical and subtropical regions of all continents. The leaves are alternate,...
- AcaciaAcaciaAcacia is a genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae, first described in Africa by the Swedish botanist Carl Linnaeus in 1773. Many non-Australian species tend to be thorny, whereas the majority of Australian acacias are not...
(wattle) - AcaenaAcaenaAcaena is a genus of about one hundred species of perennial herbs and subshrubs in the Rosaceae, native mainly to the Southern Hemisphere, notably New Zealand, Australia and South America, but with a few species extending into the Northern Hemisphere, north to Hawaii and California Acaena is a...
- AcalyphaAcalyphaAcalypha is a plant genus of the family Euphorbiaceae. It is the sole genus of the subtribe Acalyphinae. With 450 to 500 species of herbs and shrubs, the genus is only behind Euphorbia, Croton and Phyllanthus in term of Malpighiales diversity...
- AcantholimonAcantholimonAcantholimon is a genus of small flowering plants within the plumbago or leadwort family, Plumbaginaceae. They are distributed from southeastern Europe to central Asia and also in South America, but also cultivated elsewhere in rock gardens.-Species:Species of Acantholimon include:*Acantholimon...
- AcanthophoenixAcanthophoenixAcanthophoenix is a monoecious genus of flowering plant in the palm family from the Mascarene Islands in the Indian Ocean, where they are commonly called palmiste rouge. A genus long in flux, three species are currently recognized, though unsustainable levels of harvesting for their edible palm...
- AcanthusAcanthus (genus)Acanthus is a genus of about 30 species of flowering plants in the family Acanthaceae, native to tropical and warm temperate regions, with the highest species diversity in the Mediterranean Basin and Asia. Common names include Acanthus and Bear's breeches...
- AccaFeijoaAcca sellowiana, a species of flowering plant in the myrtle family, Myrtaceae, is native to the highlands of southern Brazil, Colombia, Uruguay, and northern Argentina. It is widely cultivated as a garden plant and fruiting tree in New Zealand, and can be found as a garden plant in Australia and...
- AcerMapleAcer is a genus of trees or shrubs commonly known as maple.Maples are variously classified in a family of their own, the Aceraceae, or together with the Hippocastanaceae included in the family Sapindaceae. Modern classifications, including the Angiosperm Phylogeny Group system, favour inclusion in...
(maple) - AchilleaAchilleaAchillea is a genus of about 85 flowering plants, in the family Asteraceae, commonly referred to as yarrow. They occur in Europe and temperate areas of Asia. A few grow in North America. These plants typically have frilly, hairy, aromatic leaves....
(yarrowYarrowAchillea millefolium or yarrow is a flowering plant in the family Asteraceae, native to the Northern Hemisphere. In New Mexico and southern Colorado, it is called plumajillo, or "little feather", for the shape of the leaves. In antiquity, yarrow was known as herbal militaris, for its use in...
) - Achimenantha (hybrid genus)
- AchimenesAchimenesAchimenes is a genus of about 25 species of tropical and subtropical rhizomatous perennial herbs in the flowering plant family Gesneriaceae...
- AcinosAcinosAcinos is a genus of ten species of annual and short-lived evergreen perennial woody plants native to southern Europe and western Asia. Its name comes from the Greek word akinos, the name of a small aromatic plant. They are small, tufted, bushy or spreading plants growing to 10-45 cm tall...
(calamint) - AciphyllaAciphyllaAciphylla is a genus of about 40 species of plants in the Apiaceae family, endemic to New Zealand and Australia. They generally grow as tall spikes surrounded by rosettes of stiff, pointed leaves....
- AcmenaAcmenaAcmena is a genus of shrubs and small trees in the myrtle family Myrtaceae. They are related to guavas. The name is derived from the Greek word for "plentiful."The name was first validly published in 1828...
- Acoelorraphe (saw palm)
- AcokantheraAcokantheraAcokanthera is a genus of flowering plants in the family Apocynaceae. It comprises 5 species and is generally restricted to Africa, although Acokanthera schimperi also occurs in Yemen. Its sap contains deadly cardiotoxic glycosides. The sap is among the most commonly used in arrow poisons....
- AconitumAconitumAconitum , known as aconite, monkshood, wolfsbane, leopard's bane, women's bane, Devil's helmet or blue rocket, is a genus of over 250 species of flowering plants belonging to the buttercup family .-Overview:These herbaceous perennial plants are chiefly natives of the mountainous parts of the...
(aconiteAconitumAconitum , known as aconite, monkshood, wolfsbane, leopard's bane, women's bane, Devil's helmet or blue rocket, is a genus of over 250 species of flowering plants belonging to the buttercup family .-Overview:These herbaceous perennial plants are chiefly natives of the mountainous parts of the...
, monkshood) - AcorusAcorusAcorus is a genus of monocot flowering plants. This genus was once placed within the family Araceae , but more recent classifications place it in its own family Acoraceae and order Acorales, of which it is the sole genus of the oldest surviving line of monocots. The exact relationship of Acorus to...
- AcradeniaAcradeniaAcradenia is a genus of trees comprising two species from Australia:*Acradenia euodiiformis T.G.Hartley, native to New South Wales and Queensland....
- AcrocomiaAcrocomiaAcrocomia aculeata is a species of palm native to tropical regions of the Americas, from southern Mexico and the Caribbean south to Paraguay and northern Argentina. Common names include Grugru Palm, Macaúba Palm, Coyol Palm, and Macaw Palm; synonyms include A. lasiospatha, A. sclerocarpa, A. totai,...
- Actaea (baneberry)
- ActinidiaActinidiaActinidia is a genus of woody and, with few exceptions, dioecious plants native to temperate eastern Asia, occurring throughout most of China, Taiwan, Korea and Japan, and extending north to southeast Siberia and south into Indochina...
(kiwifruitKiwifruitThe kiwifruit, often shortened to kiwi in many parts of the world, is the edible berry of a cultivar group of the woody vine Actinidia deliciosa and hybrids between this and other species in the genus Actinidia....
) - Ada
- AdansoniaAdansoniaAdansonia is a genus of eight species of tree, six native to Madagascar, one native to mainland Africa and the Arabian Peninsula and one to Australia. The mainland African species also occurs on Madagascar, but it is not a native of that island....
- AdenandraAdenandraAdenandra is a genus of evergreen shrubs of the family Rutaceae, commonly known as Buchu . The genus is native to South Africa. The plants are related to the citrus family, and have oil glands in the leaves which give off a distinctive aroma. The name Adenandra derives from Greek aden, a gland;...
- AdenanthosAdenanthosAdenanthos is an genus of Australian native shrubs in the flowering plant family Proteaceae. Variable in habit and leaf shape, it is the only Proteaceae genus in which solitary flowers is the norm. It was discovered in 1791, and formally published by Jacques Labillardière in 1805. There are now 33...
- AdeniaAdeniaAdenia is a genus in the passionflower family Passifloraceae. It is named after Aden, a city in Yemen.The genus includes a number of tropical and subtropical xerophytes; many of which form substantially thickened bases or lianas. It is also a Caudiciform. Many species are characterised by the...
- AdeniumAdeniumAdenium is a genus of flowering plants in the dogbane family, Apocynaceae.-Cultivation and uses:Adenium obesum is grown as a houseplant in temperate regions. Numerous hybrids have been developed. Adeniums are appreciated for their colorful flowers, but also for their unusual, thick caudexes...
- AdenocarpusAdenocarpusAdenocarpus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- AdenophoraAdenophoraAdenophora ' is a genus of flowering plant within the family Campanulaceae. Its prevalent common name is ladybells...
- AdenostomaAdenostomaAdenostoma is a genus of shrubs containing only two species: Adenostoma fasciculatum , and Adenostoma sparsifolium . Both are native to coastal California and Baja California, while A...
- Adiantum (maidenhair fernMaidenhair fernAdiantum , the maidenhair ferns, is a genus of about 200 species of ferns in the family Pteridaceae, though some researchers place it in its own family, Adiantaceae...
) - AdlumiaAdlumiaAdlumia fungosa is a species in the Papaveraceae that is commonly known as the Allegheny vine, Climbing Fumitory, or mountain fringe. It is a herbaceous, creeping, flowering plant and is closely related to the Fumitory genus, Fumaria....
- AdonisAdonis (plant)Adonis is a genus of about 20-30 species of flowering plants of the family Ranunculaceae, native to Europe and Asia.The species grow to 10-40 cm in height, with feathery, finely divided leaves...
- AdromischusAdromischusAdromischus is a genus of easily propagated leaf succulents from the Crassulaceae family.Adromischus are endemic to southern Africa.The name comes from the ancient Greek "adros" et "mischos" .- Species :* Adromischus alstonii...
- AechmeaAechmeaAechmea is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The name comes from the Greek “aichme” . Aechmea has 8 subgenera and 255 species distributed from Mexico through South America...
- AegopodiumAegopodiumAegopodium Native to Europe and western Asia. It is a genus of flowering plants of the carrot family Apiaceae, represented by about 7 species, all are perennial herbs. Flowers are compounded, umbels appearing in spring-summer...
- AeoniumAeoniumAeonium is a genus of about 35 species of succulent, subtropical plants of the family Crassulaceae.The name comes from the ancient Greek "aionos" ....
- AerangisAerangisAerangis, abbreviated as Aergs in horticultural trade, is a genus of the Orchid family . The name of this genus has been derived from the Greek words 'aer' and 'angos' , referring to the form of the lip. It is the type genus of the subtribe Aerangidinae...
(an orchid genus) - AeridesAeridesAerides also known as the Cat's-tail Orchid or the Fox Brush Orchid, is a genus belonging to the Orchid family . It is a group of tropical epiphyte orchids that grow mainly in the warm low-lands of the tropics of Asia...
(an orchid genus) - AeschynanthusAeschynanthusAeschynanthus is a genus of ca. 185 species of tropical herbs. They are found in southern and southeastern Asia, the islands of Indonesia, New Guinea, and the Philippines. They are usually trailing epiphytes with brightly colored flowers that are pollinated by sunbirds. Among the better known...
- AesculusAesculusThe genus Aesculus comprises 13-19 species of woody trees and shrubs native to the temperate northern hemisphere, with 6 species native to North America and 7-13 species native to Eurasia; there are also several hybrids. Species are deciduous or evergreen...
- AethionemaAethionemaAethionema is a genus of flowering plants, within the family Brassicaceae, subfamily Brassicoideae. The genus is collectively known as the stonecresses.Aethionema species are grown as herbaceous perennials by gardeners.Species include:...
- AfgekiaAfgekiaAfgekia is a small genus of large perennial climbing shrubs native to Asia, reminiscent of the related genus Wisteria. The genus was named from the initials of Arthur Francis George Kerr , an Irish-born plant collector who worked in then-Siam in the early twentieth century.- External links :* *...
- AgapanthusAgapanthusAgapanthus is the only genus in the subfamily Agapanthoideae of the flowering plant family Amaryllidaceae. The family is in the monocot order Asparagales....
- AgapetesAgapetesAgapetes is a semi-climbing shrub genus native to the Himalayas, grown as an ornamental for its attractive pendulous benches of red tubular flowers blooming over a long period. It is mostly grown in climates from cool temperate to sub-tropical...
- AgastacheAgastacheAgastache, is a genus of 9–12 species of perennial herbs in the family Lamiaceae, native to eastern Asia and North America ....
- AgathisAgathisThe genus Agathis, commonly known as kauri or dammar, is a relatively small genus of 21 species of evergreen tree. The genus is part of the ancient Araucariaceae family of conifers, a group once widespread during the Jurassic period, but now largely restricted to the Southern Hemisphere except for...
- AgathosmaAgathosmaAgathosma is a genus of about 135 species of flowering plants in the family Rutaceae, native to the southern part of Africa. Common names include Buchu, Boegoe, Bucco, Bookoo and Diosma. Buchu formally denotes two herbal species, prized for their fragrance and medicinal use...
- AgaveAgaveAgave is a genus of monocots. The plants are perennial, but each rosette flowers once and then dies ; they are commonly known as the century plant....
- Ageratum
- Aglaia
- AglaomorphaAglaomorphaAglaomorpha is a genus of moth in the family Arctiidae. It consists of the following species:*Aglaomorpha histrio *Aglaomorpha plagiata -References:**...
- AglaonemaAglaonemaAglaonema is a genus of about 40 species of foliage plants in the family Araceae, native to the tropical swamps and rainforests of southeastern Asia, from Bangladesh east to the Philippines, and north to southern China. No common name is widely used, though they are sometimes called "Chinese...
- AgonisAgonisAgonis is a genus of four species in the plant family Myrtaceae. All are endemic to Western Australia, growing near the coast in the south west.Only one, Agonis flexuosa, grows to tree size, the others generally growing as tall shrubs....
- Agrimonia
- AgrostemmaAgrostemmaAgrostemma is a genus of annual plants in the Caryophyllaceae family, containing the species known as corncockles. Its best-known member is A. githago, the Common Corncockle, which is a native of Europe where it is simply called "the Corncockle". The species is a weed of cereals and other crops,...
(corn cockle) - AgrostisAgrostisAgrostis is a genus of over 100 species belonging to the grass family Poaceae, commonly referred to as the bent grasses...
- AichrysonAichrysonAichryson is a genus of about 15 species of succulent, subtropical plants, mostly native to the Canary Islands, with a few in the Azores, Madeira and Morocco, and one in Portugal.The species of Aichryson are not frost-resistant...
- AilanthusAilanthusAilanthus is a genus of trees belonging to the family Simaroubaceae, in the order Sapindales . The genus is native from east Asia south to northern Australasia....
(Tree of HeavenTree of heavenAilanthus altissima , commonly known as tree of heaven, ailanthus, or in Standard Chinese as chouchun , is a deciduous tree in the Simaroubaceae family. It is native to both northeast and central China and Taiwan. Unlike other members of the genus Ailanthus, it is found in temperate climates rather...
, etc.) - AiphanesAiphanesAiphanes is a genus of spiny palms which is native to tropical regions of South and Central America and the Caribbean. There are about 26 species in the genus, ranging in size from understorey shrubs with subterranean stems to subcanopy trees as much as tall...
- AiraAiraAira is a genus of about 10 species of annual grasses, native to western and southern Europe, southwest Asia and Africa. The common name, shared with the similar related genera Deschampsia and Koeleria, is Hair-grass, from the very slender leaves and stems...
(hair grass) - AjaniaAjaniaAjania is a genus of flowering plants in the daisy family. The genus is named after the russian port city Ayan on the coast of the sea of okhotsk....
- Ajuga (bugleweed)
- AkebiaAkebiaAkebia is a genus of five species of flowering plant, within the family Lardizabalaceae. The scientific name, akebia, is a Latinization of the Japanese name for species Akebia quinata: .There are five species including:*Akebia chingshuiensis T...
- AlangiumAlangiumAlangium is a small genus of flowering plants. The genus is included either in a broad view of the dogwood family Cornaceae, or as the sole member of its own family Alangiaceae. Alangium has about 24 species, but some of the species boundaries are not entirely clear...
- AlbertaRubiaceaeThe Rubiaceae is a family of flowering plants, variously called the coffee family, madder family, or bedstraw family. The group contains many commonly known plants, including the economically important coffee , quinine , and gambier , and the horticulturally valuable madder , west indian jasmine ,...
- AlbiziaAlbiziaAlbizia is a genus of about 150 species of mostly fast-growing subtropical and tropical trees and shrubs in the subfamily Mimosoideae of the legume family, Fabaceae. The genus is pantropical, occurring in Asia, Africa, Madagascar, Central, South, and southern North America and Australia, but mostly...
(silk tree) - AlbucaAlbucaAlbuca is a genus of plants in the family Asparagaceae, subfamily Scilloideae. Most of the 100-140 species of bulbous plants in this genus are endemic to Southern Africa....
- Alcea (hollyhockHollyhockAlcea , commonly known as hollyhocks, is a genus of about 60 species of flowering plants in the mallow family Malvaceae. Most species are native to southwest and central Asia, although a few are native to southeast Europe or Egypt...
) - AlchemillaAlchemillaAlchemilla is a genus of herbaceous perennial plants in the Rosaceae, and a popular garden herb with the common name Lady's mantle. There are about 300 species, the majority native to cool temperate and subarctic regions of Europe and Asia, with a few species native to the mountains of Africa,...
- AldrovandaAldrovandaAldrovanda is a genus of carnivorous plants encompassing one extant species and numerous extinct taxa. The genus is named in honor of the Italian naturalist Ulisse Aldrovandi, the founder of the Botanical Garden of Bologna, Orto Botanico dell'Università di Bologna.The extinct species are known...
- AleuritesAleuritesAleurites is a small arborescent genus of flowering plants in the tropical and subtropical regions of Asia, the Pacific and South America, belonging to the spurge family Euphorbiaceae.These monoecious, evergreen trees are perennials or semi-perennials...
- AlicearaAliceara× Aliceara, abbreviated Alcra. in the horticultural trade, is the nothogenus for intergeneric hybrids between the orchid genera Brassia, Miltonia and Oncidium ....
(hybrid genus) - AlismaAlismaAlisma is a genus of flowering plants in the family Alismataceae, members of which are commonly known as water-plantains. The genus consists of aquatic plants with leaves either floating or submerged, found in a variety of still water habitats around the world . The flowers are hermaphrodite, and...
(water plantain) - AlkannaAlkannaAlkanna is a genus of herbaceous plants including about 60 species of the family Boraginaceae. The original alkanna plant is a native of the Levant but is now found, wild and cultivated, throughout much of Europe and around the Mediterranean....
- AllagopteraAllagopteraAllagoptera is a monoecious genus of flowering plant in the palm family found in South America consisting of four similar-looking species. Compared to other genera within the Cocoeae it is described as particularly specialized...
- AllamandaAllamandaAllamanda, also known as Yellow Bell, Golden Trumpet or Buttercup Flower, is a genus of tropical shrubs or vines belonging to the dogbane family .The genus Alamanda is native to South and Central America...
- AlliumAlliumAllium is a monocot genus of flowering plants, informally referred to as the onion genus. The generic name Allium is the Latin word for garlic....
(onionOnionThe onion , also known as the bulb onion, common onion and garden onion, is the most widely cultivated species of the genus Allium. The genus Allium also contains a number of other species variously referred to as onions and cultivated for food, such as the Japanese bunching onion The onion...
) - AllocasuarinaAllocasuarinaAllocasuarina is a genus of trees in the flowering plant family Casuarinaceae. They are endemic to Australia, occurring primarily in the south. Like the closely related genus Casuarina, they are commonly called sheoaks or she-oaks, they are notable for their long, segmented branchlets that...
- AllosyncarpiaAllosyncarpiaAllosyncarpia is a genus of the botanical family Myrtaceae....
- AlloxylonAlloxylonAlloxylon is a genus of five species in the Proteaceae family of mainly small to medium-sized trees. They are native to the eastern coast of Australia, with one species, A. brachycarpum found in New Guinea and the Aru Islands. The genus is a relatively new creation, being split off from Oreocallis...
- AlluaudiaAlluaudiaAlluaudia is a genus of six species of flowering plants endemic to Madagascar, where they form an important component of the Madagascar spiny forests. They are spiny succulent shrubs and trees from 2–20 m tall, with leaves that are deciduous in the long dry season...
- Alnus (alderAlderAlder is the common name of a genus of flowering plants belonging to the birch family . The genus comprises about 30 species of monoecious trees and shrubs, few reaching large size, distributed throughout the North Temperate Zone and in the Americas along the Andes southwards to...
) - AlocasiaAlocasiaAlocasia is a genus of broad-leaved rhizomatous or tuberous perennials from the Family Araceae. There are 78 species of Alocasia occurring in Tropical & Subtropical Asia to Eastern Australia and widely cultivated in Oceania and South America. The large cordate or sagittate leaves grow to a length...
- AloeAloeAloe , also Aloë, is a genus containing about 500 species of flowering succulent plants. The most common and well known of these is Aloe vera, or "true aloe"....
- AloinopsisAloinopsisAloinopsis is a relatively small genus of ice plants from South Africa, whose genus name stands for "similar to an Aloe".These plants have a rather large tuberous root system, and is occasionally cultivated for their looks. They also tend to grow more "heads" when they are raised...
- AlonsoaAlonsoaAlonsoa is a genus of 12 species of flowering plants in the family Scrophulariaceae, the figwort family. The genus includes both herbaceous and shrubby species....
- AlopecurusAlopecurusAlopecurus L., or Foxtail Grass, is a genus of the grass family Poaceae with 25 to 35 species.Foxtails occur in northern temperate regions. They can be annual or perennial. They grow in tufts. They have flat leaves and blunt ligules...
(foxtail grass) - AloysiaAloysiaAloysia is a genus of flowering plants in the verbena family, Verbenaceae. The roughly 35 species of aromatic shrubs it contains are generally known as beebrushes, with the most well-known being Lemon Verbena...
- AlphitoniaAlphitoniaAlphitonia is an arborescent genus of flowering plants with about 20 species, belonging to the buckthorn family of the rosid eudicots. It occurs in tropical regions of Southeast Asia, Oceania and Polynesia. These are large trees or shrubs. In Australia, these plants are often called "ash trees" or...
- AlpiniaAlpiniaAlpinia is a genus of plants, with more than 230 species from the Ginger family . It is named for Prospero Alpini, a 17th-century Italian botanist who specialized in exotic plants.-Description:...
(ginger lily) - AlsobiaAlsobiaAlsobia is a genus of flowering plants in the family Gesneriaceae, native to Mexico, Guatemala and Costa Rica.The two species are succulent, stoloniferous herbs and were previously included in the genus Episcia. Recent molecular studies have supported the separation of Alsobia from...
- AlstoniaAlstoniaAlstonia is a widespread genus of evergreen trees and shrubs from the dogbane family . It was named by Robert Brown in 1811, after Charles Alston , Professor of botany at Edinburgh from 1716-1760....
- AlstroemeriaAlstroemeriaAlstroemeria , commonly called the Peruvian Lily or Lily of the Incas, is a South American genus of about 120 species of flowering plants. Almost all of the species are restricted to one of two distinct centers of diversity, one in central Chile, the other in eastern Brazil...
- AlternantheraAlternantheraAlternanthera is a genus of approximately 80 herbaceous plant species in Amaranthaceae, the amaranth family. It is a widespread genus with a cosmopolitan distribution....
- AlthaeaAlthaea (genus)Althaea is a genus of 6-12 species of perennial herbs native to Europe and western Asia. It includes Althaea officinalis, also known as the marshmallow plant, whence the fluffy confection got its name. They are found on the banks of rivers and in salt marshes, preferring moist, sandy soils. The...
- AlyogyneAlyogyneAlyogyne is a genus of flowering plants in the family Malvaceae which are endemic to Australia. Its species were formerly in the genus Hibiscus but were split off starting in 1863 with H. hakaeifolius. In 1915 Lewton transferred H. cuneiformis and in Fryxell H. pinonianus and H. huegelii followed...
- AlyssumAlyssumAlyssum is a genus of about 100–170 species of flowering plants in the family Brassicaceae, native to Europe, Asia, and northern Africa, with the highest species diversity in the Mediterranean region...
- AlyxiaAlyxiaAlyxia is an Australasian genus of flowering plant in the dogbane family, Apocynaceae. It contains at present 106 species, but Alyxia stellata and A. tisserantii are very variable, might be cryptic species complexes, and are need of further study. It consists of shrubby, climbing or scrambling plants...
- Amaranthus
- Amarcrinum (hybrid genus)
- Amarygia (hybrid genus)
- AmaryllisAmaryllisAmaryllis is a small genus of flowering bulbs, with two species. The better known of the two, Amaryllis belladonna, is a native of South Africa, particularly the rocky southwest region near the Cape...
- AmberboaAmberboaAmberboa is a genus of flowering plants in the daisy family....
- Amelanchier
- AmesiellaAmesiellaAmesiella is a genus of orchid endemic to the island, Luzon, in the Philippines.-List of species:* Amesiella minor Senghas * Amesiella monticola Cootes & D.P.Banks * Amesiella philippinensis Garay Amesiella is a genus of orchid endemic to the island, Luzon, in the Philippines.-List of...
- Amherstia
- AmiciaAmiciaAmicia is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae. It is named in honor of the Italian astronomer, mathematician and microscopist Giovanni Battista Amici ....
- AmmiAmmi (genus)Ammi is a genus of 3 to 6 species of plants in the Apiaceae family. They are native to southern Europe, northern Africa and Southwest Asia...
- Ammobium
- AmorphaAmorphaAmorpha is a genus of plants in the pea family Fabaceae. All the species are native to North America, from southern Canada, most of the United States, and northern Mexico. They are commonly known as false indigo...
- AmorphophallusAmorphophallusAmorphophallus is a large genus of some 170 tropical and subtropical tuberous herbaceous plants from the Arum family...
- AmpelopsisAmpelopsisAmpelopsis is a genus of climbing shrubs, in the grape family Vitaceae. The name is derived from the Greek word ampelos, which means "vine"...
- AmsoniaAmsoniaAmsonia is a genus of flowering plants in the dogbane family, Apocynaceae. It is named in honor of the American botanist Charles Amson. Members of the genus are commonly known as bluestars.-Species:...
- AnacampserosAnacampserosAnacampseros is a genus consisting of a number of species of small perennial succulent plants, native to South Africa. The botanical name Anacampseros is an ancient one for herbs supposed to restore lost love...
- AnacardiumAnacardiumAnacardium is a genus of flowering plants in the family Anacardiaceae, native to tropical regions of the Americas.-Selected species:*Anacardium corymbosum Barb.Rodr.*Anacardium excelsum L. - Wild Cashew*Anacardium giganteum Anacardium is a genus of flowering plants in the family Anacardiaceae,...
- AnacyclusAnacyclusAnacyclus is a genus of plants in the Asteraceae family.The roots of A. pyrethrum are known as pellitory in Europe and akrakara in India. The root is imported mainly from Mediterranean countries...
- AnagallisAnagallisAnagallis is a genus of about 20–25 species of flowering plants in the myrsine family Myrsinaceae, commonly called pimpernel and perhaps best known for the Scarlet pimpernel referred to in literature...
(pimpernel) - AnanasAnanasThe genus Ananas belongs to the Bromeliad family . It is best known for the species Ananas comosus, the pineapple.This genus originated in Mesoamerica and was brought to the Caribbean Islands by the Carib natives...
(pineapplePineapplePineapple is the common name for a tropical plant and its edible fruit, which is actually a multiple fruit consisting of coalesced berries. It was given the name pineapple due to its resemblance to a pine cone. The pineapple is by far the most economically important plant in the Bromeliaceae...
) - Anaphalis
- AnchusaAnchusaThe genus Anchusa L. belongs to the tribe Boragineae of the borage family . It includes about 40 species.These species grow in Europe, North Africa, South Africa en Western Asia. They are introduced into the USA....
- AndersoniaAndersonia (plant genus)Andersonia is a genus of small evergreen shrubs in the family Ericaceae. The genus is endemic to the Southwest Botanical Province in Western Australia.Species include :*Andersonia aristata Lindl...
- AndiraAndiraAndira is a genus of legume in the Fabaceae family.It contains the following species:* Andira aubletii Benth.* Andira galeottiana* Andira inermis* Andira humilis-External Links:* -References:...
- AndrolepisAndrolepisAndrolepis is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Greek “andros” and “lepis” .-External links:* photos...
- Andromeda
- AndropogonAndropogonAndropogon is a genus of grasses. Andropogon gerardii, big bluestem, is the official state grass of Illinois.Broomsedge is found along the eastern United States...
- AndrosaceAndrosaceAndrosace is the second largest genus in the Primulaceae. It is a predominantly Arctic-alpine genus with many species in the Himalayas , the mountains of central Asia, the Caucasus, and the southern and central European mountain systems, particularly the Alps and the Pyrenees.Recent molecular...
- AnemiaAnemiaAnemia is a decrease in number of red blood cells or less than the normal quantity of hemoglobin in the blood. However, it can include decreased oxygen-binding ability of each hemoglobin molecule due to deformity or lack in numerical development as in some other types of hemoglobin...
- AnemoneAnemoneAnemone , is a genus of about 120 species of flowering plants in the buttercup family Ranunculaceae in the north and south temperate zones...
(windflower) - Anemonella
- AnemonopsisAnemonopsisAnemonopsis is a monotypic genus in the family Ranunculaceae, containing only the species Anemonopsis macrophylla.-Description:Anemonopsis is a herbaceous perennial growing approximately 75 cm high, with pale lavender flowers in late summer, each about 2 cm in diameter. The flowers are...
- AnemopaegmaAnemopaegmaAnemopaegma chamberlaynii An evergreen vigorous climber from tropical South America, with leaves of two leaflets to 16 cm long and sometime a terminal tendril; flower funnel-form 6–8 cm long, in pendant clusters of yellow tubular flowers, the tube constricted near base. It prefers a...
- Anethum (dillDillDill is a perennial herb. It is the sole species of the genus Anethum, though classified by some botanists in a related genus as Peucedanum graveolens C.B.Clarke.-Growth:...
) - AngelicaAngelicaAngelica is a genus of about 60 species of tall biennial and perennial herbs in the family Apiaceae, native to temperate and subarctic regions of the Northern Hemisphere, reaching as far North as Iceland and Lapland...
- AngeloniaAngeloniaAngelonia is a genus of about 30 species native to South America.- Cultivation :Some species are cultivated as ornamental plants for their snapdragon-like flowers, but need warm temperatures and large amounts of sunlight....
- AngiopterisAngiopterisAngiopteris is a genus of huge evergreen ferns from the Marattiaceae family, found throughout the paleotropics from Madagascar to the South Pacific islands...
- AngophoraAngophoraAngophora is a genus of ten species of trees or large shrubs in the myrtle family , native to eastern Australia. It is closely related to Corymbia and Eucalyptus, and all three are often referred to as "eucalypts". The differences are that Angophora have opposite leaves rather than alternate, and...
- AngraecumAngraecumThe genus Angraecum, abbreviated as Angcm in horticultural trade, common name Angrek or Comet Orchid, contains about 220 species, some of them among most magnificent of all orchids. They are quite varied vegetatively and florally and are adapted to dry tropical woodland habitat and have quite...
(an orchid genus) - AnguloaAnguloaAnguloa, commonly known as tulip orchids, is a small orchid genus closely related to Lycaste. Its abbreviation in horticulture is Ang. This genus was described by José Antonio Pavón and Hipólito Ruiz López in 1798...
(an orchid genus) - Angulocaste (a hybrid orchid genus)
- AnigozanthosAnigozanthosAnigozanthos is a small genus of Australian plants in the Bloodwort family Haemodoraceae. The 11 species and several subspecies are commonly known as kangaroo paw and catspaw depending on the shape of their flowers...
- AnisacanthusAnisacanthusAnisacanthus is a genus of flowering plants in the bear's breeches family, Acanthaceae. The generic name is derived from the Greek words ανισος , meaning "unequal," and ακανθος , meaning "thorn." Members of the genus are native to tropical and subtropical regions of the Americas...
- AnisodonteaAnisodonteaAnisodontea is a genus in the tribe Malveae in the family Malvaceae. It comprises twenty-one species native to South Africa. Members of the genus typically bear toothed leaves with three or five palmate, uneven lobes...
- AnnonaAnnonaAnnona is a genus of flowering plants in the pawpaw/sugar apple family, Annonaceae. It is the second largest genus in the family after Guatteria, containing approximately 110 species of mostly neotropical and afrotropical trees and shrubs....
- AnodaAnodaAnoda is a genus of flowering plants in the mallow family. There are 23 or 24 species of these herbs, most native to Mexico and South America. They are generally erect plants with a variety of leaf shapes, and many bear colorful flowers...
- anodelferia
- Anomatheca (See FreesiaFreesiaFreesia Ecklon ex Klatt is a genus of 14–16 species of flowering plants in the family Iridaceae, native to Africa. Of the 14 species, 12 are native to Cape Province, South Africa, the remaining two to tropical Africa, one species extending north of the equator to Sudan.The genus was named in honor...
) - AnopterusAnopterusAnopterus is a genus of two species of shrubs or small trees.-Species:* Anopterus glandulosus - western Tasmania* Anopterus macleayanus - eastern Australia...
- AnrederaAnrederaAnredera is a genus of five to ten species of plants native to the neotropics, most of them evergreen vines of dry scrubland and thickets.Species include:* Anredera baselloides Baill.* Anredera cordifolia Steenis...
- AntennariaAntennariaAntennaria is a genus of about 45 species of herbaceous perennial plants in the family Asteraceae, native to temperate regions of the Northern Hemisphere, with one species in temperate southern South America; the highest species diversity is in North America...
- AnthemisAnthemisAnthemis is a genus of about 100 species of aromatic herbs in the Asteraceae, closely related to Chamaemelum, and like that genus, known by the common name chamomile; some species are also called dog-fennel or mayweed. However, Mayweed is improperly used for this genus since Mayweed refers to the...
- AnthericumAnthericumAnthericum is a genus of about 300 species, rhizomatous perennial plants in the family Asparagaceae, subfamily Agavoideae. It was formerly placed in its own family, Anthericeae. The species have rhizomatous or tuberous roots, long narrow leaves and branched stems carrying starry white flowers...
- AnthocleistaAnthocleistaAnthocleista is a genus of tree- and shrub-like tropical gentians in the Gentian family , tribe Potalieae, subtribe Potaliinae. There are about 50 species in the genus Anthocleista, native mainly to tropical Africa, Madagascar and the Mascarene Islands...
- AnthotrocheAnthotrocheAnthotroche is a genus of shrubs in the family Solanaceae. The genus is endemic to Western Australia.Species include:*Anthotroche myoporoides - Myoporum-like Anthotroche C.A.Gardner*Anthotroche pannosa - Endl...
- AnthriscusAnthriscusAnthriscus or Chervil is a common plant genus of the family Apiaceae, growing in Europe and temperate parts of Asia. It comprises 12 species, some of which are considered as noxious weeds...
- AnthuriumAnthuriumAnthurium , is a large genus of about 600–800 species, belonging to the arum family . Anthurium can also be called "Flamingo Flower" or "Boy Flower", both referring to the structure of the spathe and spadix....
- AnthyllisAnthyllisAnthyllis is a genus of plants in the family Fabaceae. This genus contains both herbaceous and shrubby species and is distributed in Europe, the Middle East and North Africa. The most widespread and familiar species is Kidney Vetch Anthyllis is a genus of plants in the family Fabaceae. This genus...
- AntidesmaAntidesmaAntidesma is a species of tropical plant in the Phyllanthaceae. This is a variable plant which may be short and shrubby or tall and erect, approaching 30 meters in height.It has large oval shaped leathery evergreen leaves up to about 20 centimeters long and seven wide. The flowers have a strong,...
- AntigononAntigononAntigonon is a genus of flowering plants in the buckwheat family, Polygonaceae. It contains four species of lianas native to Mexico and Central America.-Species:The four species in the genus are:*Antigonon cinerascens...
- AntirrhinumAntirrhinumAntirrhinum is a genus of plants commonly known as snapdragons from the flowers' fancied resemblance to the face of a dragon that opens and closes its mouth when laterally squeezed...
(snapdragonSnapDragonSnapDragon is a contemporary jazz band based in San Antonio, Texas. The group released their debut CD, "Stealing a Moment" on Humbug Records in 2008, and the 10-song CD soon broke the Top 100 in U.S radio airplay...
) - AperaAperaApera is a small genus of annual grasses, known commonly as silkybent grass or windgrass. They are native to Europe and western Asia but have been introduced and naturalized elsewhere, especially A. interrupta and A...
- AphelandraAphelandraAphelandra is a genus of about 170 species of flowering plants in the family Acanthaceae, native to tropical regions of the Americas.They are evergreen shrubs growing to 1-2 m tall, with opposite, simple leaves 5-30 cm long, often with white veins...
- Aphyllanthes
- ApiumApiumApium is a genus of about 20 species of flowering plants in the family Apiaceae, with a subcosmopolitan distribution in Europe, Asia, Africa, South America and Australia. They are medium to tall biennial or perennial plants growing wet ground...
- ApocynumApocynumApocynum, commonly known as Dogbane and Indian Hemp, is a genus of the plant family of the Apocynaceae with seven species. From the Greek: apo, away; cyno, dog, attributed to its toxicity...
- AponogetonAponogetonAponogeton is a genus of 45 - 50 species of flowering plants, the only genus of the family Aponogetonaceae. The Aponogetonaceae is considered to be allied to the Potamogetonaceae - Najadaceae complex of families....
- ApophyllumApophyllumApophyllum is a monotypic genus, containing only one species, Apophyllum anomalum. It is widespread in semi-arid areas in Australia. The plant is a shrub 3-5m high with leafless, sometimes drooping in older branches. Leaves are linear to lanceolate 5-15mm long...
- ApodytesApodytesApodytes This genus consists of 3 species of evergreen trees, from tropical northeastern Australia, New Caledonia, Africa and Asia.-Description:...
- AponogetonAponogetonAponogeton is a genus of 45 - 50 species of flowering plants, the only genus of the family Aponogetonaceae. The Aponogetonaceae is considered to be allied to the Potamogetonaceae - Najadaceae complex of families....
- Aporocactus
- Aporoheliocereus (hybrid genus)
- Aprevalia
- ApteniaApteniaAptenia is a small genus of succulent plants in the family Aizoaceae that is endemic to South Africa. The name is derived from the Greek word απτην , meaning "wingless" or "unfledged." It refers to the wingless capsules....
- AquilegiaAquilegiaAquilegia is a genus of about 60-70 species of perennial plants that are found in meadows, woodlands, and at higher altitudes throughout the Northern Hemisphere, known for the spurred petals of their flowers.-Etymology:The genus name Aquilegia is derived from the Latin word for eagle , because...
(columbineAquilegiaAquilegia is a genus of about 60-70 species of perennial plants that are found in meadows, woodlands, and at higher altitudes throughout the Northern Hemisphere, known for the spurred petals of their flowers.-Etymology:The genus name Aquilegia is derived from the Latin word for eagle , because...
) - ArabisArabisArabis , or rockcress, is a genus of flowering plants, within the family Brassicaceae, subfamily Brassicoideae.Though traditionally recognized as a large genus with many Old World and New World members, more recent evaluations of the relationships among these species using genetic data suggest that...
(rock cress) - ArachisArachisArachis is a genus of about 70 species of annual and perennial flowering plants in the pea family , native to South America. At least one species, the peanut , is a major food crop species of global importance; some of the other species are cultivated for food to a small extent in South America....
- ArachniodesArachniodesArachniodes is a genus of fern in family Dryopteridaceae.Species include:* Arachniodes acuminata* Arachniodes damiaoshanensis* Arachniodes simplicior* Arachniodes squamulosa R.C.Moran & B.Øllg.-External links:*...
- ArachnisArachnis (orchid)The genus Arachnis, abbreviated as Arach in horticultural trade, is a member of the Orchid family , consisting of more than 20 species native to Southeast Asia, Indonesia, the Philippines, New Guinea, and the Solomon Islands....
(scorpion orchid) (orchid genus) - AraeococcusAraeococcusAraeococcus is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Greek “araios” and the Latin “coccus” . This genus is divided into two subgenera: the type subgenus and Pseudaraeococcus Mez. Is originally from Venezuela.-Species:* Araeococcus...
- AraiostegiaAraiostegiaAraiostegia is a genus of twelve epiphytic or terrestrial ferns from tropical Asia belonging to the hares-foot fern family. It has finely pinnate thinly textured fronds arising from long scaly stalks jointed to creeping rhizomes.-Cultivation:...
- AraliaAraliaAralia , or Spikenard, is a genus of the plant family Araliaceae, consisting of 68 accepted species of deciduous or evergreen trees, shrubs, and rhizomatous herbaceous perennials. The genus is native to Asia and the Americas, with most species occurring in mountain woodlands...
- AraucariaAraucariaAraucaria is a genus of evergreen coniferous trees in the family Araucariaceae. There are 19 extant species in the genus, with a highly disjunct distribution in New Caledonia , Norfolk Island, eastern Australia, New Guinea, Argentina, Chile, and southern Brazil.-Description:Araucaria are mainly...
(monkey-puzzle) - AraujiaAraujiaAraujia is a small genus of perennial vines in the dogbane family. There are about five species native to South America.Species include:*Araujia megapotamica*Araujia sericifera - white bladderflower, cruel vine-External links:**...
- ArbutusArbutusArbutus is a genus of at least 14 species of flowering plants in the family Ericaceae, native to warm temperate regions of the Mediterranean, western Europe, and North America.-Description:...
(madrone) - ArchidendronArchidendronArchidendron is a genus of flowering plants in the pea family, Fabaceae.-Selected species:* Archidendron bigeminum* Archidendron forbesii* Archidendron grandiflorum – Pink Laceflower* Archidendron lovelliae – Tulip Wood...
- ArchontophoenixArchontophoenixArchontophoenix is a plant genus comprising six palm species that are native to New South Wales and Queensland in eastern Australia. They are tall, slender and unbranched.Species include:...
(king palm) - Arctium
- ArctostaphylosArctostaphylosArctostaphylos is a genus of plants comprised by the manzanitas and bearberries. They are shrubs or small trees.There are about 60 species of Arctostaphylos, ranging from ground-hugging arctic, coastal, and mountain species to small trees up to 6 m tall. Most are evergreen , with small oval...
(bearberryBearberryBearberries are three species of dwarf shrubs in the genus Arctostaphylos. Unlike the other species of Arctostaphylos , they are adapted to Arctic and sub-Arctic climates, and have a circumpolar distribution in northern North America, Asia and Europe, one with a small highly disjunctive population...
, manzanitaManzanitaManzanita is a common name for many species of the genus Arctostaphylos. They are evergreen shrubs or small trees present in the chaparral biome of western North America, where they occur from southern British Columbia, Washington to California, Arizona and New Mexico in the United States, and...
) - ArctothecaArctothecaArctotheca is a small genus of flowering plants in the aster family. They are annuals or perennials native to southern Africa. At least two species are widely naturalized elsewhere, including Australia.Species include:...
- ArctotisArctotisArctotis is a genus of about 40-50 species of flowering plants in the family Asteraceae, native to southern Africa, from South Africa north to Angola. Some of the plants are alternatively placed in the genus Venidium. Many are called by the common name "African daisy", or "Gousblom" in Afrikaans...
(African daisyArctotisArctotis is a genus of about 40-50 species of flowering plants in the family Asteraceae, native to southern Africa, from South Africa north to Angola. Some of the plants are alternatively placed in the genus Venidium. Many are called by the common name "African daisy", or "Gousblom" in Afrikaans...
) - ArdisiaArdisiaArdisia is a genus of flowering plants in the family Myrsinaceae , native to warm temperate to tropical regions of the Americas, Asia, and Australasia...
- ArecaArecaAreca is a genus of about 50 species of single-stemmed palms in the family Arecaceae, found in humid tropical forests from Malaysia to the Solomon Islands. The generic name Areca is derived from a name used locally on the Malabar Coast of India....
- ArenariaArenaria (plant)Arenaria is a genus of flowering plants, within the family Caryophyllaceae.Species of this genus are among those plants commonly known as "sandworts". Several species formerly classified within Arenaria are now classed in the genera Spergularia, Eremogone and Minuartia.Species include:*Arenaria...
(sandwort) - ArengaArengaArenga is a genus of 24 species of palms, native to tropical regions of southern and southeastern Asia. They are small to medium-sized palms, growing to 2-20 m tall, with pinnate leaves 2-12 m long.Species*Arenga australasica*Arenga brevipes...
- ArgemoneArgemoneArgemone is a genus of flowering plants in the family Papaveraceae. It contains 30 to 32 species, commonly known as prickly poppies, that are native to the Americas and Hawaii...
(prickly poppy) - ArgyranthemumArgyranthemumArgyranthemum is a genus of flowering plants belonging to the family Asteraceae. Members of this genus are sometimes also placed in the genus Chrysanthemum....
- Argyreia
- ArgyrodermaArgyrodermaArgyroderma is a genus consisting of over 50 species of succulents in the iceplant family from South Africa.These distinctive plants are among those known as "living stones", because their highly succulent, usually stemless, blue-green leaves occur at ground level and can resemble small stones...
- AriocarpusAriocarpusAriocarpus is a genus of 8 species of succulent, subtropical plants of the Cactaceae family.The name comes from the ancient Greek "aria" and "carpos" because of the resemblance of the fruit of the two genus in acorn form...
- ArisaemaArisaemaArisaema is a genus of about 150 species in the flowering plant family Araceae, native to eastern and central Africa, Asia and eastern North America. Its species are often called Cobra lilies, particularly the Asiatic species...
- ArisarumArisarumArisarum is a genus of flowering plants in the Araceae family. There are 3 species of plants in this genus namely:*Arisarum simorrhinum*Arisarum proboscideum*Arisarum vulgare....
- AristeaAristeaAristea is a genus of perennial, herbaceous and rhizomatous species of flowering plants in the iris family . The genus include 56 species which are distributed in tropical and southern Africa, as well as Madagascar...
- AristolochiaAristolochiaAristolochia is a large plant genus with over 500 species. Collectively known as birthworts, pipevines or Dutchman's pipes, they are the namesake of the family . They are widespread and occur in the most diverse climates. Some species, like A. utriformis and A...
- AristoteliaAristotelia (plant)Aristotelia is a genus with 18 species, of tree in the family Elaeocarpaceae. It is named in honor of the Greek philosopher Aristoteles.- Species :*Aristotelia australasica*Aristotelia braithwaitei*Aristotelia fruticosa...
- ArmeriaArmeriaArmeria is the botanical name for a genus of flowering plants. These plants are sometimes known as "thrift" or as the "sea pinks" as they are often found on coastlines...
- Armoracia
- ArnebiaArnebiaArnebia is a genus of the family Boraginaceae.The Generic name Arnebia originates from the Arabic name sagaret el arneb. Author=Stearn, William T. Title=Stearn's Dictionary of Plant Names for Gardeners. Year=2002 Publisher=Cassell....
- ArnicaArnicaArnica is a genus with about 30 perennial, herbaceous species, belonging to the sunflower family . The genus name Arnica may be derived from the Greek arna, "lamb", in reference to the soft, hairy leaves....
- Aronia (chokeberryChokeberryAronia, the chokeberries, are two to three species of deciduous shrubs in the family Rosaceae, native to eastern North America. They are most commonly found in wet woods and swamps. Chokeberries are cultivated as ornamental plants and also because they are very high in antioxidant pigment...
) - Arrabidaea (See SaritaeaSaritaeaSaritaea The single species in this genus, which belongs to the trumpet-vine family, native to Colombia and Ecuador. The stems are almost round in cross-section, and are marked with longitudinal stripes. The 10 cm leaves have 2 leaflets and a further 2 leaflet-like appendages at the base of...
) - ArrhenatherumArrhenatherumArrhenatherum, commonly called Oat-grass or Button-grass, is a genus with seven species and subspecies from the grass family Poaceae. It grows in Europe and the Mediterranean. Wild forms resemble Wild Oat or Fescue...
(Oat Grass) - ArtanemaArtanemaThe genus Artanema is a small group of flowering plant species in the figwort family, Plantaginaceae, but also classified in Linderniaceae by some authors.- Selected species :* Artanema fimbriatum D. Don...
- ArtabotrysArtabotrysArtabotrys There are over 100 species of Old World tropics, with 31 species in Africa. It is part of the custard family. All are woody small trees or shrubs with recurved hooks with a tendency to climb. Leaves are simple and alternate, without hairs. Bisexual flowers are borne singly or in cluster...
- ArtemisiaArtemisia (plant)Artemisia is a large, diverse genus of plants with between 200 to 400 species belonging to the daisy family Asteraceae. It comprises hardy herbs and shrubs known for their volatile oils. They grow in temperate climates of the Northern Hemisphere and Southern Hemisphere, usually in dry or semi-dry...
(mugwort, sagebrushSagebrushSagebrush is a common name of a number of shrubby plant species in the genus Artemisia native to western North America;Or, the sagebrush steppe ecoregion, having one or more kinds of sagebrush, bunchgrasses and others;...
, wormwood) - ArthrocereusArthrocereusArthrocereus is a genus of cactus, originating from southern Minas Gerais, Brazil....
- ArthropodiumArthropodiumArthropodium is a genus of herbaceous perennial plants native to the Southern Hemisphere placed in the family Asparagaceae, subfamily Lomandroideae....
- ArtocarpusArtocarpusArtocarpus is a genus of about 60 trees of Southeast Asian origin and the Pacific, belonging to the mulberry family, Moraceae.-Description:...
- ArumArumArum is a genus of about 25 species of flowering plants in the family Araceae, native to Europe, northern Africa, and western Asia, with the highest species diversity in the Mediterranean region....
- AruncusAruncusAruncus is a genus of herbaceous plants in the Rosaceae, subfamily Spiraeoideae. Botanical opinion of the number of species differs, with from one to four species accepted....
- Arundina
- ArundinariaArundinariaArundinaria, commonly known as the canes, is the sole genus of bamboo native to South Africa and eastern North America and the only temperate bamboo in North America. The genus is endemic to the eastern United States from New Jersey south to Florida and west to Ohio and Texas...
- ArundoArundoArundo is a genus of two or three species of cane: stout, perennial grasses from the family Poaceae, native to the Mediterranean region east to India, China and Japan. They grow to 3–6 m tall, occasionally to 10 m, with leaves 30-60 cm long and 3-6 cm broad.- Species :* Arundo...
- AsarinaAsarinaAsarina is a genus comprising 16 species of strongly sprawling or twining perennials, native to Mexico, southwestern USA, and southern Europe. Originally placed in the Scrophulariaceae , they have more recently been moved to the Plantaginaceae . Leaves are often triangular, toothed, downy and...
- AsarumAsarumAsarum is a genus of plants in the birthwort family Aristolochiaceae, commonly known as Wild ginger.- Description :...
(wild ginger) - AsclepiasAsclepiasAsclepias L. , the milkweeds, is a genus of herbaceous perennial, dicotyledonous plants that contains over 140 known species...
(milkweed, silkweed) - AscocendaAscocenda× Ascocenda, abbreviated as Ascda in the horticultural trade, is a man-made hybrid orchid genus resulting from a cross between Ascocentrum and Vanda . It was first described in Orchid Rev...
(hybrid genus) (an orchid genus) - AscocentrumAscocentrumAscocentrum, abbreviated as Asctm in horticultural trade, is a small genus belonging to the orchid family . The type species is Ascocentrum miniatum Schltr. ex J. J. Sm...
- Asimina
- AsparagusAsparagusAsparagus officinalis is a spring vegetable, a flowering perennialplant species in the genus Asparagus. It was once classified in the lily family, like its Allium cousins, onions and garlic, but the Liliaceae have been split and the onion-like plants are now in the family Amaryllidaceae and...
- AsperulaAsperulaAsperula is a genus of flowering plants in the Rubiaceae family. It contains about 200 species and has a wide distribution area from Europe, northern Africa, temperate and subtropicale Asia to Australasia.-Species:...
(woodruff) - AsphodelineAsphodelineAsphodeline is a genus of perennial plants in the family Xanthorrhoeaceae, subfamily Asphodeloideae. From the Mediterranean, it has fleshy roots and fragrant, starry flowers that are yellow in May to June.It grows up to 4 ft in well-drained soil....
- AsphodelusAsphodelusAsphodelus is a genus of mainly perennial plants native to western, central and southern Europe, but now spread worldwide. Asphodels are popular garden plants, which grow in well-drained soils with abundant natural light...
(asphodelAsphodelusAsphodelus is a genus of mainly perennial plants native to western, central and southern Europe, but now spread worldwide. Asphodels are popular garden plants, which grow in well-drained soils with abundant natural light...
) - AspidistraAspidistraAspidistra is a genus of flowering plants in the family Asparagaceae, subfamily Nolinoideae, native to Asia, common worldwide as house plants.-Ecology and diversity:...
- AspleniumAspleniumAsplenium is a genus of about 700 species of ferns, often treated as the only genus in the family Aspleniaceae, though other authors consider Hymenasplenium separate, based on molecular phylogenetic analysis of DNA sequences, a different chromosome count, and structural differences in the rhizomes...
- AsteliaAsteliaAstelia is a genus of rhizomatous tufted perennials in the family Asteliaceae which are native to the Pacific region as well as the Falkland Islands, Réunion and Mauritius...
- Aster
- AsterantheraAsterantheraAsteranthera is a genus of African violet. Native to the humid forests of Argentina and Chile, it is a species of evergreen scrambling vine. The plant has small, scalloped-margin and rounded leaves and its two-lipped, tubular red flowers with white markings grow in the summer...
- AstilbeAstilbeAstilbe is a genus of 18 species of perennial, herbaceous flowering plants, within the family Saxifragaceae. Some species are commonly known as False Goat's Beard, and False Spirea...
- AstilboidesAstilboidesAstilboides, a genus of the saxifrage family containing only one species, a herbaceous perennial once included in the genus Rodgersia. It comes from China and differs from its former relatives mainly in its leaf shape...
- AstragalusAstragalusAstragalus is a large genus of about 3,000 species of herbs and small shrubs, belonging to the legume family Fabaceae, subfamily Faboideae. The genus is native to temperate regions of the Northern Hemisphere...
(milk vetch) - AstrantiaAstrantiaAstrantia is a genus of herbaceous plants in the family Apiaceae, endemic to Central, Eastern and Southern Europe and the Caucasus.The Genus name comes from the Greek word for star in reference to the star-like quality of the flower heads. There are 8 or 9 species, which have aromatic roots,...
- AstrophytumAstrophytumAstrophytum is a genus of six species of cacti. These species are sometimes referred to as living rocks, though the term is also used for other genera, particularly Lithops . The generic name is derived from the Greek words άστρον , meaning "star," and φυτόν , meaning "plant."-Species:* Astrophytum...
- AsystasiaAsystasiaThe genus Asystasia belongs to the family Acanthaceae and comprises approximately 70 species found in the tropics, including the weedy species Asystasia gangetica.-Selected species:* Asystasia africana C.B...
- AtalayaAtalaya (plant)Atalaya is a genus of 11 species of shrubs and trees in the soapberry family Sapindaceae. They are primarily Australian with two other species extending to tropical Africa and Malesia....
- Athamanta
- AtherospermaAtherospermaAtherosperma moschatum, the Southern Sassafras or Blackheart Sassafras is an evergreen tree native to the cool temperate rainforests of Tasmania, Victoria and New South Wales in Australia. It is common in the rainforests of Tasmania and Victoria, but more scattered and rare in the higher altitudes...
- AthrotaxisAthrotaxisAthrotaxis is a genus of two to three species of conifers in the cypress family, Cupressaceae. The genus is endemic to western Tasmania, where they grow in high altitude temperate rainforests....
- AthyriumAthyriumAthyrium is a genus of about 180 species of terrestrial ferns, with a cosmopolitan distribution.Athyrium species are used as food plants by the larvae of some Lepidoptera species including Small Angle Shades and Sthenopis auratus.-Species:There are about 180, including:-References:***...
- AtriplexAtriplexAtriplex is a plant genus of 100-200 species, known by the common names of saltbush and orache . The genus is quite variable and widely distributed. It includes many desert and seashore plants and halophytes, as well as plants of moist environments...
- AttaleaAttalea (genus)Attalea is a large genus of palms native to Mexico, the Caribbean, Central and South America. This pinnately leaved, non-spiny genus includes both small palms lacking an aboveground stem and large trees. The genus has a complicated taxonomic history, and has often been split into four or five...
- AubrietaAubrietaAubrieta is a genus of about 12 species of flowering plants in the cabbage family Brassicaceae. The genus is named after Claude Aubriet, a French flower-painter. It originates from southern Europe east to central Asia but is now a common garden escape throughout Europe...
- AucubaAucubaAucuba is a genus of three to ten species of flowering plants, now placed in the family Garryaceae, although formerly classified in the Aucubaceae or Cornaceae....
- AulaxAulaxAulax This South African protea family genus of just 3 species of evergreen shrubs is unusual among the many South African Proteaceae in having male and female flowers on separate plants. The bushes have fine needle-like foliage. In spring and summer female plants produce funnel-shaped...
- AuranticarpaAuranticarpaAuranticarpa is a genus of trees in the family Pittosporaceae.All six species occur in monsoonal forest and rainforest margins in Northern Australia...
- AuriniaAuriniaAurinia is a genus of flowering plant of the family Brassicaceae.-Species:There are three species in the genus.*Aurinia corymbosa*Aurinia petraea*Aurinia saxatilis...
- AustrocedrusAustrocedrusAustrocedrus is a genus of conifer belonging to the cypress family Cupressaceae. It has only one species, Austrocedrus chilensis, native to the Valdivian temperate rain forests and the adjacent drier steppe-forests of central-southern Chile and western Argentina from 33°S to 44°S latitude...
- AustrocylindropuntiaAustrocylindropuntiaAustrocylindropuntia is a genus of cacti . There are 11 recognized species, which were once included in the genus Opuntia. Some are native to South America.- External links :*...
- AustrostipaAustrostipaAustrostipa is a genus of grass, with about 70 species.The genus includes Australasian species formerly included in the genus Stipa.Species include:*Austrostipa crinita...
- AverrhoaAverrhoaAverrhoa is a genus of trees in the Oxalidaceae family, of the Oxalidales order, named after Averroes - a 12th century astronomer and philosopher from Al-Andalus.-Selected species:...
- AvicenniaAvicenniaAvicennia is a genus of flowering plants currently placed in the bear's breeches family, Acanthaceae. It contains mangrove trees, which occur in the intertidal zones of estuarine areas and are characterized by aerial roots. Species of Avicennia occur worldwide south of the Tropic of Cancer.The...
- AzadirachtaAzadirachtaAzadirachta is a genus of two species of trees in the flowering plant family Meliaceae . Numerous species have been described in the genus but only two are currently recognized, A. excelsa Jacobs, and the economically important Neem tree, A. indica A. Juss....
- AzaleaAzaleaAzaleas are flowering shrubs comprising two of the eight subgenera of the genus Rhododendron, Pentanthera and Tsutsuji . Azaleas bloom in spring, their flowers often lasting several weeks...
- AzaraAzara (plant)Azara is a genus of ten species of flowering plants in the family Salicaceae, native to temperate to subtropical regions of South America. Azara was formerly classed in the family Flacourtiaceae....
- Azolla (Aquatic ferns)
- AzorellaAzorellaAzorella is a genus of about 70 species of flowering plants in the family Araliaceae, native to South America, New Zealand and the islands of the Southern Ocean...
- AzorinaAzorinaAzorina is a plant genus within the family Campanulaceae. The sole species, Azorina vidalli, which is native to the Azores, was formerly known as Campanula vidalii.-References:*...
- AztekiumAztekiumThe genus Aztekium contains only two species of small globular cactus. Discovered in 1929 by F. Ritter, in Rayones, Nuevo León, Mexico, this genus was thought to be monotypic until a second species was discovered by George S...
- Azetura
B
- BabianaBabianaBabiana Ker Gawler is a genus of flowering plants in the Family Iridaceae composed of about 80 species. Most of these species are found in the southwestern Cape of Africa, with the remainder distributed in Namaqualand and Northern Cape Province...
- BaccharisBaccharisBaccharis is a genus of perennials and shrubs in the aster family . They are commonly known as baccharises but sometimes referred to as "brooms", because many members have small thin leaves resembling the true brooms. They are not at all related to these however, but belong to an entirely...
- BackhousiaBackhousiaBackhousia is a small genus of five species of flowering plants in the family Myrtaceae, native to the rainforests of eastern Australia. They are aromatic shrubs or trees growing to 5-25 m tall, with evergreen leaves 3-12 cm long and 1-6 cm broad, arranged opposite on the shoots.Species...
- BacopaBacopaBacopa is a genus of 70 - 100 aquatic plants belonging to the family Plantaginaceae. It is commonly known as Waterhyssop .-Description:They are annual or perennial, decumbent or erect stemmed plants...
(water hyssop) - BactrisBactrisBactris is a genus of about 240 species in the palm family, Arecaceae, native to Central and South America, and the Caribbean. They are trees growing to 4-20 m tall. The leaves are up to 5 m long, and pinnate with numerous leaflets...
- BaeckeaBaeckeaBaeckea is a genus of 75 species of shrub in the myrtle family Myrtaceae. They are found in Australia, New Caledonia and Southeast Asia with Australia having the largest distribution.They are small shrubs closely resembling Leptospermum....
- BaikiaeaBaikiaeaBaikiaea is a genus of legume in the Fabaceae family.It contains the following species:* Baikiaea ghesquiereana, a Tanzanian endemic* Baikiaea plurijuga, the Rhodesian-Teak...
- Baileya
- BallotaBallotaBallota is a genus of about 35 species of flowering plants in the family Lamiaceae, native to temperate regions of Europe, north Africa and western Asia, with the highest diversity in the Mediterranean region. The type species for the genus is Ballota nigra.Ballota is paraphyletic and will...
- BalsamorhizaBalsamorhizaBalsamorhiza is a genus of plants in the sunflower family known commonly as balsamroots. These are perennials with fleshy taproots and caudices bearing erect stems and large, basal leaves. Atop the tall stems are showy yellow sunflower-like blooms. Balsamroots are native to western North America...
(balsam root) - BambusaBambusaBambusa is a large genus of clumping bamboos. These species are usually giant ones, with numerous branches at a node and one or two much larger than the rest...
(bambooBambooBamboo is a group of perennial evergreens in the true grass family Poaceae, subfamily Bambusoideae, tribe Bambuseae. Giant bamboos are the largest members of the grass family....
) - BanksiaBanksiaBanksia is a genus of around 170 species in the plant family Proteaceae. These Australian wildflowers and popular garden plants are easily recognised by their characteristic flower spikes and fruiting "cones" and heads. When it comes to size, banksias range from prostrate woody shrubs to trees up...
- BaptisiaBaptisiaBaptisia is a genus of about 35 plants in the legume family. One of the better known species is Blue Wild Indigo, which is native to North America and commonly grown in gardens....
- BarbareaBarbareaBarbarea is a genus of about 22 species of flowering plants in the family Brassicaceae, native to temperate regions of the Northern Hemisphere, with the highest species diversity in southern Europe and southwest Asia.They are small herbaceous biennial or perennial plants with dark green, deeply...
(Yellow rocket or winter cress) - BarkeriaBarkeriaBarkeria, abbreviated Bark in horticultural trade, is a genus of orchids originating from Mexico, comprising about 15 species. This genus was once considered part of Epidendrum....
(an orchid genus) - BarleriaBarleriaBarleria is a genus of plants in the family Acanthaceae.Some species include:* Barleria cristata, the Crested Philippine violet* B. obtusa, the Bush violet* B. prionitis, Linn., the porcupine flower, a plant from India- External links :...
- BarklyaBarklyaBarklya is a genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Caesalpinioideae....
(Gold blossom tree) - BarnadesiaBarnadesiaBarnadesia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Barnadesia aculeata* Barnadesia ciliata* Barnadesia spinosa...
- BarringtoniaBarringtoniaBarringtonia is a genus of flowering plants in the family Lecythidaceae. A common name is cornbeefwood.Bengali name is "Hijalna".Species include:* Barringtonia acutangula* Barringtonia asiatica* Barringtonia calyptrata...
- BartlettinaBartlettinaBartlettina is a genus of about 37 species of flowering plants in the Asteraceae family. They are native to tropical America although one species, B...
- BasseliniaBasseliniaBasselinia is a genus of flowering plant in the Arecaceae family.It contains the following species:* Basselinia favieri* Basselinia humboldtiana* Basselinia iterata* Basselinia porphyrea* Basselinia tomentosa...
- BassiaBassiaBassia is a plant genus of the Amaranthaceae family.-Description:The species of genus Bassia are annuals or perennial subshrubs. Their leaves are very variable and show different C4 "kochioid" types of leaf anatomy. The flowers are normally inconspicuous, in spike-like inflorescences without...
- BaueraBaueraBauera is a small genus of shrubs which are endemic to eastern Australia. The species occur in the states of South Australia, Tasmania, Victoria, New South Wales and Queensland. The genus was named in honour of brothers Ferdinand Bauer and Franz Bauer, Austrian botanical illustrators.- Selected...
- BauhiniaBauhiniaBauhinia is a genus of more than 200 species of flowering plants in the subfamily Caesalpinioideae of the large flowering plant family Fabaceae, with a pantropical distribution. The genus was named after the Bauhin brothers, Swiss-French botanists....
- BaumeaBaumeaBaumea is a genus of the sedge family, which includes around 30 species native to Madagascar and the Pacific Islands, with 15 species in Australia. All are perennial rhizomatous herbs, with leaves and stems very similar in appearance. The inflorescence is terminal, with the flowers tightly...
- BeallaraBeallara× Beallara, abbreviated Bllra. in the horticultural trade,, is the nothogenus for intergeneric hybrids between the orchid genera Brassia, Cochlioda, Miltonia and Odontoglossum .-Description:...
- BeaucarneaBeaucarneaBeaucarnea is a genus of four species of flowering plant native to Mexico, Belize, and Guatemala. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae...
- Beaufortia
- BeaumontiaBeaumontiaBeaumontia A small genus of evergreen woody vines in the East Indies and Asia. This genus consists of 9 species of often rampant climbers and vines, and belongs to the oleander or dogbane family.-Description:...
- BeccariellaBeccariellaBeccariella This genus consists of at least 30 species of evergreen trees in the sapodilla family, found around the Pacific in the subtropics and tropics, mainly from Indonesia and Malaysia to northern Australia. They have simple leatherly leaves, usually elliptical and glossy, they are basically...
- BedfordiaBedfordiaBedfordia is a genus of flowering plants belonging to the family Asteraceae. The genus includes 3 species, all endemic to Australia.-Description:Bedfordia are shrubs or small trees....
- BegoniaBegoniaBegonia is a genus in the flowering plant family Begoniaceae and is a perennial. The only other members of the family Begoniaceae are Hillebrandia, a genus with a single species in the Hawaiian Islands, and the genus Symbegonia which more recently was included in Begonia...
- Belamcanda
- BellevaliaBellevaliaBellevalia is a genus of plants in the family Asparagaceae, subfamily Scilloideae....
- BellisBellisBellis is a genus of 15 species of flowering plants in the family Asteraceae, native to Europe and the Mediterranean region and northern Africa. One species has been introduced into North America and others into other parts of the world.-Description:...
(daisy) - BelliumBelliumBellium is a genus of flowering plants in the daisy family, Asteraceae....
- BerberidopsisBerberidopsisBerberidopsis is a genus of flowering plants in the small family Berberidopsidaceae. It consists of two species:* Berberidopsis beckleri - montane tape vine, of Australia....
- BerberisBerberisBerberis , the barberries or pepperidge bushes, is a genus of about 450-500 species of deciduous and evergreen shrubs from 1-5 m tall with thorny shoots, native to the temperate and subtropical regions of Europe, Asia, Africa, North America and South America. They are closely related to the genus...
(barberry) - BerchemiaBerchemiaBerchemia is a genus of plants in the family Rhamnaceae, named after Dutch botanist Berthout van Berchem. They are climbing plants or small to medium-sized trees that occur in Africa, Asia and the Americas.-Selected species:...
- BergeniaBergeniaBergenia is a genus of ten species of flowering plants in the family Saxifragaceae, native to central Asia, from Afghanistan to China and the Himalayan region...
- Bergerocactus
- BerkheyaBerkheyaBerkheya is a genus of flowering plants in the daisy family....
- BerlandieraBerlandieraBerlandiera is a genus of flowering plants in the family Asteraceae.Species include:*Berlandiera lyrata Benth. – Chocolate Flower, Chocolate Daisy or Lyreleaf Greeneyes*Berlandiera monocephala Pinkava...
- BerryaBerryaBerrya A genus of evergreen trees with fibrous bark from Southeast Asia and the Pacific Region. The plants are valuable for their timber. The flowers are showy, with large tight clusters of green flowers....
- BertoloniaBertoloniaBertolonia is a genus consisting of 14 species of pretty, dwarf, creeping, tender perennials, native to tropical South America. These herbacous plants are grown for their colorful, velvety, ornamental foliages, vary from shimmery white with purple, pink with purple, or bronze-green with carmine and...
- BerzeliaBerzeliaBerzelia is a genus consisting of 12 species of upright, wiry stemmed, evergreen shrubs with a dense covering of small, fine, needle-like leaves. The flowers which appear in spring and summer, are minute but are packed in spherical clusters, of which there are several per head of bloom...
- BeschorneriaBeschorneriaBeschorneria is a genus of succulent plants belonging to the family Asparagaceae, subfamily Agavoideae, native to Mexico.Species include:*Beschorneria albiflora Matuda*Beschorneria bracteata Jacobi*Beschorneria calcicola A.García-Mendoza...
- BesseraBesseraBessera is a genus of plants in the family Asparagaceae, subfamily Brodiaeoideae. A small genus of mostly herbaceous flowering plants with corms, they are perennials native to Mexico...
- BetaBeta (plant)Beta is a genus in the flowering plant family Amaranthaceae. The best known member is the common Beet, Beta vulgaris, but several other species are recognised...
(beetBeetThe beet is a plant in the Chenopodiaceae family which is now included in Amaranthaceae family. It is best known in its numerous cultivated varieties, the most well known of which is the purple root vegetable known as the beetroot or garden beet...
) - Betula (birchBirchBirch is a tree or shrub of the genus Betula , in the family Betulaceae, closely related to the beech/oak family, Fagaceae. The Betula genus contains 30–60 known taxa...
) - BiarumBiarumBiarum is a genus of flowering plants in the Araceae family. It is composed of about 23 species of plants that are endemic to the Middle East, Europe, and North Africa. Biarum are often found growing in rock crevices and graveled soil composed largely of limestone.The leaves of Biarum can be...
- BidensBidensBidens is a genus of flowering plants in the family Asteraceae. It contains about 200 species. The common names beggarticks, black jack, bur-marigolds, stickseeds, tickseeds and tickseed sunflowers refer to the achene burrs on the seeds of this genus, most of which are barbed...
- BignoniaBignoniaBignonia is a genus of flowering plants in the catalpa family, Bignoniaceae. Its genus and family were named after Jean-Paul Bignon by his protégé Joseph Pitton de Tournefort in 1694.-Selected species:*Bignonia capreolata...
- BikkiaBikkiaBikkia is a genus of flowering plants in the Rubiaceae family. It is native to eastern Malesia and the western Pacific. The genus was named by Caspar Reinwardt in 1825...
- BillardieraBillardieraBillardiera is a genus of small vines and shrubs which is endemic to Australia. The genus was first formally described in 1793 by botanist James Edward Smith who named it in honour of Jacques Labillardière, a French botanist.Species include:...
- BillbergiaBillbergiaBillbergia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus is named for the Swedish botanist, zoologist, and anatomist Gustaf Johan Billberg. This genus is divided into two subgenera: Billbergia and Helicodea...
- Bischofia
- BismarckiaBismarckiaBismarckia is a monotypic genus of flowering plant in the palm family endemic to western and northern Madagascar where they grow in open grassland. The genus is named for the first chancellor of the German Empire Otto von Bismarck and the epithet for its only species, Bismarckia nobilis, comes...
- BixaBixaBixa The plant is a tall shrub to small evergreen tree 6-10 m high, from tropical South America. It bears clusters of 5-cm bright white to pink flowers, resembling single wild roses, appearing at the tips of the branches. The fruits are in clusters: spiky looking red-brown seed pods covered in...
- BlandfordiaBlandfordiaBlandfordia is a genus of flowering plants, placed in the family Blandfordiaceae of the order Asparagales of the monocots. The genus is native to eastern Australia. Plants in this genus are commonly referred to as Christmas Bells due to the shape of their flowers and the timing of their flowering...
- BlechnumBlechnumBlechnum is a genus of between 150–220 species of ferns in the family Blechnaceae, with a cosmopolitan distribution. By far the greatest species diversity is in tropical regions of the Southern Hemisphere, with only a few species reaching cool temperate latitudes in the Southern Hemisphere...
(hard fern) - BletillaBletillaBletilla is a temperate, terrestrial genus of orchids containing 9 species distributed through China, Japan and Taiwan and Vietnam. The name is actually a diminutive of Bletia because of the resemblance between the two genera even though Bletia is a New World genus. The genera Jimensia Raf. and...
(an orchid genus) - BlighiaBlighiaBlighia is a genus of four species of flowering plants in the soapberry family, Sapindaceae, native to tropical Africa from Guinea east to Kenya. The fruit is partly edible, with the Ackee being grown commercially for fruit production...
- BloomeriaBloomeriaBloomeria, a geophyte in the family Asparagaceae, subfamily Brodiaeoideae,, was named for H. G. Bloomer an early San Francisco botanist. It consists of three species of California and Baja California:* Bloomeria clevelandii S. Watson...
- BlossfeldiaBlossfeldiaBlossfeldia is a genus of cacti, comprising the smallest cactus species. The genus is named after Harry Blossfeld. Some authorities only recognize one species in this genus ....
- BocconiaBocconiaBocconia is a genus of flowering plants in the poppy family, Papaveraceae, that contains about 10 species. Carl Linnaeus chose the name to honor the Italian botanist Paolo Boccone .-Selected species:*Bocconia arborea Watson...
- BoenninghauseniaBoenninghauseniaBoenninghausenia is a monotypic plant genus in the family Rutaceae. The sole species is Boenninghausenia albiflora, which occurs in Bhutan, Nepal, Pakistan, Kashmir, India, Indonesia, Philippines, Myanmar, Thailand, Laos, North Vietnam, China and Japan....
- BolaxBolaxBolax is a genus of flowering plant in the Apiaceae, with 4 or 5 species. It is endemic to temperate South America.It resembles moss, but is firm and prickley and tends to grow in mounds. It can be found on the Falkland Islands....
- BolbitisBolbitisBolbitis is a genus of ferns in family Elaphoglossaceae.Two particular members of the genus are often grown as immersed water plants in aquaria, B. heudelotii, and B. heteroclita. B. heudelotii, the African water fern, normally grows submerged in its native habitat, while B...
- BolleaBolleaBollea is a genus of flowering plants from the orchid family, Orchidaceae.- References :*Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. . Genera Orchidacearum 1. Oxford Univ. Press....
(an orchid genus) - BoltoniaBoltoniaBoltonia is a genus of plants in the Asteraceae family native to North America. There are about five species.Species include:*Boltonia apalachicolensis - Apalachicola doll's daisy*Boltonia asteroides - white doll's daisy...
- BolusanthusBolusanthusBolusanthus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- BomareaBomareaBomarea is one of the two major genera in the plant family Alstroemeriaceae. Most occur in the Andes. Several species are occasionally found as garden plants....
- BombaxBombaxBombax is a genus of mainly tropical trees in the mallow family. They are native to western Africa, the Indian subcontinent, Southeast Asia, as well as sub-tropical regions of East Asia and northern Australia. Common names for the genus include Silk Cotton Tree, Simal, Red Cotton Tree, Kapok and...
- BongardiaBongardiaBongardia is a monotypic genus in the berberry family native to North Africa to Greece, Central Asia and Middle Eastern areas. It is a tuberous, herbaceous plant with a large rounded tuber and attractive pinnate leaves. The flowers are hermaphrodite...
- BoophoneBoophoneBoophone is a genus of herbaceous, perennial and bulbous plants in the Amaryllis family . It consists of two species distributed in Tropical and Southern Africa...
- BoragoBoragoBorago , common name borage, is a genus of two species of herbs with large, hairy leaves that taste mildly of cucumber, and star-shaped purple-blue flowers which are prized for their flavour. The leaves are often added to teas and salads, and the flowers have been added to wine...
- BorassodendronBorassodendronBorassodendron is a genus of flowering plant in the Arecaceae family.It contains two species....
- BorassusBorassusBorassus is a genus of six species of fan palms, native to tropical regions of Africa, Asia and New Guinea. They are tall palms, capable of growing up to 30 m high. The leaves are long, fan-shaped, 2 to 3 m in length...
- Boronia
- BoseaBoseaBosea The genus of evergreen, woody shrubs contains 3 species that are geographically widely separated; one in the Canary Islands, one in Cyprus and one in the western Himalayas...
- BossiaeaBossiaeaBossiaea is a genus in the pea family consisting of about 70 species which are native to Australia. The genus is named in honour of Bossieu de la Martinière, a botanist on La Pérouse's expedition to Australia.Species include:...
- BothriochloaBothriochloaBothriochloa is a genus of grass in the Poaceae family. There are about 70 species found in tropical to warm temperate areas worldwide. They are often called beardgrass or bluestem.Species include:* Bothriochloa alta – tall beardgrass...
- BougainvilleaBougainvilleaBougainvillea is a genus of flowering plants native to South America from Brazil west to Peru and south to southern Argentina . Different authors accept between four and 18 species in the genus...
- BoutelouaBoutelouaBouteloua is a genus of the grass family, Poaceae. Members of the genus are commonly known as Grama. The genus was named for Claudio and Esteban Boutelou, 19th century Spanish botanists.-Selected species:-External links:*...
- BouvardiaBouvardiaBouvardia is a genus of flowering plants in the Rubiaceae family. It contains about 30 species of evergreen herbs and shrubs native to tropical America. The genus is named in honor of Charles Bouvard , physician to Louis XIII, and superintendent of the Jardin du Roi in Paris.-Description:They grow...
- BoweniaBoweniaThe genus Bowenia, includes two living and two fossil species of cycads in the family Stangeriaceae, sometimes placed on their own family Boweniaceae. They are entirely restricted to Australia...
- BowieaBowieaBowiea is a bulbous genus of perennial, succulent plants which thrive in dry and desert regions of South Africa and America. The plants have many overlapping scales, which form a tight, pale green, spherical bulb that grows to 8 in above the soil, sending up a twining fresh-green branched stem...
- BowkeriaBowkeriaBowkeria is a genus of flowering plants in the family Stilbaceae.Species include:* Bowkeria cymosa MacOwan* Bowkeria verticillata Schinz - Natal Shell-flower...
- BoykiniaBoykiniaBoykinia is a small genus of plants related to the saxifrages. It contains about 8 species known as brookfoams. Brookfoams are glandular rhizomatous creeping perennials with highly lobed or toothed leaves and inflorescences of petite flowers...
- BrabejumBrabejumBrabejum A genus of a single species of evergreen tree, Brabejum stellatifolium, restricted in the wild of South Africa's Western Cape Province, where it grows in thickets along banks of streams. The plant is of botanical interest as being Africa's only member of the large grevilleoid subfamily...
- BrachychitonBrachychitonBrachychiton is a genus of 31 species of trees and large shrubs, native to Australia , and New Guinea . Fossils from New South Wales and New Zealand are estimated to be 50 million years old, corresponding to the Tertiary.They grow to 4 – 30m tall, and some are dry-season deciduous...
- BrachyglottisBrachyglottisBrachyglottis is a genus of flowering plant in the Asteraceae family; a genus which has existed since November 29, 1775when Johann Reinhold Forster & Georg Forster created the genus with this name from the Greek words brachus meaning short...
- BrachylaenaBrachylaenaBrachylaena is a genus of flowering plant in the Asteraceae family. Notable species include:* Brachylaena calodendrum* Brachylaena discolor DC. subsp. discolor...
- BrachypodiumBrachypodiumBrachypodium is a genus of about 26 annual or perennial bunch grasses from the Northern Hemisphere. Flimsy upright stems form tussocks. Flowers appear in compact spike-like racemes with 5-25 flowers on each short-stalked spikelet in summer...
- BrachyscomeBrachyscomeBrachyscome is a genus of around 70 species of mostly annual and perennial herbs and a few subshrubs in the daisy family Asteraceae. 65 of these are endemic to Australia, the remainder being found in New Zealand and New Guinea...
- Brachysema
- BrachystelmaBrachystelmaThe genus Brachystelma R. Br. is represented by ca. 100-120 species The genus Brachystelma R. Br. (Apocynaceae: Asclepiadoideae - Ceropegieae) is represented by ca. 100-120 species The genus Brachystelma R. Br. (Apocynaceae: Asclepiadoideae - Ceropegieae) is represented by ca. 100-120 species...
- Bracteantha
- BraheaBraheaBrahea is a genus of palms in the Arecaceae family. They are commonly referred to as Hesper Palms and are endemic to Mexico and Central America...
(Hesper palm) - BrassavolaBrassavolaBrassavola is a genus of 20 orchids . They were named in 1813 by the Scottish botanist Robert Brown. The name comes from the Venetian nobleman and physician Antonio Musa Brassavola. This genus is abbreviated B. in trade journals....
(an orchid genus) - Brassaia (Octopus tree)
- BrassiaBrassiaBrassia is a genus of orchids classified in the Oncidiinae subtribe.The genus was named after William Brass, a British botanist and illustrator, who collected plants in Africa under the supervision of Sir Joseph Banks...
(an orchid genus) - BrassicaBrassicaBrassica is a genus of plants in the mustard family . The members of the genus may be collectively known either as cabbages, or as mustards...
(mustardMustard plantMustards are several plant species in the genera Brassica and Sinapis whose small mustard seeds are used as a spice and, by grinding and mixing them with water, vinegar or other liquids, are turned into the condiment known as mustard or prepared mustard...
, cabbageCabbageCabbage is a popular cultivar of the species Brassica oleracea Linne of the Family Brassicaceae and is a leafy green vegetable...
) - BrassidiumBrassidium× Brassidium, abbreviated in trade journals Brsdm, is an intergeneric hybrid between the orchid genera Brassia and Oncidium ....
(hybrid orchids) - BrassocattleyaBrassocattleyaBrassocattleya or Brasso-cattleya, abbreviated Bc. in the horticultural trade, is an intergeneric orchid hybrid including the genera Brassavola and Cattleya....
(hybrid orchids) - BrassolaeliocattleyaBrassolaeliocattleyaBrassolaeliocattleya, abbreviated Blc. in the horticultural trade, is the orchid nothogenus for intergeneric hybrid greges containing at least one ancestor species from each of the three ancestral genera Brassavola R.Br, Cattleya Lindl...
(trigeneric hybrid orchids) - BreyniaBreyniaBreynia is a plant genus in the family Phyllanthaceae. It has 35 species, distributed from India to Australia.-Synonymy:This genus is also known under several names:*Foersteria Scop.*Forsteria Steud.*Melanthes Blume...
- BriggsiaBriggsiaBriggsia is a genus that consists of 22 species of herbaceous perennials, native to the Himalayas, China and Vietnam. These rhizomous plants with stems or stemless are rarely branched. Leaves few to many, crowded at the tips...
- BrillantaisiaBrillantaisiaBrillantaisia is a genus of plant in family Acanthaceae. It contains the following species :* Brillantaisia lancifolia, Lindau* Brillantaisia nyanzarum Burkill...
- BrimeuraBrimeuraBrimeura is a genus of bulb-forming, monocotyledonous plants in the family Asparagaceae, subfamily Scilloideae, native to southern Europe and certain islands of the western Mediterranean. It contains the following species :...
- BrizaBrizaBriza is a genus of annual grasses in the family Poaceae, native to north temperate regions. The group is generally referred to as the quaking grasses because the flower and seedheads shake on their stalks in the slightest breeze...
(quaking grass) - BrodiaeaBrodiaeaBrodiaea is a monocot genus of flowering plants in the family Asparagaceae, subfamily Brodiaeoideae, also known by the common name cluster-lilies...
- BromeliaBromeliaBromelia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. Bromelia species are characterized by flowers with a deeply cleft calyx. The genus is named after the Swedish medical doctor and botanist Olaf Bromelius .-Species:* Bromelia agavifolia Brongniart ex Houllet*...
- BroughtoniaBroughtoniaBroughtonia is a genus of orchids of the Greater Antilles. The genus is abbreviated Bro in trade journals.With the inclusion of the genera Cattleyopsis Lem. and Laeliopsis Lindl. & Paxton it consists of 6 species.The haploid chromosome number of one species, B. sanguinea, has been determined...
- BroussonetiaBroussonetiaBroussonetia is a genus of four species of trees in the family Moraceae, native to eastern Asia.-References:*...
- BrowalliaBrowalliaBrowallia is a genus of Solanaceae family. It is named after Johannes Browallius , also known as Johan Browall, a swedish botanist, physician and bishop.-Selected species:* Browallia americana L. - Jamaican forget-me-not...
- BrowneaBrowneaBrownea is a genus of about 30 species in the family Fabaceae, subfamily Caesalpinioideae. The genus is native to tropical regions of the Americas. The species are shrubs and trees growing to 20 m tall.Species:*Brownea angustiflora Little...
- BrowningiaBrowningiaBrowningia is a genus of cacti, comprising 11 known species. It is named for W E Browning, director of the Instituto Inglés, Santiago,Chile.-Synonymy:Synonyms of this genus are:*Azureocereus Akers & H.Johnson...
- BruckenthaliaBruckenthaliaBruckenthalia This genus consists of only one species, an evergreen shrub native to southeastern Europe and Asia Minor. It is a dwarf and heath-like plant to 10 in high. Suitable for rock gardens and borders. Leaves are dark green. The flowers in terminal clusters of rose-pink, bell-shaped appear...
- BrugmansiaBrugmansiaBrugmansia is a genus of seven species of flowering plants in the family Solanaceae, native to subtropical regions of South America, along the Andes from Colombia to northern Chile, and also in southeastern Brazil. They are known as Angel's Trumpets, sharing that name with the closely related genus...
- BrunfelsiaBrunfelsiaBrunfelsia is a genus of about 40 species of neotropical shrubs and small trees.The leaves are alternate and simple, with shapes generally elliptic to ovate. The flowers are large and tubular, with five broad petals. Typical habitat is light woodland and thickets. Species in cultivation include...
- Brunia
- BrunneraBrunneraBrunnera is a genus of the family Boraginaceae, which together with Myosotis form the forget-me-nots. The best known member is Brunnera macrophylla ....
- BrunsvigiaBrunsvigiaBrunsvigia is a flowering plant genus in the family Amaryllidaceae, subfamily Amaryllidoideae. It contains about 20 species native to South Africa....
- BryaBryaBrya is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- BuchloeBuchloeBuchloe is a community raised to city status in 1954, lying in Ostallgäu district in Bavaria. Together with the neighbouring communities of Jengen, Lamerdingen and Waal, Buchloe belongs to the Verwaltungsgemeinschaft of Buchloe.-Geography and transport:Buchloe lies right on Bundesautobahn 96 ...
- BuckinghamiaBuckinghamiaBuckinghamia is a small genus of flowering plants, belonging to the family Proteaceae. It is endemic to rainforest areas in northern Queensland in Australia....
- BuddlejaBuddlejaBuddleja, often misspelled Buddleia but commonly known as the Butterfly Bush, is a genus of flowering plants. The generic name bestowed by Linnaeus honours the Reverend Adam Buddle , a botanist and rector in Essex, England, but who could never have seen a plant of the genus.-Classification:The...
- BuglossoidesBuglossoidesBuglossoides is a genus consisting of 15 species of annual or perennial herbs, native to Europe and Asia. They grow naturally in habitats ranging from sunny scrub to rocky slopes and woodland areas. These plants are covered in fine bristles or hairs. The stems are upright or sprawling, branched or...
- BulbineBulbineBulbine is a genus of plants in the family Xanthorrhoeaceae, subfamily Asphodeloideae, named for the bulb-shaped tuber shown by many of the species...
- BulbinellaBulbinellaBulbinella is a genus of plant in the family Xanthorrhoeaceae, subfamily Asphodeloideae. Most species are endemic to South Africa, confined to the winter rainfall area with a few in New Zealand where they are most common in the central Otago region which enjoys a similar climate to the Cape Region...
- Bulbocodium
- BulbophyllumBulbophyllumBulbophyllum is the largest genus in the orchid family Orchidaceae. With more than 2,000 species, it is also one of the largest genera of flowering plants, exceeded only by Astragalus...
(an orchid genus) - BulnesiaBulnesiaBulnesia is a genus of flowering plants in the caltrop family, Zygophyllaceae. The wood of some – particularly B. arborea and B. sarmientoi – is traded as verawood or "lignum vitae"...
- BunchosiaBunchosiaBunchosia is a genus in the Malpighiaceae, a family of about 75 genera of flowering plants in the order Malpighiales. It contains roughly 75 species of trees and shrubs, which are native to dry woodlands, savannas, and wet forests. Their range extends from Mexico and the Caribbean to southeastern...
- BuphthalmumBuphthalmumBuphthalmum is a genus in the daisy family . It contains less than 10 species.-Principal species:* Buphthalmum aquaticum L. 1753* Buphthalmum asteroideum Viv. 1824* Buphthalmum maritimum L. 1753...
- BupleurumBupleurumBupleurum is a very large genus of plants of the Apiaceae family, represented by 185 to 195 species.Species include:*Bupleurum aureum Fisch. ex Hoffm. Bupleurum is a very large genus of plants of the Apiaceae family, represented by 185 to 195 species.Species include:*Bupleurum aureum Fisch. ex...
- BurchardiaBurchardiaBurchardia is a genus of herbs that are endemic to Australia. The genus is named for Johann Heinrich Burkhardt, a German botanist.Species include:*Burchardia bairdiae Keighery*Burchardia congesta Lindl.*Burchardia monantha Domin...
- BurchelliaBurchelliaBurchellia is a genus in the family Rubiaceae, native to the Cape floristic region of southernmost Africa. It contains a single species, Burchellia bubalina, commonly named the "wild pomegranate" or wildegranaat...
- BurragearaBurrageara× Burrageara, abbreviated Burr. in the horticultural trade, is the nothogenus for intergeneric hybrids between the orchid genera Cochlioda, Miltonia, Odontoglossum and Oncidium ....
- BurretiokentiaBurretiokentiaBurretiokentia is a genus of New Caledonian palms containing five species:* Burretiokentia dumasii* Burretiokentia grandiflora* Burretiokentia hapala* Burretiokentia koghiensis* Burretiokentia vieillardii- References :...
- BursariaBursariaBursaria is a genus of large shrubs and small trees which are native to Australia. The genus was first described by Antonio Cavanilles in 1797, with his description of the type species B. spinosa...
- BurseraBurseraBursera, named after the Danish botanist Joachim Burser is a genus with about 100 described species of flowering shrubs and trees varying in size upwards to 25 m. high...
- BurtoniaBurtoniaBurtonia is a genus in the pea family, Fabaceae.Some authorities treat the genus as synonymous with Gompholobium.It was named after David Burton....
- ButeaButeaButea or Flame of the Forest is a genus of flowering plants belonging to the pea family, Fabaceae. It has two species. Butea monosperma, also known as Flame of the Forest or Bastard Teak in English, Kingshuk or Palash in Bengali or Hindi, Kesudo or Khakhro in Gujarati, is native to India and...
- ButiaButiaButia,also known as a Pindo Palm is a genus of palms in the family Arecaceae, native to South America in Brazil, Paraguay, Uruguay and Argentina...
- ButomusButomusButomus is the sole genus in the monogeneric plant family Butomaceae, containing the single species Butomus umbellatus, also known as flowering rush or grass rush.-Description:...
- BuxusBuxusBuxus is a genus of about 70 species in the family Buxaceae. Common names include box or boxwood ....
(boxwood) - ByrsonimaByrsonimaByrsonima is one of about 75 genera in the Malpighiaceae, a family of flowering plants in the order Malpighiales. In particular in American English, they are known as locustberries...
- BystropogonBystropogonBystropogon There are about 40 species of evergreen shrubs in this genus, native to the Canary Islands and Madeira. Allied to the Origanum and Thymus, the genus is characterized by tiny flowers in much-branched clusters, with plume-like sepals that elongate at the fruiting stage, giving the whole...
C
- CabombaCabombaCabomba is an aquatic plant genus, one of two belonging to the family Cabombaceae. It has divided submerged leaves in the shape of a fan and is much favoured by aquarists as an ornamental and oxygenating plant for fishtanks...
- Cadia
- CaesalpiniaCaesalpiniaCaesalpinia is a genus of flowering plants in the legume family, Fabaceae. Membership within the genus is controversial, with different publications including anywhere from 70 to 165 species, depending largely on the inclusion or exclusion of species alternately listed under genera such as...
(dwarf poinciana, Pride of BarbadosCaesalpinia pulcherrimaCaesalpinia pulcherrima is a species of flowering plant in the pea family, Fabaceae, that is native to the tropics and subtropics of the Americas. Its exact origin is unknown due to widespread cultivation...
) - CaladiumCaladiumCaladium is a genus of flowering plants in the family Araceae. They are often known by the common name elephant ear , Heart of Jesus, and Angel Wings...
- CalamagrostisCalamagrostisCalamagrostis, or Small-reed or Reedgrass, is a genus in the Grass family Poaceae with about 260 species that occur mainly in temperate regions of the Northern Hemisphere and the southern hemisphere. Towards equatorial latitudes, species of Calamagrostis generally occur at higher elevations in...
(reed grass, smallweed) - CalaminthaCalaminthaCalamintha is a genus of plants that belongs to the family Lamiaceae. Commonly called the calamints, there are about eight species in the genus which is native to the northern temperate regions of Europe, Asia and America.Calamintha species are used as food plants by the larvae of some Lepidoptera...
(calamint) - Calamus
- CalandriniaCalandriniaCalandrinia is a plant genus that contains many species of purslane, including the redmaids. The genus was named for Jean Louis Calandrini, an 18th century Swiss botanist. It includes around 150 species of annual herbs which bear colorful flowers in shades of red to purple and white...
- CalantheCalantheCalanthe – commonly abbreviated Cal. in horticulture – is a widespread genus of terrestrial orchids with some 170 species.The genus is divided into 2 groups – deciduous species and evergreen ones...
- CalatheaCalatheaCalathea is a genus of plants belonging to the family Marantaceae. There are several dozen species in this genus. Native to the tropical Americas, many of the species are popular as pot plants due to their decorative leaves and, in some species, colorful inflorescences. They are commonly called...
- CalceolariaCalceolariaCalceolaria L. , also called Lady's purse, Slipper flower and Pocketbook flower, or Slipperwort, is a genus of plants in the Calceolariaceae family, sometimes classified in Scrophulariaceae by some authors...
(slipperwort) - CalendulaCalendulaCalendula , pot marigold, is a genus of about 12–20 species of annual or perennial herbaceous plants in the daisy family Asteraceae, native to the area from Macaronesia east through the Mediterranean region to Iran...
(pot marigoldCalendulaCalendula , pot marigold, is a genus of about 12–20 species of annual or perennial herbaceous plants in the daisy family Asteraceae, native to the area from Macaronesia east through the Mediterranean region to Iran...
) - CalibanusCalibanusCalibanus is a genus of two species of flowering plants, both evergreen succulents from dry areas of Mexico. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae...
- CalibrachoaCalibrachoaCalibrachoa is a genus of plants in the Solanaceae family. They are weak evergreen short-lived perennials and subshrubs with a sprawling habit, and they have small petunia-type flowers. They are found across much the same region of South America as petunias, from southern Brazil across to Peru and...
- CallaCallaCalla is a genus of flowering plant in the family Araceae, containing the single species Calla palustris...
- CalliandraCalliandraCalliandra is a genus of flowering plants in the pea family, Fabaceae, subfamily Mimosoideae. It contains about 200 species that are native to tropical and subtropical regions of southern Asia, Africa, Australia and the Americas.-Biological description:...
- CallianthemumCallianthemumCallianthemum is a genus that consists of 24 species of little rhizomatous herbs from high mountains in Europe, Central Asia and East Asia. The botanical name comes from the Greek, which means beautiful flower. The plants are low-growing, ornamental perennials and are lovely to rock garden. Leaves...
- Callicarpa (beauty berry)
- CallicomaCallicomaCallicoma, is a plant genus that contains just one species, Callicoma serratifolia , a tall shrub or small tree which is native to Australia.-Description:...
(black wattle) - Callirhoe (poppy mallowPoppy mallowCallirhoe is a genus of flowering plants in the mallow family, Malvaceae. Its nine species are commonly known as poppy mallows and all are native to the prairies and grasslands of North America...
) - CallisiaCallisiaCallisia is a genus of flowering plants in the spiderwort family, Commelinaceae. Members of the genus are commonly known as Roselings. The generic name is derived from the Greek word καλλον , meaning "beauty."...
- Callistemon (bottlebrush)
- CallistephusCallistephusCallistephus is a genus of flowering plants, in the Asteraceae ; the genus includes only one species, C. chinensis, the China Aster....
(Chinese aster) - CallitricheCallitricheCallitriche is a genus of largely aquatic plants known as water-starworts. Previously, it was the only genus in the family Callitrichaceae. However, according to the APG II system this family is now included in the Plantaginaceae...
(water starwort) - CallitrisCallitrisCallitris is a genus of coniferous trees in the Cupressaceae . There are 15 species in the genus, of which 13 are native to Australia and the other two native to New Caledonia. Traditionally the most widely used common name is cypress-pine, a name shared by the closely related genus Actinostrobus...
(cypress pine) - CallunaCallunaCalluna vulgaris is the sole species in the genus Calluna in the family Ericaceae. It is a low-growing perennial shrub growing to tall, or rarely to and taller, and is found widely in Europe and Asia Minor on acidic soils in open sunny situations and in moderate shade...
(heatherEricaceaeThe Ericaceae, commonly known as the heath or heather family, is a group of mostly calcifuge flowering plants. The family is large, with roughly 4000 species spread across 126 genera, making it the 14th most speciose family of flowering plants...
) - CalocedrusCalocedrusCalocedrus is a genus of three species of coniferous trees in the cypress family Cupressaceae.The generic name means "beautiful cedar".-Description:...
(incense cedar) - CalochoneCalochoneCalochone is a genus of plant in family Rubiaceae. It contains the following species :* Calochone acuminata, Keay...
- CalochortusCalochortusCalochortus is a genus of bulbous plants that includes 70 species from British Columbia to Guatemala and east to Nebraska. Calochortus is the most widely dispersed genus of Liliaceae on the North American Pacific coast. Of these, 28 species are endemic to California...
- CalodendrumCalodendrumCalodendrum is a genus of medium-sized evergreen trees comprising two species from Africa. Calodendrum capense is a well known tree that is widely cultivated, while Calodendrum eickii is a rare forest tree from Tanzania. The botanical name comes from Greek, kalos means beautiful and dendrum means...
(cape chestnut) - CalomeriaCalomeriaCalomeria is a plant genus with a single species Calomeria amaranthoides which is native to New South Wales and Victoria in Australia....
- CalophacaCalophacaCalophaca is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- CalophyllumCalophyllumCalophyllum is a flowering plant genus of around 180-200 species of tropical evergreen trees in the family Calophyllaceae. The generic name is derived from the Greek words καλος , meaning "beautiful", and φυλλον , meaning "leaf." Its members are native to Australasia, Madagascar, Eastern Africa,...
- Calopyxis
- CaloscordumCaloscordumCaloscordum is a genus that consists of five species of perennials native to China. The botanical name comes from the Greek, kalos means beautiful and skordon means garlic...
- CalothamnusCalothamnusCalothamnus is a genus of shrubs, in the family Myrtaceae, which are endemic to the south-west of Western Australia. The name Calothamnus, ascribed to the genus by botanist Robert Brown, is derived from the Greek words kalos and thamnos .Species include:*Calothamnus accedens Hawkeswood...
- CalotropisCalotropisCalotropis is a genus of flowering plants in the dogbane family, Apocynaceae. They are commonly known as milkweeds because of the sap they produce. Calotropis species are considered common weeds in some parts of the world. The flowers are fragrant and are often used in making floral tassels in...
- CalpurniaCalpurnia (genus)Calpurnia is a genus of flowering plants within the family Fabaceae.The genus comprises shrubs or small trees in or along the margin of forests in the eastern parts of South Africa. They shed leaves in winter unless in moist areas, where they are evergreen...
- CalthaCalthaCaltha is a genus of 10 species of rhizomatous perennial plants in the buttercup family, native to wet areas in temperate and cold regions of both the Northern and Southern Hemispheres.Leaves are generally heart- or kidney-shaped.-Species:...
(kingcup, marsh marigold) - CalycanthusCalycanthusCalycanthus is a genus of flowering plants in the family Calycanthaceae, endemic to North America. The genus includes two to four species depending on taxonomic interpretation; two are accepted by the Flora of North America....
- CalymmanthiumCalymmanthiumCalymmanthium is a genus of primitive tree-like cacti from northern Peru. It is the only genus belonging to the tribe Calymmantheae.Diploperianthium F.Ritter has been brought into synonymy with this genus....
- Calypso (an orchid genus)
- CalytrixCalytrixCalytrix is a genus of shrubs in the family Myrtaceae. They are commonly known as Starflowers.Calytrix are endemic to Australia, occurring in all of its states.Species include:...
(starflower) - CamassiaCamassiaCamassia is a genus of six species native to western North America, from southern British Columbia to northern California, and east to Utah, Wyoming and Montana...
(quamashQuamashQuamash , also known as Small Camas, is a perennial herb. It is one species of the genus Camassia and is native to western North America in large areas of southern Canada and the northwestern United States, from British Columbia and Alberta to California and east from Washington state to Montana...
) - CamelliaCamelliaCamellia, the camellias, is a genus of flowering plants in the family Theaceae. They are found in eastern and southern Asia, from the Himalaya east to Korea and Indonesia. There are 100–250 described species, with some controversy over the exact number...
- Camoensia
- CampanulaCampanulaCampanula is one of several genera in the family Campanulaceae with the common name bellflower. It takes its name from their bell-shaped flowers—campanula is Latin for "little bell"....
(bellflower) - CampsisCampsisCampsis is a genus of flowering plants in the bignonia family, Bignoniaceae. It consists of two species, both of which are vines with large flowers.-Species:* Campsis grandiflora K.Schum. – Chinese Trumpet Vine...
(trumpet vineTrumpet vineThe trumpet vine or trumpet creeper , also known as "cow itch vine" and as "hummingbird vine", is a large and vigorous woody vine of the family Bignoniaceae, notable for its showy trumpet-shaped flowers...
) - CampylotropsisCampylotropsisCampylotropsis is a plant genus consisting of a number of species of perennials native to Nepal, China, Korea and Taiwan.-Species:*Campylotropsi chinensis*Campylotropis diversifolia*Campylotropis drummondii*Campylotropis eriocarpa ...
(SeeLespedezaLespedezaLespedeza is a genus of some 40 species of flowering plants in the pea family , commonly known as bush clovers or Japanese clovers...
) - Cananga (ylang ylang)
- CanarinaCanarinaCanarina is a genus of flowering plants within the family Campanulaceae. The best known species is C. canariensis from the laurel forests of the Canary Islands which is sometimes grown as an ornamental plant...
- CanistrumCanistrumCanistrum is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus names is from the Greek “kanistron” . This genus is endemic to the Brazilian Atlantic Forest. There are currently 13 species divided into two subgenra: Canistrum and Cucullatanthus Leme.-Species:*...
- CannaCanna (plant)Canna is a genus of nineteen species of flowering plants. The closest living relations to cannas are the other plant families of the order Zingiberales, that is the gingers, bananas, marantas, heliconias, strelitzias, etc.Canna is the only genus in the family Cannaceae...
- CantuaCantuaCantua is a genus of flowering plants in the family Polemoniaceae which is in the order Ericales.They are restricted to central South America where many species are endemics in the countries of occurrence....
- CapparisCapparisCapparis is a flowering plant genus in the family Capparaceae which is included in the Brassicaceae in the unrevised APG II system. These plants are shrubs or lianas and are collectively known as caper shrubs or caperbushes...
- CapsicumCapsicumCapsicum is a genus of flowering plants in the nightshade family, Solanaceae. Its species are native to the Americas where they have been cultivated for thousands of years, but they are now also cultivated worldwide, used as spices, vegetables, and medicines - and have become are a key element in...
(pepper) - CaraganaCaraganaCaragana is a genus of about 80 species of flowering plants in the family Fabaceae, native to Asia and eastern Europe.They are shrubs or small trees growing 1-6 m tall...
(peashrub) - CarallumaCarallumaCaralluma is a genus of flowering plants in the dogbane family, Apocynaceae, consisting of about 120 species.Once classified in the family Asclepiadaceae, it is now in the subfamily Asclepiadoideae. The generic name is derived from the Arabic word qahr al-luhum, meaning "wound in the flesh" or...
- CardamineCardamineCardamine , is a large genus in the family Brassicaceae. It contains more than 150 species of annuals and perennials. The genus grows worldwide in diverse habitats, except in the Antarctic. Genus Dentaria is a synonym for Cardamine.The leaves can have different forms, going from minute to...
(bittercressCardamineCardamine , is a large genus in the family Brassicaceae. It contains more than 150 species of annuals and perennials. The genus grows worldwide in diverse habitats, except in the Antarctic. Genus Dentaria is a synonym for Cardamine.The leaves can have different forms, going from minute to...
) - CardiocrinumCardiocrinumCardiocrinum is a genus of three or four species of bulbous plants of the family Liliaceae. They are native to the Himalaya, montane China, and Japan. The bulbs are usually formed at the soil surface. The preferred habitat is woodland...
- CardiospermumCardiospermumCardiospermum is a genus of approximately 14 species in the soapberry family, Sapindaceae, which are native to the American, Indian, and African tropics...
- CardwelliaCardwelliaCardwellia is a monotypic genus in the family Proteaceae. The single species, Cardwellia sublimis , is a tree that is endemic to Queensland in Australia. Other common names include Bull Oak, Golden Spanglewood, Lacewood, Oak and Oongaary. The compound leaves have up to 17 leaflets...
- CarexCarexCarex is a genus of plants in the family Cyperaceae, commonly known as sedges. Other members of the Cyperaceae family are also called sedges, however those of genus Carex may be called "true" sedges, and it is the most species-rich genus in the family. The study of Carex is known as...
(sedgeCyperaceaeCyperaceae are a family of monocotyledonous graminoid flowering plants known as sedges, which superficially resemble grasses or rushes. The family is large, with some 5,500 species described in about 109 genera. These species are widely distributed, with the centers of diversity for the group...
) - CarissaCarissaCarissa is a genus of about 20-30 species of shrubs or small trees native to tropical and subtropical regions of Africa, Australia and Asia....
- CarlinaCarlinaCarlina is a genus of about 30 species of thistles in the family Asteraceae, native to Europe, north Africa and Asia. The highest species diversity in the Mediterranean region, and only one species Carlina (carline thistle) is a genus of about 30 species of thistles in the family Asteraceae,...
- CarludovicaCarludovicaCarludovica is a genus in the family Cyclanthaceae. It includes at least four species from tropical America, from Belize and Guatemala to Ecuador and Bolivia...
- Carmichaelia
- Carnegiea (saguaroSaguaroThe saguaro is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S...
) - CarpentariaCarpentariaCarpentaria acuminata , the sole species in the genus Carpentaria, is a palm native to tropical coastal regions in the north of Northern Territory, Australia....
- CarpenteriaCarpenteriaCarpenteria californica , the sole species in the genus Carpenteria, is an evergreen shrub native to California. It is closely related to the genus Philadelphus...
- CarphaleaCarphaleaCarphalea is a genus of plant in family Rubiaceae. It contains the following species :* Carphalea kirondron* Carphalea obovata, Verdc....
- Carpinus (hornbeamHornbeamHornbeams are relatively small hardwood trees in the genus Carpinus . Though some botanists grouped them with the hazels and hop-hornbeams in a segregate family, Corylaceae, modern botanists place the hornbeams in the birch subfamily Coryloideae...
) - CarpobrotusCarpobrotusCarpobrotus is a genus of ground-creeping plants, with succulent leaves and large daisy-like flowers. The name refers to the edible fruits. It comes from the Greek "karpos" and "brota" .There are about 25 species in this genus, having a disperse distribution worldwide...
- CarthamusCarthamusThe genus Carthamus , the distaff thistles, includes about 14 species of Mediterranean plants in the daisy family. The best known species is the safflower.-Species:*Carthamus arborescens L...
(safflowerSafflowerSafflower is a highly branched, herbaceous, thistle-like annual. It is commercially cultivated for vegetable oil extracted from the seeds. Plants are 30 to 150 cm tall with globular flower heads having yellow, orange or red flowers. Each branch will usually have from one to five flower heads...
) - CarumCarumCarum is a genus of about 20 species of flowering plants in the family Apiaceae, native to temperate regions of the Old World. The most important species is Caraway , the seeds of which are widely used as a culinary spice....
(carawayCarawayCaraway also known as meridian fennel, or Persian cumin is a biennial plant in the family Apiaceae, native to western Asia, Europe and Northern Africa....
) - Carya (hickoryHickoryTrees in the genus Carya are commonly known as hickory, derived from the Powhatan language of Virginia. The genus includes 17–19 species of deciduous trees with pinnately compound leaves and big nuts...
, pecanPecanThe pecan , Carya illinoinensis, is a species of hickory, native to south-central North America, in Mexico from Coahuila south to Jalisco and Veracruz, in the United States from southern Iowa, Illinois, Missouri, and Indiana east to western Kentucky, southwestern Ohio, North Carolina, South...
) - CaryopterisCaryopterisCaryopteris is a genus of 16 species of flowering plants in the family Lamiaceae , native to eastern and southern Asia....
- CaryotaCaryotaCaryota is a genus of palm trees. They are often known as fishtail palms because of the shape of their leaves. There are about 13 species native to Asia and the South Pacific. One of the more widely known species is Caryota urens, which yields sap used to make an unrefined sugar called jaggery, and...
(fishtail palm) - Cassia (shower tree)
- CassiniaCassiniaCassinia is a large genus of plants in the family Asteraceae, most or all of which are native to the Southern Hemisphere. It was named for French botanist Alexandre de Cassini.Species include:*Cassinia accipitrum Orchard...
- CassiopeCassiopeCassiope is a genus of 9-12 small shrubby species in the family Ericaceae. They are native to the Arctic and north temperate montane regions. Common names, shared with several other similar related genera, include heather and heath....
- CassipoureaCassipoureaCassipourea is a genus of plant in family Rhizophoraceae.Species include:* Cassipourea acuminata, Liben* Cassipourea brittoniana, Fawc. & Rendle* Cassipourea eketensis, Baker f.* Cassipourea fanshawei, Torre & Goncalves...
- CastaneaChestnutChestnut , some species called chinkapin or chinquapin, is a genus of eight or nine species of deciduous trees and shrubs in the beech family Fagaceae, native to temperate regions of the Northern Hemisphere. The name also refers to the edible nuts they produce.-Species:The chestnut belongs to the...
(chestnutChestnutChestnut , some species called chinkapin or chinquapin, is a genus of eight or nine species of deciduous trees and shrubs in the beech family Fagaceae, native to temperate regions of the Northern Hemisphere. The name also refers to the edible nuts they produce.-Species:The chestnut belongs to the...
) - CastanopsisCastanopsisCastanopsis is a genus of evergreen trees belonging to the beech family, Fagaceae. The genus contains about 120 species, which are today restricted to tropical and subtropical eastern Asia. A total of 58 species are native to China, with 30 endemic; the other species occur further south, through...
- CastanospermumCastanospermumCastanospermum australe , the only species in the genus Castanospermum, is a flowering plant in the family Fabaceae, native to the east coast of Australia in Queensland and New South Wales, and to the Pacific islands of Vanuatu and New Caledonia.-Growth:It is a large evergreen tree growing to ...
(black beanCastanospermumCastanospermum australe , the only species in the genus Castanospermum, is a flowering plant in the family Fabaceae, native to the east coast of Australia in Queensland and New South Wales, and to the Pacific islands of Vanuatu and New Caledonia.-Growth:It is a large evergreen tree growing to ...
) - CasuarinaCasuarinaCasuarina is a genus of 17 species in the family Casuarinaceae, native to Australasia, southeast Asia, and islands of the western Pacific Ocean. It was once treated as the sole genus in the family, but has been split into three genera .They are evergreen shrubs and trees growing to 35 m tall...
(sheoke) - CatalpaCatalpaCatalpa, commonly called catalpa or catawba, is a genus of flowering plants in the trumpet vine family, Bignoniaceae, native to warm temperate regions of North America, the Caribbean, and East Asia....
(Indian bean) - CatanancheCatanancheCatananche is a genus of the botanical family Asteraceae....
- CatasetumCatasetumCatasetum, abbreviated as Ctsm in horticultural trade, is a genus of the Orchid family , subfamily Epidendroideae, tribe Cymbidieae, subtribe Catasetinae, with 166 species....
(an orchid genus) - CathaKhatKhat, qat, gat or Waquish Spoken from true Yemeni, is a flowering plant native to tropical East Africa and the Arabian Peninsula....
(khat tree) - CatharanthusCatharanthusCatharanthus is a genus of eight species of herbaceous perennial plants, six endemic to the island of Madagascar, the seventh and eighth native to the Indian subcontinent in southern Asia...
(MadagascarMadagascarThe Republic of Madagascar is an island country located in the Indian Ocean off the southeastern coast of Africa...
periwinkle) - CatopsisCatopsisCatopsis is a genus of the botanical family Bromeliaceae, subfamily Tillandsioideae. The genus name is from the Greek “kata” and “opsis” . Catopsis is a genus of plants that can be found from Florida to the eastern parts of Brazil, including the Caribbean...
- CattleyaCattleyaCattleya is a genus of 113 species of orchids from Costa Rica to tropical South America. The genus was named in 1824 by John Lindley after Sir William Cattley who received and successfully cultivated specimens of Cattleya labiata that were used as packing material in a shipment of other orchids...
(an orchid genus) - CaulophyllumCaulophyllumCaulophyllum is a small genus of perennial herbs in the family Berberidaceae. It is native to eastern Asia and eastern North America. These plants are distinctive spring wildflowers, which grow in moist, rich woodland, it is known for its large triple-compound leaf, and large blue, berry-like fruits...
- CautleyaCautleyaCautleya is a small genus consisting of 3–4 species of high-altitude tropical and temperate exotic jungle gingers, native to cool forest areas of the eastern Himalayas. The plants produce popular tropical flowers widely used in the cut flower industry. They are deciduous and winter dormant. The...
- CavendishiaCavendishiaCavendishia is a genus of about 100 species of woody perennial plants, many of which are epiphytic. The genus is native to tropical South America and Central America.-Selected species:*Cavendishia bracteata*Cavendishia complectens...
- CeanothusCeanothusCeanothus L. is a genus of about 50–60 species of shrubs or small trees in the buckthorn family Rhamnaceae. The genus is confined to North America, the center of its distribution in California, with some species in the eastern United States and southeast Canada, and others extending as far south...
(California-lilac) - CedrelaCedrelaCedrela is a genus of seven species in the mahogany family Meliaceae. They are evergreen or dry-season deciduous trees with pinnate leaves, native to the tropical and subtropical New World, from southern Mexico south to northern Argentina. The name is derived from a diminutive form of Cedrus...
(toonToonaToona is a genus of five species of trees in the mahogany family, Meliaceae, native from Afghanistan south to India, and east to North Korea, Papua New Guinea and eastern Australia...
) - CedronellaCedronellaCedronella is a genus of flowering plants in the Mentheae tribe of family Lamiaceae, comprising a single species, Cedronella canariensis, endemic to the Canary Islands. Common names include Canary Islands-balm, Canary balm, and Balm-of-Gilead.It is a perennial herbaceous plant growing to 1-1.5 m tall...
- Cedrus (cedar)
- CeibaCeibaCeiba is the name of a genus of many species of large trees found in tropical areas, including Mexico, Central America, South America, The Bahamas, Belize and the Caribbean, West Africa, and Southeast Asia...
(kapokKapokCeiba pentandra is a tropical tree of the order Malvales and the family Malvaceae , native to Mexico, Central America and the Caribbean, northern South America, and to tropical west Africa...
) - Celastrus (staff-vine)
- CelmisiaCelmisiaCelmisia is a genus of perennial herbs or subshrubs, in the family Asteraceae. There are around 70 species; most are endemic to New Zealand, between four and 10 are endemic to Australia. The genus was first formally described by botanist Alexandre de Cassini in 1813.Species include:* Celmisia...
(New Zealand daisy) - CelosiaCelosiaCelosia is a small genus of edible and ornamental plants in the amaranth family, Amaranthaceae. The generic name is derived from the Greek word κηλος , meaning "burned," and refers to the flame-like flower heads. Species are commonly known as woolflowers, or, if the flower heads are crested by...
(cockscomb) - Celtis (hackberry)
- CentaureaCentaureaCentaurea is a genus of between 350 and 600 species of herbaceous thistle-like flowering plants in the family Asteraceae. Members of the genus are found only north of the equator, mostly in the Eastern Hemisphere; the Middle East and surrounding regions are particularly species-rich...
- CentauriumCentauriumCentaurium is a genus of 20 species in the gentian family , tribe Chironieae, subtribe Chironiinae. The genus was named after the centaur Chiron, famed in Greek mythology for his skill in medicinal herbs...
- CentradeniaCentradeniaCentradenia is a genus of 4-5 species of tropical evergreen perennials or subshrubs, native to Central America and Mexico.-Description:Centradenia spp. branches are angled or winged and the stems are often colored. The leaves are lanceolate or ovate, pointy, simple and opposite with well-defined...
- CentranthusCentranthusCentranthus is a flowering plant genus comprising herbs and subshrubs native to Southern Europe. It is in the Caprifoliaceae family. There are about twelve species in the genus...
(valerian) - CephalariaCephalariaCephalaria is a genus of about 65 species of flowering plants in the family Dipsacaceae, native to southern Europe, western and central Asia, and northern and southern Africa.They are annual or perennial herbaceous plants growing to 0.8-2 m tall....
- CephalocereusCephalocereusCephalocereus is a genus of slow-growing, columnar-shaped, blue-green cacti. The genus is native to Mexico. For more information see Old-Man Cactus.-Synonymy:*Haseltonia Backeb.*Neodawsonia Backeb.*Pilocereus Lem.- Species :...
- CephalophyllumCephalophyllumCephalophyllum is a genus of plant in family Aizoaceae.Species include:* Cephalophyllum compressum, L.Bolus* Cephalophyllum confusum, Dinter & Schwantes* Cephalophyllum frutescens-External links:* *...
- CephalotaxusCephalotaxusCephalotaxus, commonly called Plum Yew or Cowtail Pine, is a genus of conifers comprising 11 species, treated in either the Cephalotaxaceae, or in the Taxaceae when that family is considered in a broad sense. The genus is endemic to eastern Asia, though fossil evidence shows it had a wider Northern...
(plum-yew) - CerariaCerariaCeraria is a genus of succulent shrubs, native to South Africa and Namibia.-Description:They are very slow-growing, semi-deciduous or deciduous, and succulent perennials with a few branches and many small, ovoidal leaves along the stems. Branches are pale-barked smooth with papery cortex. These...
- CerastiumCerastiumCerastium is a genus of annual, winter annual, or perennial plants belonging to the family Caryophyllaceae. The around 100 species are commonly called Mouse-ear chickweed; different species are found nearly worldwide but the greatest concentration is mainly from the northern temperate areas of the...
- CeratoniaCeratoniaCeratonia is genus of flowering trees in the pea family, Fabaceae, that is endemic to the Mediterranean region. It belongs to the subfamily Caesalpinioideae, tribe Caesalpinieae.An obsolete name for Ceratonia was Acalis....
(St.John's bread, carob bean) - CeratopetalumCeratopetalumCeratopetalum is a genus of nine species of shrub and tree in the family Cunoniaceae. They are found along the eastern coast of Australia and extend north to New Guinea. Two Australian species are among the best known, one being C. apetalum or coachwood, renowned as a timber tree, and C...
(coachwoodCoachwoodCeratopetalum apetalum, Coachwood, also called Scented Satinwood or Tarwood, is a medium-sized hardwood tree, straight-growing with smooth, fragrant, greyish bark. It is in the family Cunoniaceae...
) - CeratophyllumCeratophyllumCeratophyllum is a cosmopolitan genus of flowering plants, commonly found in ponds, marshes, and quiet streams in tropical and in temperate regions...
- CeratopterisCeratopterisCeratopteris is the only genus among homosporous ferns that is exclusively aquatic. It is pan-tropical.-Description:Erect aquatic or subaquatic ferns of moderate size...
- CeratostigmaCeratostigmaCeratostigma , or Leadwort, Plumbago, is a genus of eight species of flowering plants in the family Plumbaginaceae, native to warm temperate to tropical regions of Africa and Asia. Common names are shared with the genus Plumbago....
- CeratozamiaCeratozamiaCeratozamia is a genus of New World cycads in the family Zamiaceae. The genus contains 16-18 currently living species and one or two fossil species. Most species are endemic to mountainous areas of Mexico, while C. robusta extends into the mountains of Guatemala and Belize...
- CerberaCerberaCerbera is a genus of 10-15 species of evergreen small trees or shrubs, native to tropical Asia, Australia, Madagascar, the Seychelles, and islands in the western Pacific Ocean....
(sea mango) - Cercidiphyllum
- CercisCercisCercis , is a genus of about 10 species in the subfamily Caesalpinioideae of the pea family Fabaceae, native to warm-temperate regions. It contains small deciduous trees or large shrubs commonly known as Redbuds...
(Judas tree, redbud) - Cercocarpus
- CereusCereusCereus is a genus of cactus. The term cereus is also used to describe cacti with very elongated bodies, including columnar growth cacti and epiphytic cacti...
- CeropegiaCeropegiaCeropegia is a genus of plants within the family Apocynaceae. It was named by Carl Linnaeus, who first described this genus in volume 1 of his Species plantarum, which appeared in 1753. Linnaeus thought that the flowers looked like a fountain of wax. From this the scientific name was derived:...
- CestrumCestrumCestrum is a genus of - depending on authority - 150-250 species of flowering plants in the family Solanaceae. They are native to warm temperate to tropical regions of the Americas, from the southernmost United States south to the Bío-Bío Region in central Chile...
- ChadsiaChadsiaChadsia is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae.- Species :This is an incomplete list of species in this genus.*Chadsia andravinensis*Chadsia coluteifolia...
- ChaenomelesChaenomelesChaenomeles is a genus of three species of deciduous spiny shrubs, usually 1–3 m tall, in the family Rosaceae. They are native to eastern Asia in Japan, China and Korea...
(flowering quince) - ChaenorhinumChaenorhinumChaenorhinum is a genus consisting of about 20 species of annual and perennial herbs native to Turkey and the Mediterranean, where they thrive in dry stony areas and scree. They are closely related to Linaria. The leaves are linear to oblong or rounded, opposite at the base. The flowers resemble...
(dwarf snapdragon) - ChaerophyllumChaerophyllumChaerophyllum is a genus of flowering plant in the Apiaceae, with 35 species. It is native to Europe, Asia, North America, and northern Africa.Also is called Queen Anne's laces and cow parsley....
- ChamaecyparisChamaecyparisChamaecyparis is a genus of conifers in the cypress family Cupressaceae, native to eastern Asia and western and eastern North America. In the nursery trade it is often incorrectly known as "false cypress" for lack of other common name, so as to distinguish it from other similar genera bearing...
(false cypress) - ChamaecytisusChamaecytisusChamaecytisus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae. It may be synonymous with Cytisus.C. palmensis is a tree from the Canary Islands, used as a fodder crop around the world....
- ChamaedaphneChamaedaphneThe Leatherleaf is a shrub in the plant family Ericaceae and the only species in the genus Chamaedaphne. It has a wide distribution throughout the cool temperate and subarctic regions of the Northern Hemisphere....
- ChamaedoreaChamaedoreaChamaedorea is a genus of 107 species of palms, native to subtropical and tropical regions of the Americas.. The name is derived from the Greek words χαμαί , meaning "on the ground," and δωρεά , meaning "gift." It refers to the easily reached fruits or the plants' low-growing nature.Chamaedorea...
- ChamaeliriumChamaeliriumChamaelirium luteum, commonly known as Blazing-Star, Devil's Bit, Fairy Wand, False Unicorn, is a perennial herb native to the eastern United States...
- ChamaemelumChamaemelumChamaemelum is a small genus of plants in the daisy family known generally as dogfennels. Perhaps the best-known dogfennel is Roman Chamomile, Chamaemelum nobile, syn. Anthemis nobilis. These are annual or perennial herbs, rarely exceeding half a meter in height and usually bearing solitary white...
(chamomileChamomileChamomile or camomile is a common name for several daisy-like plants of the family Asteraceae. These plants are best known for their ability to be made into an infusion which is commonly used to help with sleep and is often served with either honey or lemon. Because chamomile can cause uterine...
) - ChamaeropsChamaeropsChamaerops is a genus of flowering plants in the family Arecaceae , comprising a single species Chamaerops humilis , representative of the Pre-Pliocene paleo-tropical ancestral lineages in the area.-Distribution:It is the only palm species native to continental Europe...
- ChamelauciumChamelauciumChamelaucium, also known as waxflower, is a genus of shrubs endemic to south western Western Australia. They belong to the myrtle family Myrtaceae and have flowers similar to those of the tea-trees...
(wax flower) - ChasmantheChasmantheChasmanthe is a genus of flowering plants in the iris familywhich originate from South Africa. In their native habitat the flowers are pollinated by sunbirds...
- ChasmanthiumChasmanthiumChasmanthium is a genus of half a dozen species of grasses native to the eastern United States and Northern Mexico. Members of the genus are commonly known as woodoats...
- Cheilanthes
- CheiridopsisCheiridopsisCheiridopsis is a genus that consists of 100 succulents, native to southern Africa. Most are clumping form, a few are shrubby. The leaves are opposite and triangular in section, rarely flattened, the surface more or less velvety, which makes them easy to distinguish from species of the allied genus...
- Chelidonium
- Chelone (turtlehead)
- Chiastophyllum
- ChiliotrichumChiliotrichumChiliotrichum is a genus of flowering plants in the daisy family, Asteraceae. - Further Reading :*Bonifacino, José Mauricio. 2009. Taxonomic Revision of the Chiliotrichum group sensu stricto Smithsonian Contributions to Botany, no. 92, vi+119 pp. Washington, D.C.: Smithsonian Institution...
- ChilopsisChilopsisChilopsis is a genus of flowering plant, containing a single species, Chilopsis linearis. It is a small tree native to the southwestern United States and Mexico...
(desert willow) - ChimaphilaChimaphilaChimaphila is a genus of five species of small, evergreen, flowering plants native to temperate regions of the Northern Hemisphere...
- ChimonanthusChimonanthusChimonanthus is a genus of flowering plants in the family Calycanthaceae, endemic to China. It is also grown in Iran, called "Ice Flower" and probably imported from China. The genus includes three to six species depending on taxonomic interpretation; three are accepted by the Draft Flora of China...
(wintersweet) - ChimonobambusaChimonobambusa----Chimonobambusa is a genus of bamboo.- Species :* Chimonobambusa angustifolia* Chimonobambusa armata - Burmese square bamboo* Chimonobambusa brevinoda* Chimonobambusa communis* Chimonobambusa convoluta...
- ChionanthusChionanthusChionanthus is a genus of about 80 species of flowering plants in the family Oleaceae.The genus has a wide distribution primarily in the tropics and subtropics, but with two species extending north into temperate regions, one in eastern Asia and one in eastern North America...
(fringe tree) - ChionochloaChionochloaChionochloa is a genus of tussock grass in the Poaceae family, containing mainly species of grass endemic to New Zealand such as snow tussock , red tussock and hunangamoho...
- ChionodoxaChionodoxaChionodoxa ' is a small genus of bulbous perennials in the family Asparagaceae, subfamily Scilloideae. The genus is endemic to the eastern Mediterranean region, specifically Crete, Cyprus and Turkey. The blue, white or pink flowers appear early in the year making them valuable garden ornamentals...
(glory of the snow) - Chionoscilla (hybrid)
- ChiritaChiritaChirita is an Old World genus of the flowering plant family Gesneriaceae centred on Indo-Malaysia, S. E. Asia, and southern China. There are currently about 150 species recognised in the genus, about 100 of which are endemic to China...
- ChlidanthusChlidanthusChlidanthus is a genus that consists of 10 species of tender bulbs from tropical South America, mostly natives to the Andes. The botanical name comes from the Greek, meaning "delicate flower". The plants have large spherical bulbs with gray-green, strap-shaped leaves 30cm long arising from the base...
- ChoisyaChoisyaChoisya is a small genus of aromatic evergreen shrubs in the rue family, Rutaceae. Members of the genus are commonly known as Mexican Orange or Mock Orange due to the similarity of their flowers with those of the closely related Orange, both in shape and scent...
- ChonemorphaChonemorphaChonemorpha is a genus that consists of twelve species of large evergreen vigorous woody vines with milky sap from India, Ceylon to South East Asia, the Philippines and South China. Growing dormant in sub-tropical and tropical climates and usually losing leaves if temperature gets below 60F. The...
(Frangipani vine) - ChoricarpiaChoricarpiaChoricarpia is a genus of trees comprising two species endemic to New South Wales and Queensland in Australia:*Choricarpia leptopetala, Brown Myrtle or Brush Turpentine*Choricarpia subargentea, Giant Ironwood or Ironwood Box...
(Brush Turpentine) - Chorisia (floss silk treeFloss silk treeThe silk floss tree , is a species of deciduous tree native to the tropical and subtropical forests of South America. It has a host of local common names, such as palo borracho . It belongs to the same family as the baobab and the kapok. Another tree of the Ceiba genus, C...
) - ChorizemaChorizemaChorizema is a genus of the legume family Fabaceae.Species include:*Chorizema aciculare C.A.Gardner*Chorizema carinatum J.M.Taylor & Crisp*Chorizema circinale J.M.Taylor & Crisp*Chorizema cordatum Lindl....
- Chrysalidocarpus
- ChrysanthemoidesChrysanthemoidesChrysanthemoides is one of eight genera of the Calenduleae, with a center of diversity in South Africa. The genera contains only two species, but is known for the invasive "Bitou Bush" Chrysanthemoides monilifera. Studies of this genus have determined that there is a large amount of genetic...
- ChrysanthemumChrysanthemumChrysanthemums, often called mums or chrysanths, are of the genus constituting approximately 30 species of perennial flowering plants in the family Asteraceae which is native to Asia and northeastern Europe.-Etymology:...
- ChrysobalanusChrysobalanusChrysobalanus is a genus of evergreen perennial shrubs to small trees, attaining a maximum height of 25 or 30 feet native to sub-tropical and tropical climates. The plant is found in coastal areas throughout the Tropical Americas as a wild plant, and is frequently planted in gardens. It has a...
- ChrysogonumChrysogonumChrysogonum is a genus of flowering plants in the daisy family. It is known to have hallucinogenic properties, and is currently classified as a Class 1 drug by the U.S. government....
- ChrysolepisChrysolepisChrysolepis is a small genus in the beech family Fagaceae, endemic to the western United States. Its two species have the common name chinquapin...
- ChrysolepisChrysolepisChrysolepis is a small genus in the beech family Fagaceae, endemic to the western United States. Its two species have the common name chinquapin...
- ChrysophyllumChrysophyllumChrysophyllum is a genus of about 70-80 species of tropical trees, growing rapidly to 10–20 m or more in height. The genus is native to tropical regions throughout the world, with the greatest number of species in northern South America. One species, C...
(star apple) - ChrysothemisChrysothemisChrysothemis or Khrysothemis , is a name ascribed to several characters in Greek mythology.Most prominently among these, Chrysothemis was a daughter of Agamemnon and Clytemnestra...
- ChusqueaChusqueaChusquea is a genus of bamboo with about 150 species. Most of them are mountain clumping bamboos native from southern Mexico to southern Chile and Argentina. They are sometimes referred to as South American mountain bamboos. Unlike most other bamboos, the stems of these species are solid, not hollow...
- CibotiumCibotiumCibotium is a genus of eleven species of tropical tree fern—subject to much confusion and revision—distributed fairly narrowly in Hawaii , Southeast Asia , and the cloud forests of Central America and Mexico...
- CicerbitaCicerbitaCicerbita is a genus of plants in the Asteraceae family.- Description :Cicerbita are mostly quite strong, perennial herbaceous plants. Their leaves are lyre-shaped or toothed pinnate with a terminal lobe which is clearly larger than the side lobes. Some species have only one pair of rather small...
- CichoriumCichoriumCichorium is a genus of flowering plants in the family Asteraceae. The species are commonly known as chicory or endive – there are two cultivated species, and four to six wild species....
(chicoryChicoryCommon chicory, Cichorium intybus, is a somewhat woody, perennial herbaceous plant usually with bright blue flowers, rarely white or pink. Various varieties are cultivated for salad leaves, chicons , or for roots , which are baked, ground, and used as a coffee substitute and additive. It is also...
, endiveEndiveEndive , Cichorium endivia, is a leaf vegetable belonging to the daisy family. Endive can be cooked or used raw in salads.-Background:Endive is also a common name for some types of chicory...
) - CimicifugaCimicifugaCimicifuga is a genus of between 12-18 species of flowering plants belonging to the family Ranunculaceae, native to temperate regions of the Northern Hemisphere....
(bugbane) - CinnamomumCinnamomumCinnamomum is a genus of evergreen aromatic trees and shrubs belonging to the Laurel family, Lauraceae. The species of Cinnamomum have aromatic oils in their leaves and bark. The genus contains over 300 species, distributed in tropical and subtropical regions of North America, Central America,...
(camphor laurelCamphor LaurelCinnamomum camphora is a large evergreen tree that grows up to 20–30 metres tall. The leaves have a glossy, waxy appearance and smell of camphor when crushed. In spring it produces bright green foliage with masses of small white flowers...
) - CionuraCionuraCionura is a genus that consists of a few species of perennial plants found through the Mediterranean regions, the South and Eastern parts of the Balkan peninsula and Asia Minor to Afghanistan. The plants are woody stems, either upright or twinning with numerous herbaceous sprawling stems and...
- CirsiumCirsiumCirsium is a genus of perennial and biennial flowering plants in the Asteraceae, one of several genera known commonly as thistles. They are more accurately known as Plume thistles. These differ from other thistle genera in having feathered hairs to their achenes...
- CissusCissusCissus is a genus of approximately 350 species of woody vines in the grape family . They have a cosmopolitan distribution, though the majority are to be found in the tropics. In Tamil they are known as pirandai .-Medicinal:...
- CistusCistusCistus is a genus of flowering plants in the rockrose family Cistaceae, containing about 20 species . They are perennial shrubs found on dry or rocky soils throughout the Mediterranean region, from Morocco and Portugal through to the Middle East, and also on the Canary Islands...
(rock rose, sun rose) - CitharexylumCitharexylumCitharexylum is a genus of flowering plants in the verbena family, Verbenaceae. It contains 70 to 100 shrub and tree species commonly known as Fiddlewoods or Zitherwoods. They are native to the Americas, ranging from southern Florida and Texas in the United States to Argentina. The highest...
(fiddlewood) - CitrofortunellaCitrofortunella-Citrus × microcarpa — ×Citrofortunella hybrids:These plants are hardier and more compact than most citrus plants. They produce small acidic fruit and make good ornamental plants...
(hybrid) - CitrusCitrusCitrus is a common term and genus of flowering plants in the rue family, Rutaceae. Citrus is believed to have originated in the part of Southeast Asia bordered by Northeastern India, Myanmar and the Yunnan province of China...
(limeLime (fruit)Lime is a term referring to a number of different citrus fruits, both species and hybrids, which are typically round, green to yellow in color, 3–6 cm in diameter, and containing sour and acidic pulp. Limes are a good source of vitamin C. Limes are often used to accent the flavors of foods and...
, lemonLemonThe lemon is both a small evergreen tree native to Asia, and the tree's ellipsoidal yellow fruit. The fruit is used for culinary and non-culinary purposes throughout the world – primarily for its juice, though the pulp and rind are also used, mainly in cooking and baking...
) - CladanthusCladanthusCladanthus is a genus of the botanical family Asteraceae, endemic to the Mediterranean region.- Species :Includes* Cladanthus mixtus L. syn Ormenis multicaulis, Moroccan chamomile-External links:*...
- CladrastisCladrastisCladrastis kentukea, the Kentucky Yellowwood or American Yellowwood , is a species of Cladrastis native to the Southeastern United States, with a restricted range from western North Carolina west to eastern Oklahoma, and from southern Missouri and Indiana south to central Alabama...
- ClarkiaClarkiaClarkia is a genus within the flowering plant family Onagraceae. Over 40 species are currently classified in Clarkia; almost all are native to western North America, though one species is native to South America....
- ClaytoniaClaytoniaClaytonia is a genus of 26 species of flowering plants in the family Montiaceae, primarily native to North America, with a few species extending south to Guatemala in Central America, and northwest to northeastern Asia....
- CleistocactusCleistocactusCleistocactus is a genus of columnar cacti from Peru, Uruguay, Bolivia and Argentina. The name comes from the Greek kleistos meaning closed because the flowers hardly open....
- ClematisClematisClematis is a genus of about 300 species within the buttercup family Ranunculaceae. Their garden hybrids have been popular among gardeners beginning with Clematis × jackmanii, a garden standby since 1862; more hybrid cultivars are being produced constantly. They are mainly of Chinese and Japanese...
- CleomeCleomeCleome is a genus of flowering plants in the family Cleomaceae. Previously it had been placed in family Capparaceae, until DNA studies found the Cleomaceae genera to be more closely related to Brassicaceae than Capparaceae...
(spider flower) - ClerodendrumClerodendrumClerodendrum is a genus of flowering plants in the family Lamiaceae. Its common names include glorybower, bagflower and bleeding-heart...
- ClethraClethraClethra is a genus of between 30-70 species of flowering shrubs or small trees. It is one of two genera in the family Clethraceae...
(summersweet) - CleyeraCleyeraCleyera is a plant genus consisting of 18 tender species of extremely evergreen shrubs to small trees, mostly native to Mexico and Central America, and one from Eastern Asia. The botanical name is derived from Andrew Cleyer, Dutch physician of the seventeenth century...
- Clianthus
- ClintoniaClintoniaThe genus Clintonia contains the bead lilies, which flower and then fruit into berries. Plants of this genus are distributed across North America and eastern Asia. This genus was named after De Witt Clinton, an 18th-century botanist and U.S. politician....
- ClitoriaClitoriaClitoria is a genus of flowering plants that are insect pollinated.-Distribution and uses:These plants are native to tropical and temperate areas of the Old World....
- CliviaCliviaClivia is a genus of monocot flowering plants native to southern Africa. They are from the family Amaryllidaceae, subfamily Amaryllidoideae. Common names include Kaffir lily and bush lily....
- ClusiaClusiaClusia is the type genus of the family Clusiaceae. Comprising 140-150 species, it is native to tropical and subtropical America. Its species are shrubs, vines and small to medium-size trees up to 20 m tall, with evergreen foliage...
- ClytostomaClytostomaClytostoma is a genus that consists of 24 species of woody-stemmed vines from tropical America, native to Argentina and the southern part of Brazil. The botanical name comes from the Greek, klytos means splendid or beauteous, and stoma means mouth; alluding to the beautiful flowers...
- CobaeaCobaeaCobaea is a genus of flowering plants including about 20 species of rapid growing, ornamental annual or perennial climbers from Tropical America, native to Mexico. The botanical name is honored for Father Cobo, Spanish Jesuit of the seventeenth century, naturalist, and resident of America for many...
- CoccolobaCoccolobaCoccoloba is a genus of about 120–150 species of flowering plants in the family Polygonaceae. The genus is native to tropical and subtropical regions of the Americas, in South America, the Caribbean and Central America, with two species extending into Florida.The species are shrubs and trees,...
(sea grape) - CoccothrinaxCoccothrinaxCoccothrinax is a genus of palms in the Arecaceae family. There are more than 50 species described in the genus, plus many synonyms and sub-species. A new species has been described as recently as 2006. Many of the Coccothrinax have silver or thatch, or both, in their English common names...
(thatch palm) - CocculusCocculusCocculus is a genus of 11 species of woody vines and shrubs, native to warm temperate to tropical regions of North America, Asia and Africa. The common name Moonseed is also used for the closely related genus Menispermum. The related Indian Berry is known as "Cocculus Indicus" in...
- CochliodaCochliodaCochlioda, abbreviated Cda. in the horticultural trade, is a genus of orchids. It consists of more than 10 species, native to Peru, Ecuador and Bolivia....
- CochlospermumCochlospermumCochlospermum is a genus of trees in the Cochlospermaceae family; many classifications place this genus in the family Bixaceae....
(buttercup tree, Maximiliana) - Cocos (coconutCoconutThe coconut palm, Cocos nucifera, is a member of the family Arecaceae . It is the only accepted species in the genus Cocos. The term coconut can refer to the entire coconut palm, the seed, or the fruit, which is not a botanical nut. The spelling cocoanut is an old-fashioned form of the word...
) - CodiaeumCodiaeumCodiaeum is a genus of plants under the family Euphorbiaceae. It comprises about 16 species, found from Malesia to the Pacific. They are shrubs with leathery leaves and often confused with the genus Croton...
(croton) - CodonantheCodonantheCodonanthe is a New World genus, consists of a dozen or more species of evergreen epiphytic compact creeping vines with rooting along their stems, and scandent herbs or subshrubs with woody, upright stems from Brazil, Guiana, Central America and West Indies. In its own habitat, the plant usually...
- CodonopsisCodonopsisCodonopsis is a genus of flowering plant within the family Campanulaceae. It is allied to Campanumoea and Leptocodon, and some authors suggest that Codonopsis should include these genera...
- CoeliaCoeliaCoelia is a genus of orchids .The genus Bothriochilus, established by Lemaire in 1856, however listed exactly the same species as Coelia. Because of Lemaire's later publication date however, Bothriochilus is now considered a synonym genus....
- CoelogyneCoelogyneCoelogyne Lindl. 1821, is a genus of over 200 sympodial epiphytes from the family Orchidaceae, distributed across India, China, Indonesia and the Fiji islands, with the main centers in Borneo, Sumatra and the Himalayas. They can be found from tropical lowland forests to montane rainforests. A few...
(an orchid genus) - CoffeaCoffeaCoffea is a genus of flowering plants in the Rubiaceae family. They are shrubs or small trees native to tropical and southern Africa and tropical Asia. Seeds of several species are the source of the popular beverage coffee. Coffee ranks as one of the world's most valuable and widely traded...
(coffee tree) - CoixCoixCoix is a genus of grass in the Poaceae family.-External links:*...
- ColchicumColchicumColchicum is a genus of flowering plants containing around sixty species of perennial plants which grow from corms. It is a member of family Colchicaceae, and is native to West Asia, Europe and parts of the Mediterranean coast....
(autumn crocusAutumn CrocusAutumn Crocus may refer to:*One of two species of flowering plant:** the Autumn Crocus Crocus nudiflorus** the Meadow Saffron Colchicum autumnale, which is also known as Autumn Crocus* Autumn Crocus , a 1931 play by Dodie Smith...
, meadow saffron) - ColeonemaColeonemaColeonema is a genus of flowering plants in the family Rutaceae. The eight known species are all from the western Cape Province of South Africa. In Australia, where they are cultivated as garden ornamentals, they are often incorrectly referred to as Diosma.Species include:*Coleonema album Bartl. &...
- ColletiaColletiaColletia is a genus of flowering plants in the family Rhamnaceae, with 15 to 17 species of spiny shrubs. All species of this genus are native to southern South America. They are non-legume nitrogen fixers.-Selected species:*Colletia armata...
- CollinsiaCollinsiaCollinsia is a genus of about 25 species of annual flowering plants, consisting of the Blue-eyed Marys and the Chinese Houses. It was traditionally placed in the snapdragon family Scrophulariaceae, but following recent research in molecular genetics, it has now been placed in a much enlarged...
- CollomiaCollomiaCollomia is a genus of flowering plants in the family Polemoniaceae.-Species:*Collomia coccinea - collomia*Collomia debilis - alpine collomia*Collomia diversifolia - serpentine collomia*Collomia grandiflora - grand collomia...
- ColocasiaColocasiaColocasia is a genus of 25 or more species of flowering plants in the family Araceae, native to tropical Polynesia and southeastern Asia. Common names include Elephant-ear, Taro, Cocoyam, Dasheen,Chembu, and Eddoe...
(taroTaroTaro is a common name for the corms and tubers of several plants in the family Araceae . Of these, Colocasia esculenta is the most widely cultivated, and is the subject of this article. More specifically, this article describes the 'dasheen' form of taro; another variety is called eddoe.Taro is...
) - ColquhouniaColquhouniaColquhounia is a genus of six species of evergreen or semi-evergreen shrubs or subshrubs in the family Lamiaceae, native to the eastern Himalaya and southwestern China south to Thailand and Vietnam....
- ColumneaColumneaColumnea is a genus of ca. 200 species of epiphytic herbs and shrubs in the flowering plant family Gesneriaceae, native to tropical America and the Caribbean. The tubular or oddly shaped flowers are usually large and brightly colored – usually red, yellow, or orange – sometimes...
- ColuteaColuteaColutea is a genus of about 25 species of deciduous flowering shrubs in the legume family Fabaceae, growing from 2-5 m tall, native to southern Europe, north Africa and southwest Asia. The leaves are pinnate and light green to glaucous grey-green. The flowers are yellow to orange, pea-shaped and...
(bladder senna) - Coluteocarpus
- ColvilleaColvilleaColvillea is a genus of legume in the Fabaceae family. It is named for Sir Charles Colville, an ex Governor of Mauritius.It contains the following species:* Colvillea racemosa...
- CombretumCombretumThe bushwillows or combretums, Combretum, make up the type genus of the family Combretaceae. The genus comprises about 370 species of trees and shrubs, roughly 300 of which are native to tropical and southern Africa, about 5 to Madagascar, some 25 to tropical Asia and approximately 40 to tropical...
- ComespermaComespermaComesperma is a genus of shrubs, herbs and lianas in the family Polygalaceae. The genus is endemic to Australia. It was defined by the French botanist Jacques Labillardière in his 1806 work Novae Hollandiae Plantarum Specimen. The genus name is derived from the Ancient Greek words come "hair", and...
- CommelinaCommelinaCommelina is a genus of approximately 170 species commonly called dayflowers due to the short lives of their flowers. They are less often known as widow's tears. It is by far the largest genus of its family, Commelinaceae...
(day flower, spiderwort, widow's tears) - CommersoniaCommersoniaCommersonia is a genus of trees and shrubs in the family Malvaceae. All occur in Australia; 12 species are endemic there, whereas the other two occur also in Southeast Asia and the western Pacific Islands....
- CommidendrumCommidendrumCommidendrum is a genus of four species of trees and shrubs in the family Asteraceae endemic to the island of Saint Helena in the South Atlantic Ocean. The vernacular name is gumwood or scrubwood.Species...
- CommiphoraCommiphoraCommiphora is a genus of flowering plants in the family Burseraceae. It includes about 185 species of trees and shrubs, often armed or thorny, native to Africa, Arabia, and the Indian subcontinent.-Uses:...
- Comptonella
- ComptoniaComptoniaComptonia is a monotypic genus in the family Myricaceae, order Fagales. It is native to eastern North America, from southern Quebec south to the extreme north of Georgia, and west to Minnesota. The common name is Sweetfern or Sweet-fern, a confusing name as it is not a fern.It is a deciduous...
- ConandronConandronConandron is a genus that consists of 3 species of small ornamental alpine perennials, native to Japan and Taiwan. The botanical names comes from the Greek, meaning "cone-shaped anther". These plants are almost stemless herb with radical glabrous rugose, thick winkled leaves in flat tuffs leaves...
- CongeaCongeaCongea is a small genus of flowering plants in the mint family, Lamiaceae.It contains climbing plants native to Southeast Asia that are rarely seen in cultivation outside thetropics...
- ConicosiaConicosiaConicosia is a genus of succulent plants in the ice plant family native to southern Africa. They are known commonly as narrow-leafed ice plants. These are relatively short-lived perennials with underground stems and tentacle-shaped, dull-pointed triangular leaves...
- ConiogrammeConiogrammeConiogramme is one of three genera of the fern clade here considered to be Cryptogrammaceae. A cultivated species, Coniogramme pilosa, is known as "bamboo fern."-Species:*Coniogramme affinis Wall. ex Hieron....
- ConocliniumConocliniumConoclinium, the mistflowers, is a genus of four species of herbaceous perennial flowering plants, native to North America. They are tall, and have blue to purple or violet flowers ....
(mistflower) - ConophytumConophytumConophytum is a genus of South African and Namibian succulent plants that belong to the Aizoaceae family. The name is derived from the Latin “conus” and Greek “phytum”...
- ConospermumConospermumConospermum is a genus of 53 species in the family Proteaceae endemic to Australia. They are fairly widespread over the continent. They aren't particularly well-known to horticulture but some of the New South Wales species are known as smoke bushes....
- ConostylisConostylisConostylis is a genus of perennial herbs in the family Haemodoraceae, endemic to the south west of Western Australia.Species include:*Conostylis aculeata R.Br. Prickly Conostylis*Conostylis albescens Hopper...
- ConradinaConradinaConradina is a genus of flowering plants in the mint family, Lamiaceae. Its common name is False Rosemary, or rarely, short leaf rosemary. There are 7 species of Conradina, all native to the southeastern United States. Conradina verticillata grows on the Cumberland Plateau in Kentucky and...
- ConsolidaConsolidaConsolida is a genus of about 40 species of annual flowering plants in the buttercup family Ranunculaceae, native from western Europe through the Mediterranean region east to central Asia...
(larkspur) - ConvallariaConvallariaConvallaria majalis , commonly known as the lily-of-the-valley, is a poisonous woodland flowering plant native throughout the cool temperate Northern Hemisphere in Asia and Europe....
(lily-of-the-valley) - ConvolvulusConvolvulusConvolvulus is a genus of about 200 species of flowering plants in the bindweed family Convolvulaceae, with a cosmopolitan distribution. Common names include bindweed and morning glory, both names shared with other closely related genera....
(bindweedBindweedBindweed may refer to:* Convolvulaceae , a family including about 60 genera and more than 1,650 species** Calystegia , a genus of about 25 species of flowering plants...
, morning gloryMorning gloryMorning glory is a common name for over 1,000 species of flowering plants in the family Convolvulaceae, whose current taxonomy and systematics is in flux...
) - CoperniciaCoperniciaCopernicia is a genus of 24 species of palms, native to South America and the Caribbean. They are fan palms , with the leaves with a bare petiole terminating in a rounded fan of numerous leaflets...
(caranda palm, wax palm) - CopiapoaCopiapoaCopiapoa is a genus of cacti from the dry coastal deserts of northern Chile. It comprises about 26 species. These species vary in form from spherical to slightly columnar and in color from a brownish to blue-green body.-Taxonomy:...
syn.Pilocopiapoa - CoprosmaCoprosmaCoprosma is a genus of 108 species that are found in New Zealand , Hawaii , Borneo, Java, New Guinea, islands of the Pacific Ocean to Australia and the Juan Fernández Is. Many species are small shrubs with tiny evergreen leaves, but a few are small trees and have much larger leaves...
- CoptisCoptisCoptis is a genus of between 10–15 species of flowering plants in the family Ranunculaceae, native to Asia and North America.-Species:Selected species*Coptis aspleniifolia*Coptis chinensis...
(goldthread) - CordiaCordiaCordia is a genus of flowering plants in the borage family, Boraginaceae. It contains about 300 species of shrubs and trees, which are found worldwide mostly in warmer regions. Many of the species are commonly called manjack, while bocote may refer to several Central American species in Spanish...
(bird lime tree) - CordylineCordylineCordyline is a genus of about 15 species of woody monocotyledonous flowering plants in family Asparagaceae, subfamily Lomandroideae. The subfamily has previously been treated as a separate family Laxmanniaceae, or Lomandraceae. Other authors have placed the genus in the Agavaceae...
- Coreopsis (tickseedTickseedCoreopsis is a genus of herbs in the family Asteraceae. This group of plants is related to sunflower. The plants may be from one and a half feet to four feet high. The flat fruits are small and dry and look like bugs. Many of its 35 to 114 species are cultivated...
) - Coriandrum (corianderCorianderCoriander is an annual herb in the family Apiaceae. Coriander is native to southern Europe and North Africa to southwestern Asia. It is a soft, hairless plant growing to tall. The leaves are variable in shape, broadly lobed at the base of the plant, and slender and feathery higher on the...
cilantro) - CoriariaCoriariaCoriaria is the sole genus in the family Coriariaceae. It includes about 30 species of subshrubs, shrubs and small trees, with a widespread but disjunct distribution across warm temperate regions of the world, occurring as far apart as the Mediterranean region, southern and eastern Asia, New...
- CornusDogwoodThe genus Cornus is a group of about 30-60 species of woody plants in the family Cornaceae, commonly known as dogwoods. Most dogwoods are deciduous trees or shrubs, but a few species are nearly herbaceous perennial subshrubs, and a few of the woody species are evergreen...
(dogwoodDogwoodThe genus Cornus is a group of about 30-60 species of woody plants in the family Cornaceae, commonly known as dogwoods. Most dogwoods are deciduous trees or shrubs, but a few species are nearly herbaceous perennial subshrubs, and a few of the woody species are evergreen...
, cornel) - CorokiaCorokiaCorokia is a genus in the Argophyllaceae family comprising about ten species native to New Zealand and one native to Australia. Corokia species are shrubs or small trees with zigzagging branches. In fact, Corokia cotoneaster is commonly known as wire-netting bush. The stems of the shrubs are dark...
- CoronillaCoronillaThe genus Coronilla contains Old World shrubs and herbs.Coronilla species are used as food plants by the larvae of some Lepidoptera species including the case-bearers Coleophora coronillae and Coleophora vicinella.Species include:* Coronilla glauca* Coronilla iberica* Coronilla minima* Coronilla...
- Correa
- CorryocactusCorryocactusCorryocactus is a genus of cactus. The genus was formerly placed in the tribe Notocacteae.-Synonymy:The following genera have been brought into synonymy with this genus:*Corryocereus Fric & Kreuz....
- CortaderiaCortaderiaCortaderia is a genus of 20-25 species of grasses in the family Poaceae. Members of the genus are native to South America , New Zealand and New Guinea . The name of the genus is derived from the Argentine Spanish word cortadera, which in turn refers to the sharp serrations on the leaves....
(pampas grassPampas GrassCortaderia selloana, commonly known as pampas grass, is a tall grass native to southern South America, including the pampas after which it is named, and Patagonia....
, tussock grass) - CortusaCortusaCortusa is a genus that consists of 19 species of delicate, hardy, alpine perennials, relative to Primula both in general appearance and habit of growth. The genus is named by the herbalist Matthiolus after his friend Cortusus, professor of botany at Padua, who discovered the plant called today...
- CorybasCorybasCorybas is the son of Iasion and the goddess Cybele, who gave his name to the Corybantes , or dancing priests of Phrygia. The Korybantes were associated with Orpheus, another son of Apollo and a Mousa, founder of the closely related Orphic Mysteries.According to Diodorus Siculus:This wedding of...
(hemlet orchid) - CorydalisCorydalisCorydalis is a genus of about 470 species of annual and perennial herbaceous plants in the fumewort family , native to the temperate Northern Hemisphere and the high mountains of tropical eastern Africa...
- CorylopsisCorylopsisCorylopsis is a genus of nearly 30 species of shrubs in the witch hazel family, Hamamelidaceae, native to eastern Asia with the majority of species endemic in China but with some also in Japan, Korea, and the Himalaya...
(winter-hazel) - Corylus (hazelHazelThe hazels are a genus of deciduous trees and large shrubs native to the temperate northern hemisphere. The genus is usually placed in the birch family Betulaceae, though some botanists split the hazels into a separate family Corylaceae.They have simple, rounded leaves with double-serrate margins...
, filbert) - CorymbiaCorymbiaCorymbia is a genus of about 113 species of tree that were classified as Eucalyptus species until the mid-1990s. It includes the bloodwoods, ghost gums and spotted gums. The bloodwoods had been recognised as a distinct group within the large and diverse Eucalyptus genus since 1867...
- CorynocarpusCorynocarpusCorynocarpus is the only genus of plants in the family Corynocarpaceae. It comprises six species growing from New Guinea to New Zealand and islands in the western Pacific Ocean.-Species:*Corynocarpus australasicus C. T. White...
- CoryphaCoryphaCorypha is a genus of six or seven species of palms , native to India, Malaysia, Indonesia, the Philippines, New Guinea, and northeastern Australia...
- CoryphanthaCoryphanthaCoryphantha or Beehive cactus is a genus of small to middle-sized, globous to short-columnar cacti. The genus is found from Mexico to southern New Mexico and Texas in the United States...
- Cosmos
- CostusCostusCostus is a genus of perennial tropical herbaceous plants from the costus family . They are often characterized and distinguished from relatives such as Zingiber by their spiraling stems. The genus as a whole is thus often called spiral gingers, but this can also refer to C...
- Cotinus (smoke bush)
- CotoneasterCotoneasterCotoneaster is a genus of woody plants in the rose family, Rosaceae, native to the Palaearctic region , with a strong concentration of diversity in the genus in the mountains of southwestern China and the Himalayas...
- CotulaCotulaCotula is a genus of flowering plant in the Asteraceae family. It includes about 80 species of plants known generally as water buttons or buttonweeds....
(brass buttons) - CotyledonCotyledonA cotyledon , is a significant part of the embryo within the seed of a plant. Upon germination, the cotyledon may become the embryonic first leaves of a seedling. The number of cotyledons present is one characteristic used by botanists to classify the flowering plants...
- CouroupitaCouroupitaCouroupita is a genus of flowering plants of Lecythidaceae family. It consists of four species native to tropical South America.Selected Species* Couroupita guianensis - Cannon-ball tree-External links:* on The Lecythidaceae Pages...
(cannonball tree) - CrambeCrambeCrambe is a genus of Brassicaceae native to Europe, southwest and central Asia and eastern Africa. It includes among its species seakale , grown as a leaf vegetable, Crambe cordifolia which is grown as an herbaceous border perennial, and Crambe abyssinica, which is grown for an oil from the seeds...
- CraspediaCraspediaCraspedia is a genus of daisies commonly known as billy buttons or woollyheads. They are native to Australia and New Zealand where they grow in a variety of habitats from sea level to the alps. The genus is found in every state of Australia except the Northern Territory. In New Zealand, Craspedia...
- CrassulaCrassulaCrassula is a large genus of succulent plants containing many species, including the popular Jade Plant, Crassula ovata. They are native to many parts of the globe, but cultivated varieties are almost exclusively from the Eastern Cape of South Africa....
- Crataegomespilus (hybrid)
- CrataegusCrataegusCrataegus , commonly called hawthorn or thornapple, is a large genus of shrubs and trees in the rose family, Rosaceae, native to temperate regions of the Northern Hemisphere in Europe, Asia and North America. The name hawthorn was originally applied to the species native to northern Europe,...
(hawthorn) - Crataemespilus (hybrid)
- CrepisCrepisCrepis, commonly known in some parts of the world as hawksbeard or hawk's-beard , is a genus of about 200 annual and perennial flowering plants of the family Asteraceae superficially resembling the dandelion, the most conspicuous difference being that Crepis usually has branching...
- CrescentiaCrescentiaCrescentia is a genus of six species of flowering plants in the family Bignoniaceae, native to southern North America, the Caribbean, Central America and northern South America...
(calabashCalabashLagenaria siceraria , bottle gourd, opo squash or long melon is a vine grown for its fruit, which can either be harvested young and used as a vegetable, or harvested mature, dried, and used as a bottle, utensil, or pipe. For this reason, the calabash is widely known as the bottle gourd...
) - CrinodendronCrinodendronCrinodendron is a botanic genus with 8 species of flowering plants belonging to the family Elaeocarpaceae....
- CrinumCrinumCrinum is a genus of about 180 species of perennial plants that have large showy flowers on leafless stems, and develop from bulbs. They are found along the sides of streams and lakes in tropical and subtropical areas worldwide, including South Africa....
- CrocosmiaCrocosmiaCrocosmia is a small perennial genus in the iris family Iridaceae, native to the grasslands of Cape Floristic Region, South Africa.They can be evergreen or deciduous perennial herbs, that grow from basal underground corms. The basal, alternate leaves are cauline and distichous...
(falling starsFalling StarsFalling Stars is a console role-playing game developed by Ivolgamus and published by Nordcurrent in Europe and by Agetec in North America. It was released on August 24, 2007 in Europe for Microsoft Windows and the PlayStation 2 and on August 26, 2008 in the United States for the PlayStation 2...
, montbretia) - CrocusCrocusCrocus is a genus in the iris family comprising about 80 species of perennials growing from corms. Many are cultivated for their flowers appearing in autumn, winter, or spring...
- CrossandraCrossandraCrossandra is a genus of plants in the family Acanthaceae, comprising 52 species that occur in Africa, Madagascar, Arabia and the Indian subcontinent. Some species, especially Crossandra infundibuliformis, are cultivated for their brightly colored flowers.Known as Kanakambara in Karnataka, southern...
(firecracker flower) - CrotalariaCrotalariaCrotalaria is a genus of herbaceous plants and woody shrubs in the Family Fabaceae commonly known as rattlepods. Some 600 or more species of Crotalaria are described worldwide, mostly from the tropics; at least 500 species are known from Africa. Some species of Crotalaria are grown as ornamentals...
(rattlepod) - CrotonCroton (genus)Croton is an extensive flowering plant genus in the spurge family, Euphorbiaceae, established by Carl Linnaeus in 1737. The plants of this genus were described and introduced to Europeans by Georg Eberhard Rumphius. The common names for this genus are rushfoil and croton, but the latter also...
- CroweaCroweaCrowea is a genus of small evergreen shrubs in the family Rutaceae . They are native to Australia, where they occur in Victoria, New South Wales and Western Australia. The genus is named for James Crowe, an English botanist. Croweas have pink star-shaped flowers with five petals.The genus has...
- CryptanthusCryptanthusCryptanthus is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Greek “cryptos” and “anthos” . This genus has two recognized subgenera: the type subgenus and Hoplocryptanthus Mez. All species of this genus are endemic to Brazil...
(earth stars) - Cryptbergia (hybrid)
- CryptocaryaCryptocaryaCryptocarya is a genus of evergreen trees belonging to the Laurel family, Lauraceae. The genus includes more than 350 species, distributed through the Neotropic, Afrotropic, Indomalaya, and Australasia ecozones.-Overview:...
- Cryptocoryne (water trumpet)
- Cryptomeria (sugi, Japanese cedar)
- CryptostegiaCryptostegiaCryptostegia is a genus of flowering plants in the dogbane family, Apocynaceae. It consists of three species of thin, many-stemmed, woody, perennial vines native to tropical Africa and Madagascar. The milky sap, that oozes from the stems or leaves, is extremely toxic to all livestock. It contains...
(Indian rubber vine) - CryptotaeniaCryptotaeniaCryptotaenia is a genus of two species of herbaceous perennial plants, native to North America and eastern Asia, growing wild in moist, shady places.-Species:*Cryptotaenia canadensis...
- CtenantheCtenantheCtenanthe is a genus of plant of family Marantaceae. They are evergreen perennials, mainly from brazil, grown for their attractive foliage. Two species, C. lubbersiana and C. oppenheimiana are commonly sold as houseplants....
- CucumisCucumisCucumis is a genus of twining, tendril-bearing plants in the Cucurbitaceae family which includes the cucumber, true melons, the horned melon, and Cucumis anguria, the West Indian gherkin...
- CucurbitaCucurbitaCucurbita is a genus in the gourd family Cucurbitaceae first cultivated in Mesoamerica and now used in many parts of the world. It includes species grown for their fruit and edible seeds , as well as some species grown only as gourds...
- Cuminum
- Cunila
- CunninghamiaCunninghamiaThe genus Cunninghamia is a genus of one or two species of evergreen coniferous trees in the cypress family Cupressaceae. They are native to China, Taiwan and northern Vietnam, where they may reach 50–55 m in height....
(China-fir) - CunoniaCunoniaCunonia is a genus of flowering plants, which includes several species of evergreen trees and shrubs. Some authors merge Weinmannia into Cunonia....
- CupaniopsisCupaniopsisCupaniopsis is a genus of about 60 species of shrubs and trees in the soapberry family, Sapindaceae. They are native to New Guinea, New Caledonia, Australia and Fiji. In Australia, they are commonly known as tuckeroos. Carrotwood Cupaniopsis is a genus of about 60 species of shrubs and trees in the...
(tuckeroo) - CupheaCupheaCuphea is a genus containing about 260 species of annual and perennial flowering plants native to warm temperate to tropical regions of the Americas. The species range from low-growing herbs to semi-woody shrubs up to 2 m tall. Commonly they are known as cupheas, or, in the case of some species,...
- CupressusCupressusThe genus Cupressus is one of several genera within the family Cupressaceae that have the common name cypress; for the others, see cypress. It is considered a polyphyletic group...
(cypressCypressCypress is the name applied to many plants in the cypress family Cupressaceae, which is a conifer of northern temperate regions. Most cypress species are trees, while a few are shrubs...
) - Cuprocyparis (hybrid)
- CurcumaCurcumaCurcuma is a genus of about 80 accepted species in the plant family Zingiberaceae that contains such species as turmeric and Siam Tulip. The name comes from Arabic kurkum meaning "turmeric". Since assembly of the genus Curcuma by Linnaeus in 1753 about 130 species have been described so far...
- CussoniaCussoniaCussonia is a genus of plants of family Araliaceae, represented by 20 species. It originated in Africa and has its center of distribution in South Africa and Madagascar.-References:*...
- CyananthusCyananthusCyananthus is a genus that consists of about 30 species of annual or mostly perennial herbs from high mountains of Central and East Asia. They are little Himalayan plants not higher than 4in. The name comes from the Greek for blue flowers. Leaves are usually small and simple, sometimes narrowing to...
(trailling bellflower) - CyanotisCyanotisCyanotis is a genus of mainly perennial plants in the family Commelinaceae. World-wide, there are an estimated 50-100 species, including:* Cyanotis cristata* Cyanotis kewensis* Cyanotis fasciculata...
- CyatheaCyatheaCyathea is a genus of tree ferns, the type genus of the fern order Cyatheales. They are mostly terrestrial ferns, usually with a single tall stem. Rarely, the trunk may be branched or creeping. Many species also develop a fibrous mass of roots at the base of the trunk. The genus has a pantropical...
(tree fern) - CyathodesCyathodesCyathodes is a genus of shrubs within the heath family. A characteristic feature of the genus is a deeply five-cleft calyx.Species include:*Cyathodes dealbata R.Br.*Cyathodes glauca Labill.*Cyathodes platystoma C.M.Weiller...
- CybistaxCybistaxCybistax is a genus that consists of about 5 species of flowering and economic timber trees from tropical Central and South America. These semi-deciduous plants have greyish green, opposite, palmately compounded leaves and close-grained, light-colored wood good for furniture...
- CycasCycasCycas is the type genus and the only genus currently recognised in the cycad family Cycadaceae. About 95 species are currently accepted. The best-known species is Cycas revoluta, widely cultivated under the name "Sago Palm" or "King Sago Palm" due to its palm-like appearance although it is not a...
(cycadCycadCycads are seed plants typically characterized by a stout and woody trunk with a crown of large, hard and stiff, evergreen leaves. They usually have pinnate leaves. The individual plants are either all male or all female . Cycads vary in size from having a trunk that is only a few centimeters...
, sago "palm") - CyclamenCyclamenCyclamen is a genus of 23 species of perennials growing from tubers, valued for their flowers with upswept petals and variably patterned leaves...
- CycnochesCycnochesCycnoches, abbreviated as Cyc. in the horticultural trade, is a genus of about 16 species of orchids native to tropical America.-List of species:*Cycnoches amparoanum Schltr. *Cycnoches aureum Lindl. & Paxton...
- CydistaCydistaCydista is a genus that consists of more than twenty species of lowland, showy, evergreen, ornamental shrubs and woody vines, ranging from central and southern Mexico to Paraguay and eastern Brazil. The genus is characterized by the lack of a nectariferous disk and is associated with the...
(withe) - CydoniaQuinceThe quince , or Cydonia oblonga, is the sole member of the genus Cydonia and native to warm-temperate southwest Asia in the Caucasus region...
(quinceQuinceThe quince , or Cydonia oblonga, is the sole member of the genus Cydonia and native to warm-temperate southwest Asia in the Caucasus region...
) - CylindropuntiaCylindropuntiaCylindropuntia is a genus of cacti , containing the chollas. They were formerly treated as a subgenus of Opuntia but have now been separated based on their cylindrical stems and the presence of papery epidermal sheaths on the spines...
- CymbalariaCymbalariaCymbalaria is a genus of about 10 species of herbaceous perennial plants previously treated in the family Scrophulariaceae, but recently shown by genetic research to be in the much enlarged family Plantaginaceae.The genus is native to southern Europe...
(ivy-leaved toadflaxIvy-leaved ToadflaxCymbalaria muralis is a flowering plant native to Mediterranean Europe and widely naturalised elsewhere. It spreads quickly, growing up to tall—it commonly grows in rock and wall crevices, and along footpaths. The leaves are evergreen, rounded to heart-shaped, long and wide, three-seven lobed,...
) - CymbidiumCymbidiumCymbidium , or boat orchids, is a genus of 52 evergreen species in the orchid family Orchidaceae. It was first described by Olof Swartz in 1799. The name is derived from the Greek word kumbos, meaning 'hole, cavity'. It refers to the form of the base of the lip...
(an orchid genus) - CymbopogonCymbopogonCymbopogon is a genus of about 55 species of grasses, native to warm temperate and tropical regions of the Old World and Oceania. It is a tall perennial grass...
- CynaraCynaraCynara is a genus of about 10 species of thistle-like perennial plants in the family Asteraceae, originally from the Mediterranean region, northwestern Africa, and the Canary Islands....
- CynodonCynodonCynodon is a genus of nine species of grasses, native to warm temperate to tropical regions of the Old World. The genus as a whole as well as its species are commonly known as Bermuda Grass or Dog's Tooth Grass.-Species:...
- CynoglossumCynoglossumThere are many species in the plant genus Cynoglossum . They are coarse-appearing, small-flowered plants of the family Boraginaceae. Cynoglossum officinale, the common hound's-tongue, is a native of Asia, Africa, and Europe. It has been introduced into North America, and it is considered to be a...
(hound's tongue) - CypellaCypellaCypella is a genus of herbaceous, perennial and bulbous plants in the Iris family . It comprises about 22 species distributed in South America, from Peru and Brazil to Northern Argentina...
- CyperusCyperusCyperus is a large genus of about 600 species of sedges, distributed throughout all continents in both tropical and temperate regions. They are annual or perennial plants, mostly aquatic and growing in still or slow-moving water up to 0.5 m deep. The species vary greatly in size, with small species...
- CyphomandraCyphomandraCyphomandra was a genus in the flowering plant family Solanaceae . It used to contain about 35 species native to countries of the Americas from Mexico southwards to Northern Argentina....
(tree tomato) - CyphostemmaCyphostemmaCyphostemma is a flowering plant genus belonging to the family Vitaceae. These species are caudiciform and used to belong to the genus Cissus...
- CypripediumCypripediumCypripedium is a genus of 47 species of lady's-slipper orchids native to temperate and colder regions of the Northern Hemisphere.Some grow in the tundra in Alaska and Siberia, which is an unusually cold habitat for orchids. They can withstand extreme cold, growing under the snow and blooming when...
(lady's slipperLady's SlipperLady's slipper orchids, lady slipper orchids or slipper orchids are the orchids in the subfamily Cypripedioidea, which includes the genera Cypripedium, Mexipedium, Paphiopedilum, Phragmipedium and Selenipedium...
)(an orchid genus) - CyrillaCyrillaCyrilla racemiflora, the sole species in the genus Cyrilla, is a flowering plant in the family Cyrillaceae, native to warm temperate to tropical regions of the Americas, from the southeastern United States , south through the Caribbean, Mexico and Central America to northern Brazil and...
- CyrtanthusCyrtanthusCyrtanthus is a genus of perennial, herbaceous and bulbous plants in the Amaryllis family . This highly ornamental genus encompasses about 60 species...
(fire lily) - CyrtomiumCyrtomiumCyrtomium is a genus of about 15-20 species of ferns in the family Dryopteridaceae, native to Asia, Africa , and the Pacific Ocean islands...
- CyrtostachysCyrtostachysCyrtostachys is a genus of flowering plant in the Arecaceae family. It's species are found in some of the South-Central and Southwest Pacific island habitats of the Oceania ecozone.Species include:* Cyrtostachys bakeri...
- CystopterisCystopterisCystopteris is a genus of ferns. These are known generally as bladderferns or fragile ferns. They are found in temperate areas worldwide. This is a very diverse genus and within a species individuals can look quite different, especially in harsh environments where they experience stress and remain...
(bladder fern) - CytisusCytisusCytisus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Faboideae.-Selected species:* Cytisus arboreus DC.* Cytisus ardoini E.Fourn.* Cytisus baeticus Steud....
(broomBroom (shrub)Brooms are a group of evergreen, semi-evergreen, and deciduous shrubs in the subfamily Faboideae of the legume family Fabaceae, mainly in the three genera Chamaecytisus, Cytisus and Genista, but also in many other small genera . All genera in this group are from the tribe Genisteae...
)
D
- DaboeciaDaboeciaDaboecia is a small genus in the family Ericaceae, containing two shrubby species, closely related to the genus Erica.Daboecia differs from European Erica species in having a deciduous corolla which is substantially larger than the corolla in the same species of Erica. The leaves are always...
- DacrydiumDacrydiumDacrydium is a genus of conifers belonging to the podocarp family Podocarpaceae. Sixteen species of evergreen dioecious trees and shrubs are presently recognized. The genus was first described by Solander in 1786, and formerly included many more species, which were divided into sections A, B, and C...
- DactylisDactylisDactylis is a genus of grasses in the subfamily Pooideae, native to Europe, Asia, and northern Africa. They are known in English as cock's-foot or cocksfoot grasses, also sometimes as orchard grasses.-Taxonomy:...
- DactylorhizaDactylorhizaDactylorhiza , is a genus of terrestrial plants in the orchid family ....
(marsh orchid) - DahliaDahliaDahlia is a genus of bushy, tuberous, perennial plants native to Mexico, Central America, and Colombia. There are at least 36 species of dahlia, some like D. imperialis up to 10 metres tall. Dahlia hybrids are commonly grown as garden plants...
- DaleaDaleaDalea is a genus of flowering plants in the pea family, Fabaceae. Members of the genus are commonly known as prairie clover or indigo bush. Its name honours English apothecary Samuel Dale .-Species:-Formerly placed here:...
(indigo bush) - DalechampiaDalechampiaDalechampia is a genus of plant of the family Euphorbiaceae and of the monogeneric subtribe Dalechampiinae. It comprises about 120 species, all found in lowland tropical areas and especially in the Americas. There are ca. 90 species in the Americas and ca. 10 species each, in Africa, Madagascar,...
- DamasoniumDamasoniumDamasonium is a genus of three to five species of flowering plants in the family Alismataceae, commonly known as starfruit and thrumwort. The genus has a subcosmopolitan but very patchy distribution....
- DampieraDampieraDampiera is a genus of plants in the Goodeniaceae family which are endemic to Australia occurring in all states. They are herbaceous plants or small shrubs which have blue or purple flowers with yellow centres. The genus is named for William Dampier, an English sea captain and scientific...
- DanaeDanae (plant)Danae is a monotypic genus of flowering plants with only one species, Danae racemosa. It is a slow-growing evergreen shrub about 60 cm in diameter and its common names are Alexandrian laurel and Poet's laurel. In the APG III classification system, Danae is placed in the family Asparagaceae,...
- DaphneDaphne (plant)Daphne is a genus of between 50 and 95 species of deciduous and evergreen shrubs in the family Thymelaeaceae, native to Asia, Europe, and north Africa...
- DaphniphyllumDaphniphyllumDaphniphyllum is a genus of flowering plants in the family Daphniphyllaceae, including about 25 species, all evergreen shrubs and trees native to east and southeast Asia...
- Darlingia
- DarmeraDarmeraDarmera peltata is the only species within the genus Darmera in the family Saxifragaceae...
syn. Peltiphyllum - DarwiniaDarwinia (plant)Darwinia is a genus of about 70 species of evergreen shrubs in the family Myrtaceae, endemic to southeastern and southwestern Australia. The majority are native to southern Western Australia, but a few species occur in South Australia, New South Wales and Victoria. The genus was named in honour of...
(scent myrtle) - DasylirionDasylirionDasylirion is a genus of 17 species of flowering plants, all native to Mexico, with three species also extending into the southwestern United States...
- DaturaDaturaDatura is a genus of nine species of vespertine flowering plants belonging to the family Solanaceae. Its precise and natural distribution is uncertain, owing to its extensive cultivation and naturalization throughout the temperate and tropical regions of the globe...
- DavalliaDavalliathumb|right|245px|[[Davallia solida var. pyxidata|"Hare's Foot"]] on [[Sydney sandstone|sandstone]], [[Ku-ring-gai Chase National Park]], [[Australia]]...
(hare's foot fern) - Davidia
- DaviesiaDaviesiaDaviesia is a genus of flowering plants in the family Fabaceae that are native to Australia. The genus is named in honour of Hugh Davies, a Welsh botanist.Species include:...
- DecaisneaDecaisneaDecaisnea is a genus of flowering plant in the family Lardizabalaceae, native to eastern Asia, from China west to Nepal and south to Myanmar.The genus comprises one or two species, depending on taxonomic opinion. Decaisnea insignis Hook.f...
- DegarmoaraDegarmoara× Degarmoara, abbreviated Dgmra. in the horticultural trade, is the nothogenus comprising intergeneric hybrids between the orchid genera Brassia, Miltonia and Odontoglossum ....
( a hybrid orchid genus) - Decarya
- DecumariaDecumariaWoodvamp is a genus of two species of flowering plants in the family Hydrangeaceae, one native to the southeastern United States, and the other native to central China....
- DeinantheDeinantheDeinanthe is a genus consisting of a few species of rare herbaceous-habit rhizomatous plants found in the mountain woodlands of East Asia, ranging from China to Japan. They are handsome clump-forming perennials good for shade, woodland and rock gardens. These attractive deciduous plants have...
- DelaireaDelaireaDelairea is a plant genus within the family Asteraceae. It is classified within tribe Senecioneae. It contains only one species, Delairea odorata, which was previously included in the genus Senecio as Senecio mikanioides, and is known as cape ivy in some parts of the world and German ivy in...
- DelonixDelonixDelonix is a genus of flowering plants in the pea family, Fabaceae, subfamily Caesalpinioideae. It contains trees that are native to Madagascar and east Africa. By far the best known species is the Royal Poinciana ....
- DelospermaDelospermaDelosperma is a genus of around 100 species of succulent plants in the family Aizoaceae. The family is common in southern and eastern Africa.Species include:*Delosperma acuminatum*Delosperma bosseranum*Delosperma cooperi...
- DelphiniumDelphiniumDelphinium is a genus of about 300 species of perennial flowering plants in the buttercup family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The common name, larkspur, is shared with the closely related genus Consolida...
- Dendranthema
- DendrobiumDendrobiumDendrobium is a huge genus of orchids. It was established by Olof Swartz in 1799 and today contains about 1,200 species. The genus occurs in diverse habitats throughout much of south, east and southeast Asia, including the Philippines, Borneo, Australia, New Guinea, Solomon Islands and New Zealand...
(an orchid genus) - DendrocalamusDendrocalamusDendrocalamus is a tropical genus of giant clumping bamboo, which are similar to the genus Bambusa. With about 29 species, this genus is found from the Indian subcontinent throughout Southeast Asia...
- DendrochilumDendrochilumDendrochilum is a genus of epiphytic, lithophytic and a few terrestrial flowering plants in the orchid family...
(an orchid genus) - DendromeconDendromeconDendromecon, the tree poppy, is a genus of one or two species of shrubs to small trees, native to California and northern Baja California. The leaves are evergreen, alternate, lanceolate to ovate, 3-10 cm long...
(tree poppy) - DenmozaDenmozaDenmoza is a genus of cactus found in Argentina, comprising only 2 species. The name of the genus is an anagram of the western province of Mendoza. These species grow slowly and stay globulous during a long period before becoming shortly column-shaped, 0.5 to 1.5 cm high...
- DennstaedtiaDennstaedtiaDennstaedtia is a primarily tropical genus of ferns with some 59 species . Its best-known member is probably the temperate North-American hay-scented fern , which forms extensive clonal ground-cover colonies on level surfaces in the Appalachian area.Full list of Dennstaedtia species:- External...
(cup fern) - Deppea
- DerrisDerrisDerris is a climbing leguminous plant of Southeast Asia and the southwest Pacific islands, including New Guinea. Its roots contain rotenone, a strong insecticide and fish poison....
- Derwentia
- DeschampsiaDeschampsiaDeschampsia is a genus of grasses in the family Poaceae, commonly known as hair grass or tussock grass. There are 30 to 40 species....
(hair grass) - Desfontainia
- DesmodiumDesmodiumDesmodium is a genus in the flowering plant family Fabaceae, sometimes called tick-trefoil, tick clover or beggar lice. There are dozens of species and the delimitation of the genus has shifted much over time....
- DeuterocohniaDeuterocohniaDeuterocohnia is a genus of the botanical family Bromeliaceae, subfamily Tillandsioideae. The genus is named for Ferdinand Julius Cohn, German botanist and bacteriologist....
syn. Abromeitiella - DeutziaDeutziaDeutzia is a genus of about 60 species of shrubs in the family Hydrangeaceae, native to eastern and central Asia , and Central America and also Europe. By far the highest species diversity is in China, where 50 species occur.The species are shrubs ranging from 1–4 m in height...
- DianellaDianella (genus)Dianella is a monocot genus of flowering plants. They are commonly called flax lilies.In the APG II system of plant classification, Dianella was placed in the family Hemerocallidaceae...
(flax lily) - DianthusDianthusDianthus is a genus of about 300 species of flowering plants in the family Caryophyllaceae, native mainly to Europe and Asia, with a few species extending south to north Africa, and one species in arctic North America. Common names include carnation , pink and sweet William Dianthus is a genus of...
(carnationCarnationDianthus caryophyllus is a species of Dianthus. It is probably native to the Mediterranean region but its exact range is unknown due to extensive cultivation for the last 2,000 years. It is the wild ancestor of the garden carnation.It is a herbaceous perennial plant growing to 80 cm tall...
, pink) - DiasciaDiascia (plant)Diascia is a genus of around 70 species of annual and perennial flowering herbs of the Scrophulariaceae family, native to southern Africa, including South Africa, Lesotho and neighbouring areas....
(twinspur) - DicentraDicentraDicentra is a genus of 8 species of perennial herbaceous plants in the fumitory family, many with heart-shaped flowers, native to eastern Asia and North America.-Description:...
(bleeding heart) - DichelostemmaDichelostemmaDichelostemma is a genus of seven species of flowering plants in the order Asparagales. The genus is native to the western United States, especially in northern California, but also east to Utah and north to Oregon and southern Washington....
- DichondraDichondraDichondra is a small genus of flowering plants in the family Convolvulaceae. They are prostrate perennial herbaceous plants, with creeping stems which take root readily at the leaf nodes...
- DichorisandraDichorisandraDichorisandra is a genus of perennial monocotyledonous flowering plants in the dayflower family. It is found in the neotropics and consists of about 25 species...
- DichroaDichroaDichroa is a genus of 12 species of flowering plants in the family Hydrangeaceae, native to eastern and southeastern Asia. They are deciduous shrubs growing to 1-3 m tall, with their leaves arranged in opposite pairs. The flowers are produced in a broad inflorescence similar to that of the related...
- DicksoniaDicksoniaDicksonia is a genus of tree ferns in the order Cyatheales. It is regarded as related to Cyathea, but is considered more primitive, dating back at least to the Jurassic and Cretaceous periods. The fossil record includes stems, pinnules, and spores....
- DiclipteraDiclipteraDicliptera is a genus of flowering plants in the bear's breeches family, Acanthaceae. Dactylostegium is sometimes included herein.-Selected species:* Dicliptera aripoensis Leonard* Dicliptera armata...
- DictamnusDictamnusDictamnus is a genus of flowering plant in the family Rutaceae, with a single species, Dictamnus albus. It is known variously as Burning-bush, False Dittany, White Dittany, Gas-plant and Fraxinella. It is a perennial herb, native to southern Europe, north Africa and throughout...
(burning bushBurning bushThe burning bush is an object described by the Book of Exodus as being located on Mount Sinai; according to the narrative, the bush was on fire, but was not consumed by the flames, hence the name...
, dittany) - DictyospermaDictyospermaDictyosperma is a monotypic genus of flowering plant in the palm family found in the Mascarene Islands. The sole species, Dictyosperma album, is widely cultivated in the tropics but has been farmed to near extinction in its native habitat...
(princess palm) - Didymochlaena
- DieffenbachiaDieffenbachiaDieffenbachia is a genus of tropical plants in the Family Araceae noted for their patterned leaves. Members of this genus are popular as houseplants because of their tolerance for shade. The common name is "dumb cane" due to its poisoning effect on the throat due to raphides...
(dumb cane, mother-in-law's tongue, tuftroot) - DieramaDieramaDierama is a genus in the Iridaceae. Its common names are not stably established, but various species are loosely known by names such as as Fairy's Fishing Rods, Fairy's Wands, Fairy Bells, Wedding Bells, Hairbells, Harebells...
(African harebell, angel's fishing rod, wand flower) - Diervilla (bush honeysuckleBush HoneysuckleBush Honeysuckle is genus of three species of deciduous shrubs in the family Caprifoliaceae, all indigenous to eastern North America. The genus is named after a French surgeon Dr...
) - DietesDietesDietes is a genus of rhizomatous plants of the family Iridaceae. Common names include Fortnight lily, African iris, Morea or Moraea iris, Japanese iris and Butterfly iris, each of which may be used differently in different regions for one or more of the four species within the genus.Most species...
- DigitalisDigitalisDigitalis is a genus of about 20 species of herbaceous perennials, shrubs, and biennials that are commonly called foxgloves. This genus was traditionally placed in the figwort family Scrophulariaceae, but recent reviews of phylogenetic research have placed it in the much enlarged family...
(foxglove) - DilleniaDilleniaDillenia is a genus of about 100 species of flowering plants in the family Dilleniaceae, native to tropical and subtropical regions of southern Asia, Australasia, and the Indian Ocean islands....
- DillwyniaDillwyniaDillwynia is a plant genus of the family Fabaceae. They are endemic to Australia, occurring in all states except the Northern Territory.Species* Dillwynia acerosa* Dillwynia acicularis* Dillwynia brunioides...
- DimorphothecaDimorphothecaDimorphotheca, commonly called Cape marigold, is one of eight genera of the Calenduleae, with a center of diversity in Southern Africa. Some species can hybridize with Osteospermum, and crosses are sold as cultivated ornamentals...
(African daisyDimorphothecaDimorphotheca, commonly called Cape marigold, is one of eight genera of the Calenduleae, with a center of diversity in Southern Africa. Some species can hybridize with Osteospermum, and crosses are sold as cultivated ornamentals...
) - Dionaea (Venus flytrapVenus FlytrapThe Venus Flytrap , Dionaea muscipula, is a carnivorous plant that catches and digests animal prey—mostly insects and arachnids. Its trapping structure is formed by the terminal portion of each of the plant's leaves and is triggered by tiny hairs on their inner surfaces...
) - Dionysia
- DioonDioonDioon is a genus of cycads in the family Zamiaceae. It contains 11 accepted species that are native to Mexico, Honduras, and Nicaragua. Their habitats include tropical forests, pine-oak forest, and dry hillsides, canyons and coastal dunes....
- DioscoreaDioscoreaDioscorea is a genus of over 600 species of flowering plants in the family Dioscoreaceae, native throughout the tropical and warm temperate regions of the world. The vast majority of the species are tropical, with only a few species extending into temperate climates...
syns.Rajania, TamusTamusTamus is a genus of one or two species of flowering plants in the family Dioscoreaceae, native to Europe, northwestern Africa, and western Asia. The genus is now often included within the related genus Dioscorea, but is maintained as distinct by some authors.Species*Tamus communis L. -References:***...
, Testudinaria(yamYam (vegetable)Yam is the common name for some species in the genus Dioscorea . These are perennial herbaceous vines cultivated for the consumption of their starchy tubers in Africa, Asia, Latin America and Oceania...
) - DiospyrosDiospyrosDiospyros is a genus of about 450–500 species of deciduous and evergreen trees. The majority are native to the tropics, with only a few species extending into temperate regions. They are commonly known as ebony or persimmon trees...
(ebonyEbonyEbony is a dense black wood, most commonly yielded by several species in the genus Diospyros, but ebony may also refer to other heavy, black woods from unrelated species. Ebony is dense enough to sink in water. Its fine texture, and very smooth finish when polished, make it valuable as an...
, persimmonPersimmonA persimmon is the edible fruit of a number of species of trees in the genus Diospyros in the ebony wood family . The word Diospyros means "the fire of Zeus" in ancient Greek. As a tree, it is a perennial plant...
) - Dipcadi
- Dipelta
- DiphylleiaDiphylleiaDiphylleia is a genus of plant in Berberidaceae family.-Selected species:* Diphylleia cymosa* Diphylleia grayi* Diphylleia sinensis...
- Diplarrhena (butterfly flag)
- DiplaziumDiplaziumDiplazium is a genus of the cliff fern family that specifically includes the approximately 400 known species of twinsorus ferns. The Greek root is diplazein meaning double: the indusia in this genus lie on both sides of the vein...
- DiplocyclosDiplocyclosDiplocyclos is a genus of climbimg or trailing vine in the family Cucurbitaceae. The genus comprises four or five species. D. palmatus is pantropical in distribution and the remainder of species are restricted to Africa...
- DiploglottisDiploglottisDiploglottis is a genus of 10 species of tree in the soapberry family Sapindaceae. Eight of the species are found in eastern Australia, primarily as a rainforest tree and the other two are in eastern Malesia and New Caledonia...
- DiplolaenaDiplolaenaDiplolaena is a genus of evergreen shrubs in the family Rutaceae . They are native to Western Australia.Species include:*Diplolaena andrewsii Ostenf. *Diplolaena angustifolia Hook. - Yanchep Rose...
- DipsacusDipsacusDipsacus is a genus of flowering plant in the family Dipsacaceae. The members of this genus are known as teasel or teazel or teazle. The genus includes about 15 species of tall herbaceous biennial plants growing to tall...
(teasel) - Dipteris
- DipteroniaDipteroniaDipteronia is a genus of two living and one extinct species, regarded in the soapberry family Sapindaceae sensu lato after Angiosperm Phylogeny Group and more recently )or traditionally by several authors in Aceraceae, related to the maples.They are deciduous flowering shrubs or small trees,...
- DipteryxDipteryxDipteryx is a genus containing nine species of shrubs and trees. It belongs to the "papillionoid" subfamily – Faboideae – of the legume family . This genus is native to South and Central America and the Caribbean...
- DircaDircaDirca is a genus of three or four species of flowering plants in the family Thymelaeaceae, native to North America. The genus is named after Dirce in Greek mythology. The general common name for this deciduous shrub is leatherwood; others include moosewood, ropebark and Powhatan-derived wicopy...
(leatherwood) - DisaDisa (orchid)The orchid genus Disa consists of 169 terrestrial orchid species in tropical and South Africa, Madagascar and along the Western Indian Ocean...
(an orchid genus) - Disanthus
- DiscariaDiscariaDiscaria is a genus of about 12 species of flowering plants in the family Rhamnaceae, native to temperate regions of the Southern Hemisphere, in Australia, New Zealand and South America....
- DischidiaDischidiaDischidia is a genus of plants in the Milkweed family, Asclepiadaceae. It comprises about 80 known species which all grow as epiphytes and are native to tropical areas of China, India and most areas of Indo-China. Dischidia are closely aligned with the sister genus Hoya...
- DiscocactusDiscocactusDiscocactus is a genus of tropical cactus. The name comes from the ancient Greek "diskos" because of its shape. Discocactus plants are endemic to southern Brazil, eastern Bolivia, and northern Paraguay. These species are in the risk of extinction in the wild.The plants have a slightly flattened...
- DisocactusDisocactusDisocactus is genus of epiphytic cacti from Mexico to South America. It should not be confused with Discocactus, which is another genus.-Synonymy:*Aporocactus Lem.*Aporocereus Fric & Kreuz....
- Disporopsis
- DisporumDisporumDisporum is a genus of about 20 species of perennial flowering plants, found in Asia from northern India to Japan. In the APG III classification system, it is placed in the family Colchicaceae....
(fairy-bells) - Dissotis
- Distictis
- DistyliumDistyliumDistylium is a genus of about 18 species of evergreen shrubs and trees in the witch hazel family Hamamelidaceae, native to eastern and southeastern Asia.Selected species*Distylium buxifolium - China...
- Dizygotheca
- DocyniaDocyniaDocynia is a genus of flowering trees, evergreen or semi-evergreen, in the family Rosaceae. Their leaves are simple, alternate, and stipulate, with flowers shortly stalked, 2–5-fascicled, and precocious or synantherous. Docynia reproduce following pollination by insect interaction and possess both...
- DodecatheonDodecatheonDodecatheon is a genus of herbaceous flowering plants in the Primrose family Primulaceae. The species have basal clumps of leaves and nodding flowers that are produced at the top of tall stems that rise from where the leaves join the crown. They are commonly called Shooting Stars because of the...
(shooting stars, American cowslipAmerican cowslipAmerican Cowslip is the title of an independent feature film by director Mark David. It revolves around heroin addict, Ethan Inglebrink, whose life is centered around his garden and his group of eccentric friends. American Cowslip will be David's third film, following his debut, Sweet Thing , and...
) - DodonaeaDodonaeaDodonaea is a genus of about 70 species of flowering plants in the soapberry family, Sapindaceae, with a cosmopolitan distribution in tropical, subtropical and warm temperate regions of Africa, the Americas, southern Asia and Australasia. By far the highest species diversity is in Australia...
(hop bush) - Dolichandrone
- DombeyaDombeyaDombeya is a flowering plant genus. Traditionally included in the family Sterculiaceae, it is included in the expanded Malvaceae in the APG and most subsequent systematics. These plants are known by a number of vernacular names which sometimes, misleadingly, allude to the superficial similarity of...
- DoodiaDoodiaDoodia is a genus of ferns in the Blechnaceae family. It is named after Samuel Doody , an English botanist. Distribution of the genus includes parts of Australia and New Zealand.-Species:* Doodia aspera* Doodia australis...
(hack saw fern, rasp fern) - DoronicumDoronicumDoronicum is a genus of the botanical family Asteraceae.-Selected species:*Doronicum altaicum*Doronicum atlanticum* Doronicum austriacum Jacq.*Doronicum briquetii* Doronicum cacaliifolium Boiss. & Heldr....
(leopard's bane) - Dorotheanthus (ice plant, Livingstone daisy)
- DorsteniaDorsteniaDorstenia is a genus of about 105 species in the Moraceae plant family. Most species are Neotropical or Afrotropical, with a single species in India, Sri Lanka and the island of Socotra ....
- DoryanthesDoryanthesDoryanthes is a plant genus of the species Doryanthes excelsa and Doryanthes palmeri and native to the coast of Eastern Australia.These plants grow in a rosette form. It takes more than 10 years for them to get flowers...
(spear lily) - Doryopteris
- DovyalisDovyalisDovyalis is a genus of shrubs and small trees. Recent genetic evidence has shown the genus to belong to the family Salicaceae; formerly it was classified in the family Flacourtiaceae...
- DrabaDrabaDraba is a large genus of cruciferous plants, commonly known as whitlow-grasses. There are over 400 species:*Draba abajoensis Windham & Al-Shehbaz*Draba × abiskoensis O.E.Schulz*Draba × abiskojokkensis O.E.Schulz...
(whitlow grass) - DracaenaDracaena (plant)Dracaena is a genus of about 40 species of trees and succulent shrubs. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae . It has also formerly been separated into the family Dracaenaceae or placed in the Agavaceae...
- DracocephalumDracocephalumDracocephalum is a genus of about 45 species of flowering plants in the family Lamiaceae, native to temperate regions of the Northern Hemisphere...
- DracophyllumDracophyllumDracophyllum is a genus of plants belonging to the family Ericaceae, formerly Epacridaceae. There are some one hundred or so species in the genus, mostly shrubs but also cushion plants and trees, found in New Zealand, Australia and New Caledonia. The name, Dracophyllum or Dragon-leaf refers to...
- Dracula (an orchid genus)
- Dracununculus
- Dregea
- DrimysDrimysDrimys is a genus of about eight species of woody evergreen flowering plants, in the family Winteraceae. The species are native to the Neotropics, ranging from southern Mexico to the southern tip of South America...
- DrosanthemumDrosanthemumDrosanthemum is a genus of succulent plants in the ice plant family native to southern Africa. They are known commonly as dewflowers or vygies...
- Drosera (sundewSundewDrosera, commonly known as the sundews, comprise one of the largest genera of carnivorous plants, with at least 194 species. These members of the family Droseraceae lure, capture, and digest insects using stalked mucilaginous glands covering their leaf surface. The insects are used to supplement...
) - DryandraDryandraBanksia ser. Dryandra is a series of 94 species of shrub to small tree in the plant genus Banksia. It was considered a separate genus named Dryandra until early 2007, when it was merged into Banksia on the basis of extensive molecular and morphological evidence that Banksia was paraphyletic with...
- DryasDryas (plant)Dryas is a genus of dwarf perennial herbaceous plants in the rose family Rosaceae, native to the arctic and alpine regions of Europe, Asia and North America. The genus is named after the Greek nymph Dryas. The classification of Dryas within the Rosaceae has been unclear...
(mountain avens) - DrynariaDrynariaDrynaria, commonly known as basket ferns, is a genus of ferns in the family Polypodiaceae. It contains around 16 species and one natural hybrid....
- DryopterisDryopterisDryopteris , commonly called wood ferns, male ferns, and buckler ferns, is a genus of about 250 species of ferns with distribution in the temperate Northern Hemisphere, with the highest species diversity in eastern Asia. Many of the species have stout, slowly creeping rootstocks that form a crown,...
(buckler fern, sheild fern, wood fern) - DuboisiaDuboisiaDuboisia is a genus of small perennial shrubs to trees about 14 m tall, with extremely light wood and a thick corky bark. There are four species; all occur in Australia, and one also occurs in New Caledonia....
- Duchesnea (Indian strawberry, mock strawberryMock StrawberryPotentilla indica , also called mock strawberry, Gurbir, Indian strawberry or false strawberry, has foliage and fruit similar to true strawberry, though it is classified in a different genus, and has yellow flowers, unlike the white or slightly pink flowers of true strawberries...
) - DudleyaDudleyaDudleya is a genus of succulent perennials, consisting of about 45 species in southwest North America.Many plants in the Dudleya genus were formerly classified as Echeveria....
- DurantaDurantaDuranta is a genus of flowering plants in the verbena family, Verbenaceae. It contains 17 species of shrubs and small trees that are native from southern Florida to Mexico and South America...
- DuvaliaDuvaliaStudied by Haw. in Syn. Pl. Succ., 44 .- Albers & Meve, Asclepiadaceae : this genus is valid. Found in South Africa & Tropical Africa. Well defined by disc-like corona and stipitate gynostegium. 17 species recognised. Etymology: for Henri Auguste Duval French physician and botanist. Closely...
- DyckiaDyckiaDyckia is a genus of the botanical family Bromeliaceae, subfamily Pitcairnioideae.The genus is named after the Prussian botanist, botanical artist and horticulturist The Prince and Earl of Salm Reifferscheid-Dyck ....
- DymondiaDymondiaDymondia is a genus of flowering plants in the daisy family.-Cultivation:* Light: full sun, part shade* Habit: 2 inches high, spreads to make a carpet like ground cover....
- DypsisDypsisDypsis is a genus of flowering plant in the Arecaceae family.Species include:* Dypsis ambanjae* Dypsis ambositrae* Dypsis ampasindavae* Dypsis andrianatonga* Dypsis ankirindro* Dypsis antanambensis* Dypsis arenarum...
syn. Chrysalidocarpus, Neodypsis
E
- Ebracteola
- Ecballium
- EccremocarpusEccremocarpusEccremocarpus is a genus of five species of flowering plants in the family Bignoniaceae, native to western South America in Chile, western Argentina, and Peru. The species are evergreen semi-woody vines growing to 1-7 m tall....
- EcheveriaEcheveriaEcheveria is a large genus of succulents in the Crassulaceae family, native from Mexico to northwestern South America. The genus is named after the 18th century Mexican botanical artist Atanasio Echeverría y Godoy...
- Echidnopsis
- EchinaceaEchinaceaEchinacea is a genus of herbaceous flowering plants in the daisy family, Asteraceae. The nine species it contains are commonly called purple coneflowers. They are endemic to eastern and central North America, where they are found growing in moist to dry prairies and open wooded areas. They have...
(coneflower) - EchinocactusEchinocactusEchinocactus is a genus of cacti in the subfamily Cactoideae. The generic name derives from the Ancient Greek εχινος , meaning "spiny," and cactus. It and Ferocactus are the two genera of barrel cactus. Members of the genus usually have heavy spination and relatively large flowers...
- EchinocereusEchinocereusEchinocereus is a genus of ribbed, usually small to medium-sized cylindrical cacti, comprising about 70 species from the southern United States and Mexico in very sunny rocky places...
- EchinopsEchinopsEchinops is a genus of about 120 species of thistles in the daisy family Asteraceae, commonly known as globe thistles. They are native to Europe east to central Asia and south to the mountains of tropical Africa.Species include:...
(globe thistle) - EchinopsisEchinopsisEchinopsis is a large genus of cacti native to South America, sometimes known as hedgehog cacti, sea-urchin cactus or Easter lily cactus. One small species, E. chamaecereus, is known as the peanut cactus. The 128 species range from large and treelike types to small globose cacti...
- EchiumEchiumEchium is a genus of 60 species of flowering plant in the family Boraginaceae.The type species is Echium vulgare, viper's bugloss. Species of Echium are native to North Africa, Europe, Madeira and the Canary Islands, but have also become invasive in southern Africa and Australia...
- EdgeworthiaEdgeworthiaEdgeworthia is a genus of plants in the family Thymelaeaceae. When the genus was first described, it was published twice in the same year , in two separate publications: Plantarum vascularium genera: secundum ordines naturales digesta eorumque differentiae et affinitates tabulis diagnostacis...
- EdithcoleaEdithcoleaEdithcolea is a monotypic genus with a single species Edithcolea grandis . Once classified in the family Asclepiadaceae, it is now in the subfamily Asclepiadoideae of the dogbane family Apocynaceae....
- EdraianthusEdraianthusEdraianthus is a small genus of flowering plants in the bellflower family Campanulaceae. Edraianthus species are native to the mountains of the Balkan, including Croatia, Bosnia and Serbia, and as far as Romania, Italy and Greece.They are small perennial mountain plants, with tufts of grassy...
- EgeriaEgeria (genus)Egeria is a genus of two species of aquatic plants in the family Hydrocharitaceae, native to warm-temperate South America.The genus was formerly included in the related genus Elodea, from which it differs in having the leaves in whorls of four or more, not three, and in having more conspicuous...
- EhretiaEhretiaEhretia is a genus of flowering plants in the borage family, Boraginaceae. It contains about 50 species. The generic name honors German botanical illustrator Georg Dionysius Ehret .-Selected species:*Ehretia acuminata R.Br...
- Eichhornia (water hyacinthWater hyacinthThe seven species of water hyacinth comprise the genus Eichhornia. Water hyacinth are a free-floating perennial aquatic plant native to tropical and sub-tropical South America. With broad, thick, glossy, ovate leaves, water hyacinth may rise above the surface of the water as much as 1 meter in...
) - ElaeagnusElaeagnusElaeagnus , silverberry or oleaster, is a genus of about 50–70 species of flowering plants in the family Elaeagnaceae.The vast majority of the species are native to temperate and subtropical regions of Asia. Elaeagnus triflora extends from Asia south into northeastern Australia, while E...
- Elaeis (oil palmOil palmThe oil palms comprise two species of the Arecaceae, or palm family. They are used in commercial agriculture in the production of palm oil. The African Oil Palm Elaeis guineensis is native to West Africa, occurring between Angola and Gambia, while the American Oil Palm Elaeis oleifera is native to...
) - ElaeocarpusElaeocarpusElaeocarpus is a genus of tropical and subtropical evergreen trees and shrubs. The approximately 350 species are distributed from Madagascar in the west through India, Southeast Asia, Malaysia, southern China, and Japan, through Australia to New Zealand, Fiji, and Hawaii in the east. The islands of...
- Elatostema
- EleocharisEleocharisEleocharis is a genus of 250 or more species of flowering plants in the sedge family, Cyperaceae. They are known commonly as spikerushes, although spikesedges is a more technically appropriate name and most scientists who study them in earnest refer to them as such...
(spike rush) - ElettariaElettariaElettaria is a genus of one or two species of cardamoms, native to southeastern Asia from India south to Sri Lanka and east to Malaysia and western Indonesia, where it grows in tropical rainforests.-Species:...
- EleutherococcusEleutherococcusEleutherococcus is a genus of 38 species of thorny shrubs and trees in the family Araliaceae. They are native to eastern Asia, from southeast Siberia and Japan south to the Philippines, with the greatest diversity in central and western China. Some species, notably E. senticosus , are used for...
- ElodeaElodeaElodea is a genus of aquatic plants often called the waterweeds. Elodea is native to North America and is also widely used as aquarium vegetation. The introduction of some species of Elodea into waterways in parts of Europe, Australia, Africa, Asia, and New Zealand has created a significant problem...
(pondweed) - Elsholtzia
- ElymusElymus (genus)Elymus is a genus of perennial grasses in the tribe which contains many of the main cereal grains. Plants of this genus are known generally as wildrye or wheatgrass...
(wild rye) - EmbothriumEmbothriumEmbothrium is a genus of two to eight species in the plant family Proteaceae, native to southern South America, in Chile and adjacent western Argentina and southern Peru; the genus occurs as far south as Tierra del Fuego...
- EmiliaEmilia (genus)Emilia is a herbaceous plant genus of about 50–100 species in the family Asteraceae, known as tasselflower or pualele. The members of the genus are distributed mainly in the tropics and sub-tropics.-Species List:...
(tassel flower) - Emmenopterys
- EnceliaEnceliaEncelia is a genus of the plant family Asteraceae. It consists of shrubs of arid environments in southwestern North America and western South America. All have n = 18 chromosomes. With the exception of the South American species, all are obligate outcrossers...
- EncephalartosEncephalartosEncephalartos is a genus of cycad native to Africa. Several species of Encephalartos are commonly referred to as bread palms, bread tree or Kaffir bread since a bread-like starchy food can be prepared from the centre of the stem. All the species of Encephalartos are endangered...
(Kaffir bread) - EncycliaEncycliaEncyclia is a genus of orchids. The genus name comes from Greek enkykleomai , referring to the lateral lobes of the lip which encircle the column. The abbreviation in the horticultural trade is E....
(an orchid genus) - EnkianthusEnkianthusEnkianthus is a genus of shrubs or small trees in the heath family . Its native range is in Asia, as far west as the eastern Himalayas, as far south as Indochina, and as far north and east as China and Japan....
- EnseteEnseteEnsete, or Enset, is a genus of plants, native to tropical regions of Africa and Asia. It is one of the three genera in the banana family, Musaceae.- Domesticated enset in Ethiopia :...
- Eomecon (snow poppy)
- EpacrisEpacrisEpacris is a genus of about 35-40 species of flowering plants in the family Ericaceae, though formerly often treated in a separate family Epacridaceae. The genus is native to eastern and southeastern Australia , New Caledonia and New Zealand...
- EphedraEphedra (genus)Ephedra is a genus of gymnosperm shrubs, the only genus in its family, Ephedraceae, and order, Ephedrales. Ephedra grows in dry climates over wide areas of the northern hemisphere, including southwestern North America, Europe, north Africa, and southwest and central Asia, and, in the southern...
(ephedraEphedra (genus)Ephedra is a genus of gymnosperm shrubs, the only genus in its family, Ephedraceae, and order, Ephedrales. Ephedra grows in dry climates over wide areas of the northern hemisphere, including southwestern North America, Europe, north Africa, and southwest and central Asia, and, in the southern...
) - EpidendrumEpidendrumEpidendrum , abbreviated Epi in horticultural trade, is a large neotropical genus of the orchid family. With more than 1,100 species, some authors describe it as a mega-genus. The genus name refers to its epiphytic growth habit...
(an orchid genus) - EpigaeaEpigaeaEpigaea is a genus comprising three species of flowering plants in the Ericaceae. The species are small creeping shrubs that are typically anywhere from 10 to 20 cm tall at full growth, forming large patches. The leaves are evergreen, alternate and simple, ranging amongst the three species...
- EpilobiumEpilobiumEpilobium is a genus in the family Onagraceae, containing about 160-200 species of flowering plants with a worldwide distribution. They are generally abundant in the subarctic, temperate and subantarctic regions, whereas in the subtropics and tropics they are restricted to the cool montane biomes,...
- EpimediumEpimediumEpimedium, also known as Rowdy Lamb Herb, Barrenwort, Bishop's Hat, Fairy Wings, Horny Goat Weed, or Yin Yang Huo , is a genus of about 60 or more species of herbaceous flowering plants in the family Berberidaceae...
(barrenwort) - EpipactisEpipactisEpipactis, or Helleborine, is a genus of terrestrial orchids consisting of approximately 70 species. This genus is abbreviated as Epcts in horticultural trade.They occur in temperate and subtropical climates of America, Asia, and Europe...
(helleborine, an orchid genus) - EpiphyllumEpiphyllumEpiphyllum is a genus of 19 species of epiphytic plants in the cactus family , native to Central America. Common names for these species include orchid cacti and leaf cacti, though the latter also refers to the genus Pereskia....
(orchid cactus) - EpisciaEpisciaEpiscia is a genus of about 8 species belonging to the flowering plant family Gesneriaceae. The species are found in the tropical regions of Central America and South America...
(flame violet) - Epithelantha
- Equisetum (horsetailHorsetailEquisetum is the only living genus in the Equisetaceae, a family of vascular plants that reproduce by spores rather than seeds.Equisetum is a "living fossil", as it is the only living genus of the entire class Equisetopsida, which for over one hundred million years was much more diverse and...
) - Eragrostis (love grass)
- Eranthemum
- EranthisEranthisEranthis is a genus of eight species of flowering plants in the family Ranunculaceae , native to southern Europe and east across Asia to Japan....
(winter aconite) - Ercilla
- EremophilaEremophila (plant)Eremophila is a genus of plants of the family Scrophulariaceae, with species known by the common names of Emu Bush, Poverty Bush or Fuchsia Bush. Currently, there are 215 recognised species, all of which are endemic to Australia...
(Emu Bush) - EremurusEremurusEremurus is a genus of 35-40 deciduous perennial flowers, also known as the foxtail lilies or desert candles. The inflorescence looks similar to a long spike or a bottlebrush. It consists of many flowers in copper, bright yellow, snow white, pastel pink, orange or any combination of those colors....
- EricaEricaErica ,the heaths or heathers, is a genus of approximately 860 species of flowering plants in the family Ericaceae. The English common names "heath" and "heather" are shared by some closely related genera of similar appearance....
(heath/heatherEricaceaeThe Ericaceae, commonly known as the heath or heather family, is a group of mostly calcifuge flowering plants. The family is large, with roughly 4000 species spread across 126 genera, making it the 14th most speciose family of flowering plants...
) - ErigeronErigeronErigeron is a genus of about 390 species of flowering plants in the family Asteraceae. The genus has a cosmopolitan distribution with the highest species diversity in North America, where 173 species occur....
(fleabaneFleabaneFleabane is a common name for some flowering plants in the family Asteraceae.Most are in the subfamily Asteroideae:* Conyza * Erigeron * Inula...
) - ErinaceaErinaceaErinacea is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- ErinusErinusErinus is a genus of plants in the family Plantaginaceae . Some members of the genus have been cultivated as ornamental plants , particularly Erinus alpinus for which a number of different cultivars are available.-Species:...
- EriobotryaEriobotryaEriobotrya is a genus of about ten species of large evergreen shrubs and small trees in the family Rosaceae, native to east and southeast Asia.-Species:By far the best known species is the Loquat, E...
- EriogonumEriogonumEriogonum is the scientific name for a genus of flowering plants, in the family Polygonaceae. The genus is found in North America and is known as wild buckwheat. This is a highly species-rich genus, and indications are that active speciation is continuing...
- Eriophorum (cotton grass)
- EriophyllumEriophyllumEriophyllum, commonly known as the woolly sunflower, is a genus of annual or herbaceous perennial plant native to western North America, with a concentration of narrow endemics in the California Floristic Province....
- EriostemonEriostemonEriostemon is a genus of flowering plants belonging to the family Rutaceae. It is native to eastern Australia and includes just two species. Eriostemon australasius occurs between Fraser Island and Nowra, and is a shrub of heathlands and low open woodlands. It is also frequently cultivated in...
(waxflower) - Eritrichium
- ErodiumErodiumErodium is a genus of the botanical family Geraniaceae. The genus includes about 60 species, for the most part originating in the Mediterranean or Western Asian regions...
- EryngiumEryngiumEryngium is a genus in the family Apiaceae of about 230 species of annuals and perennials with hairless and usually spiny leaves, and dome-shaped umbels of flowers resembling those of thistles. The genus has a cosmopolitan distribution, with the centre of diversity in South America. Some species...
(eryngo, sea holly) - Erysimum (wallflowerWallflowerErysimum is a genus that includes about 180 species, both popular garden plants and many wild forms. The genus Cheiranthus is sometimes included herein whole or in part. Erysimum has recently adscribed to a monogeneric cruciferous tribe, Erysimeae...
) - ErythrinaErythrinaErythrina is a genus of flowering plants in the pea family, Fabaceae. It contains about 130 species, which are distributed in tropical and subtropical regions worldwide. They are trees, growing up to in height...
(coral tree) - ErythroniumErythroniumErythronium is a genus of 20-30 species of spring-flowering perennial plants with long, tooth-like bulbs and attractive pendant flowers, native to forest and meadow in temperate regions of the Northern Hemisphere.-Species:-Uses:The bulb is edible as a root vegetable, cooked or dried, and can be...
- EscalloniaEscalloniaEscallonia is a genus of flowering plants of the Escalloniaceae family.Commonly used as a hedging plant, it grows about 1 ft per year, and reaches between 4-8 ft in height. It is happy in coastal areas, but not very tolerant of dry winds....
- EschscholziaEschscholziaEschscholzia is a genus of 12 annual or perennial plants in the Papaveraceae family. The genus was named after the Baltic German botanist Johann Friedrich von Eschscholtz .-Description:...
(California poppyCalifornia poppyThe California poppy is a perennial and annual plant, native to the United States, and the official state flower of California.- Description :...
) - EscobariaEscobariaEscobaria or foxtail cactus is a genus of low-growing cacti that range from the southernmost parts of central and western Canada through northern Mexico, with one species in Cuba...
- EspostoaEspostoaEspostoa is a genus of columnar cacti, comprising 16 species known from the Andes of southern Ecuador and Peru. It usually lives at an altitude of between 800m and 2500m. Its fruit is edible, sweet, and juicy. The genus is named after Nicolas E. Esposto, a renowned botanist from Lima.These...
- EtlingeraEtlingeraEtlingera is a genus of Indo-Pacific terrestrial and perennial herbs in the ginger family, Zingiberaceae consisting of more than 100 different species found, mostly, near the equator....
- EucalyptusEucalyptusEucalyptus is a diverse genus of flowering trees in the myrtle family, Myrtaceae. Members of the genus dominate the tree flora of Australia...
(Gum tree, ironbarkIronbarkIronbark is a common name of a number of species in three taxonomic groups within the genus Eucalyptus that have dark, deeply furrowed bark....
) - EucharisEucharis (plant)Eucharis is a genus of about 15-20 species of monocotyledonous plants in the family Amaryllidaceae, subfamily Amaryllidoideae, native to Central America and South America from Guatemala south to Bolivia.-Description:...
- EucomisEucomisEucomis is a genus of African bulbs in the asparagus family Asparagaceae, subfamily Scilloideae. Most species of this genus are commonly referred to as pineapple flowers or pineapple lilies.-Etymology:...
- EucommiaEucommiaEucommia is a small tree native to China. It is near threatened in the wild, but is widely cultivated in China for its bark, highly valued in herbology such as Traditional Chinese medicine .-Characteristics:...
- EucryphiaEucryphiaEucryphia is a small genus of trees or large shrubs of the Antarctic flora, native to the south temperate regions of South America and coastal eastern Australia. Traditionally placed in a family of their own, the Eucryphiaceae, more recent classifications place them in the Cunoniaceae. There are...
- EulophiaEulophiaThe genus Eulophia, which also constitutes the monogeneric alliance Eulophia, includes 210 species of orchids. It was first described by John Lindley in 1821. The name "Eulophia" was derived from the Greek words "eu" and "lophos" , referring to the crested ridges of the labellum in most species...
(an orchid genus) - EuonymusEuonymusEuonymus , often called spindle or spindle tree, is a genus of flowering plants in the staff vine family, Celastraceae. It comprises about 170–180 species of deciduous and evergreen shrubs and small trees...
- EupatoriumEupatoriumEupatorium is a genus of flowering plants in the aster family, Asteraceae, containing from 36 to 60 species depending on the classification system. Most are herbaceous perennial plants growing to 0.5–3 m tall. A few are shrubs. The genus is native to temperate regions of the Northern Hemisphere....
- Euphorbia (spurgeSpurgeEuphorbia is a genus of plants belonging to the family Euphorbiaceae. Consisting of 2008 species, Euphorbia is one of the most diverse genera in the plant kingdom, exceeded possibly only by Senecio. Members of the family and genus are sometimes referred to as Spurges...
) - EupteleaEupteleaEuptelea is a genus of two species of flowering plants in the monogeneric family Eupteleaceae. The genus is found from Assam east through China to Japan, and consists of shrubs or small trees:*Euptelea pleiosperma*Euptelea polyandra...
- EuryaEuryaEurya is a genus of about 70 species of flowering plants in the Camellia family, Theaceae.Species include:* Eurya emarginata* Eurya japonica Thunb.* Eurya rapensis F.Brown* Eurya rengechiensis Yamamoto...
- EuryaleEuryaleEuryale , in Greek mythology, was the second eldest one of the Gorgons, three vicious sisters with brass hands, sharp fangs, and hair of living, venomous snakes. She and her sister Stheno, unlike their sister, Medusa, were not able to turn any creature to stone with her gaze...
- EuryopsEuryopsEuryops is a genus of flowering plant in the Asteraceae family.It contains the following species:*Euryops chrysanthemoides* Euryops mucosus* Euryops pectinatus* Euryops virgineus* Euryops walterorum...
- EustomaEustomaEustoma is a genus of 3 species in the family Gentianaceae, found in warm regions of the Southern United States, Mexico, Caribbean and northern South America...
- Evolvulus
- ExacumExacumExacum is a genus of plant in family Gentianaceae. It contains the following species :* Exacum affine, Balf.f. ex Regel* Exacum caeruleum, Balf.f.* Exacum socotranum, Balf.f.* Exacum tinervium,...
- ExochordaExochordaExochorda is a small genus of flowering plants in the family Rosaceae, native to China and central Asia . They are used as ornamental plants with the common name pearl bush...
F
- Fabiana
- FagusBeechBeech is a genus of ten species of deciduous trees in the family Fagaceae, native to temperate Europe, Asia and North America.-Habit:...
(beechBeechBeech is a genus of ten species of deciduous trees in the family Fagaceae, native to temperate Europe, Asia and North America.-Habit:...
) - FallopiaFallopiaFallopia is a genus of about 12–15 species of flowering plants in the family Polygonaceae, often included in a wider treatment of the related genus Polygonum in the past. The genus is native to temperate and subtropical regions of the Northern Hemisphere...
- FarfugiumFarfugiumFarfugium is a genus of flowering plants in the daisy family, Asteraceae....
- FargesiaFargesiaFargesia is a genus of medium to small mountain clumping bamboos, found in alpine conifer forests of East Asia. They are known in Chinese as jian zhu , meaning "arrow bamboo". They can be found in China south to Vietnam and west to the eastern slopes of the Himalayas...
- FasciculariaFasciculariaFascicularia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Latin “fasciculus” and “arius”...
- Fatshederae (hybrid genus)
- FatsiaFatsiaFatsia is a small genus of three species of evergreen shrubs native to southern Japan and Taiwan. They have stout, sparsely branched stems bearing spirally-arranged, large leathery, palmately lobed leaves 20-50 cm in width, on a petiole up to 50 cm long, and small creamy-white flowers in...
- FaucariaFaucariaFaucaria is a genus of around 33 species of succulent subtropical plants of the family Aizoaceae.The name comes from the Latin word "fauces" because of the appearance of leaves....
- FeliciaFelicia (genus)Felicia is a genus of flowering plants in the daisy family.Species include:*Felicia abyssinica*Felicia alba*Felicia amelloides*Felicia bergeriana*Felicia echinata*Felicia erigeroides*Felicia filifolia...
(blue daisy) - FendleraFendleraFendlera is a genus of shrubs in the Hydrangeaceae. They are most commonly known as fendlerbush. The name fendlerbush is also used for the closely related genus Fendlerella....
- FenestrariaFenestrariaFenestraria is a monotypic genus of succulent plants in the family Aizoaceae. The species is also called babies toes or window plant....
- FerocactusFerocactusFerocactus is a genus of large barrel-shaped cacti, mostly with large spines and small flowers. There are about 30 species included in the genus. They are found in the southwestern United States and northwestern Mexico. The young specimens are columnar but as they grow older ribs form and they take...
- FerrariaFerrariaFerraria is a genus of 11 species of monocotyledonous flowering plants in the family Iridaceae, native to tropical and southern Africa. They are herbaceous corm-bearing plants growing to 30–45 cm tall. Some species have an unpleasant scent similar to rotting meat and are pollinated by flies,...
- FerulaFerulaFerula is a genus of about 170 species of flowering plants in the family Apiaceae, native to the Mediterranean region east to central Asia, mostly growing in arid climates. They are herbaceous perennial plants growing to 1–4 m tall, with stout, hollow, somewhat succulent stems...
(giant fennel) - Festuca (fescueFescueFestuce is a genus of about 300 species of perennial tufted grasses, belonging to the grass family Poaceae . The genus has a cosmopolitan distribution, although the majority of the species are found in cool temperate areas...
) - FibigiaFibigiaFibigia is a flowering plant of the genus Fibigia in the family Brassicaceae.*Fibigia clypeata Medik.*Fibigia eriocarpa Boiss.*Fibigia lunarioides Sibth. & Sm.*Fibigia macrocarpa Boiss....
- FicusFicusFicus is a genus of about 850 species of woody trees, shrubs, vines, epiphytes, and hemiepiphyte in the family Moraceae. Collectively known as fig trees or figs, they are native throughout the tropics with a few species extending into the semi-warm temperate zone. The Common Fig Ficus is a genus of...
(fig) - Ficus pumilaFicus pumilaFicus pumila is a woody evergreen vine that is native to East Asia.This plant requires the fig wasp Blastophaga pumilae for pollination, and is fed upon by larvae of the butterfly Marpesia petreus....
- FilipendulaFilipendulaFilipendula is a genus of 12 species of perennial herbaceous flowering plants in the family Rosaceae, native to the temperate regions of the Northern Hemisphere. Well-known species include Meadowsweet and Dropwort , both native to Europe, and Queen-of-the-forest and Queen-of-the-prairie...
- FirmianaFirmianaFirmiana is a genus of flowering plant in the Sterculiaceae family.It contains 12 or more the following species, including:* Firmiana hainanensis* Firmiana major* Firmiana simplex...
- FittoniaFittoniaA garden plant of family Acanthaceae notable for its dark green foliage; commonly called "Nerve Plant" or "Mosaic Plant".Fittonia, a type of Acanthaceae. Currently 15 known species of Fittonia. Appear as a short plant with lush green leaves with accented veins of white to deep pink and have a short...
- FitzroyaFitzroyaFitzroya is a monotypic genus in the cypress family.-Species:The single living species, Fitzroya cupressoides, is a tall, long-lived conifer native to the Andes mountains of southern Chile and Argentina, where it is an important member of the Valdivian temperate rain forests...
- Fockea
- FoeniculumFoeniculumFoeniculum is a genus of fewer than half a dozen species, in the family Apiaceae .It is best known for Fennel , treated by some botanists as the sole species in the genus. The name of the genus is derived from Latin feniculum, fœniculum, diminutive of fenum, fœnum, "hay"....
(fennelFennelFennel is a plant species in the genus Foeniculum . It is a member of the family Apiaceae . It is a hardy, perennial, umbelliferous herb, with yellow flowers and feathery leaves...
) - FontanesiaFontanesiaFontanesia is a genus of flowering plants in the family Oleaceae, usually treated as comprising a single species Fontanesia philliraeoides, though some authors split this into two species...
- ForsythiaForsythiaForsythia is a genus of flowering plants in the family Oleaceae . There are about 11 species, mostly native to eastern Asia, but one native to southeastern Europe. The common name is also Forsythia; the genus is named after William Forsyth.-Growth:They are deciduous shrubs typically growing to a...
- Fortunella (kumquatKumquatCumquats or kumquats are a group of small fruit-bearing trees in the flowering plant family Rutaceae, either forming the genus Fortunella, or placed within Citrus sensu lato...
) - FothergillaFothergillaFothergilla is a genus of two or three species of flowering plants in the family Hamamelidaceae, native to the southeastern United States.They are deciduous shrubs growing to 1–3 m tall with downy twigs...
- FouquieriaFouquieriaFouquieria is a genus of 11 species of desert plants, the sole genus in the family Fouquieriaceae. The genus includes the ocotillo and the boojum tree or cirio . They have semi-succulent stems with thinner spikes projecting from them, with leaves on the bases spikes...
- Fragaria (strawberryStrawberryFragaria is a genus of flowering plants in the rose family, Rosaceae, commonly known as strawberries for their edible fruits. Although it is commonly thought that strawberries get their name from straw being used as a mulch in cultivating the plants, the etymology of the word is uncertain. There...
) - FraileaFraileaFrailea is a genus of globular to short cylindrical cacti native to Brazil. These species are cleistogamous. They were first classified in the genus Echinocactus....
- FrancoaFrancoaFrancoa is a genus of the Francoaceae family which consists of herbs endemic to Chile. Plants may grow up to one metre high and produce basal clumps of round, deeply lobed, dark green, fuzzy leaves with winged leafstalks...
- Frangipani
- FrankliniaFrankliniaFranklinia is a monotypic genus in the tea plant family, Theaceae. The sole species in this genus is a flowering tree, Franklinia alatamaha, commonly called the Franklin tree, and native to the Altamaha River valley in Georgia in the southeastern United States...
- Fraxinus (ashAsh treeFraxinus is a genus flowering plants in the olive and lilac family, Oleaceae. It contains 45-65 species of usually medium to large trees, mostly deciduous though a few subtropical species are evergreen. The tree's common English name, ash, goes back to the Old English æsc, while the generic name...
) - FreesiaFreesiaFreesia Ecklon ex Klatt is a genus of 14–16 species of flowering plants in the family Iridaceae, native to Africa. Of the 14 species, 12 are native to Cape Province, South Africa, the remaining two to tropical Africa, one species extending north of the equator to Sudan.The genus was named in honor...
- Fremontodendron
- Fritillaria (fritillaryFritillaryFritillaria is a genus of about 100 species of bulbous plants in the family Liliaceae, native to temperate regions of the Northern Hemisphere. The name is derived from the Latin term for a dice-box , and probably refers to the checkered pattern, frequently of chocolate-brown and greenish yellow,...
) - FuchsiaFuchsiaFuchsia is a genus of flowering plants that consists mostly of shrubs or small trees. The first, Fuchsia triphylla, was discovered on the Caribbean island of Hispaniola in 1703 by the French Minim monk and botanist, Charles Plumier...
- FurcraeaFurcraeaFurcraea is a genus of succulent plants belonging to the family Asparagaceae, subfamily Agavoideae, native to tropical regions of Mexico, the Caribbean, Central America and northern South America...
G
- GageaGageaGagea is a large genus of spring flowers in the Liliaceae found in Europe and western Asia. It is named after the English naturalist Sir Thomas Gage...
- GaillardiaGaillardiaGaillardia , the blanket flowers, is a genus of drought-tolerant annual and perennial plants from the sunflower family , native to North and South America. It was named after M. Gaillard de Charentonneau, an 18th-century French magistrate who was a patron of botany...
- Galanthus (snowdropSnowdropGalanthus is a small genus of about 20 species of bulbous herbaceous plants in the Amaryllis family, subfamily Amaryllidoideae...
) - Galax
- Galega
- GaliumGaliumGalium is a large genus of annual and perennial herbaceous plants in the family Rubiaceae, with 617 known species occurring in the temperate zones of both the Northern and Southern Hemispheres. Most species are known as bedstraw. G...
(bedstraw) - GaltoniaGaltoniaGaltonia is genus of plants in the family Asparagaceae, subfamily Scilloideae; native to South Africa they are named after Sir Francis Galton. G. candicans, also known as Cape Hyacinth, is much propagated as a garden plant. Another species is the pale green flowering G. viridiflora....
- GardeniaGardeniaGardenia is a genus of 142 species of flowering plants in the coffee family, Rubiaceae, native to the tropical and subtropical regions of Africa, southern Asia, Australasia and Oceania....
- GarryaGarryaGarrya is a genus of about 18 species of flowering plants in the family Garryaceae, native to North and Central America and the Caribbean. Common names include silktassel, and tassel bush....
- GasteriaGasteriaGasteria is a genus of succulent plants native to South Africa. Closely related genera include Aloe and Haworthia. The genus is named for its stomach-shaped flowers and is part of the family Xanthorrhoeaceae, subfamily Asphodeloideae...
- GaultheriaGaultheriaGaultheria is a genus of about 170-180 species of shrubs in the family Ericaceae. The name memorializes Jean François Gauthier of Quebec, a mis-spelt honour bestowed by the Scandinavian Pehr Kalm in 1748. These plants are native to Asia, North and South America, and Australasia...
- GauraGauraGaura is a genus of flowering plants in the family Onagraceae, native to North America. The genus includes many species known commonly as beeblossoms...
- GaylussaciaGaylussaciaGaylussacia is a genus of about fifty species of flowering plants in the family Ericaceae, native to the Americas, where they occur in eastern North America and in South America in the Andes and the mountains of southeastern Brazil...
(huckleberryHuckleberryHuckleberry is a common name used in North America for several species of plants in two closely related genera in the family Ericaceae:* Vaccinium* GaylussaciaHuckleberry may also refer to:-Plants:...
) - GazaniaGazaniaGazania is a genus of flowering plants in the family Asteraceae, native to Southern Africa. It is often planted as drought-tolerant ground cover.-Species:Species include:*Gazania caespitosa Bolus*Gazania ciliaris DC....
- GeissorhizaGeissorhizaGeissorhiza is a genus of about 80 species of flowering plants in the iris family which originate from South Africa. The genus name is derived from the Greek words geisson, meaning "tile", and rhizon, meaning "root".Here are some of them:...
- GelsemiumGelsemiumGelsemium is a genus of flowering plants belonging to family Gelsemiaceae. The genus contains three species of shrubs to straggling or twining climbers. Two species are native to North America, and one to China and Southeast Asia....
- GenistaGenistaGenista is a genus of legumes which includes many species of broom. Many of these brooms are notorious as noxious weeds.Species include:*Genista aetnensis - Mount Etna broom*Genista anglica - petty whin, needle furze*Genista canariensis...
- Gentiana (gentianGentianGentiana is a genus of flowering plants belonging to the Gentian family , tribe Gentianeae and monophyletic subtribe Gentianinae. With about 400 species, it is considered a large genus.-Habitat:...
) - GentianopsisGentianopsisGentianopsis is a genus of flowering plants in the gentian family known commonly as fringed gentians. These are similar to the gentians of genus Gentiana. Most have flowers which are blue to purple in color. They may be annual or perennial...
- Geranium (cranesbillCranesbillGeranium is a genus of 422 species of flowering annual, biennial, and perennial plants that are commonly known as the cranesbills. It is found throughout the temperate regions of the world and the mountains of the tropics, but mostly in the eastern part of the Mediterranean region. The long,...
, not same as Pelargonium) - GerberaGerberaGerbera L. is a genus of ornamental plants from the sunflower family . It was named in honour of the German botanist and naturalist Traugott Gerber who travelled extensively in Russia and was a friend of Carolus Linnaeus....
- GesneriaGesneriaGesneria is a genus of approximately 50 species in the flowering plant family Gesneriaceae. Except for two or three odd South American species, all are native to islands of the Caribbean. The genus is classified in the tribe Gesnerieae along with the genera Bellonia, Pheidonocarpa, and...
- Geum (avensGeumGeum , commonly called avens, is a genus of about 50 species of perennial herbaceous plants in the rose family Rosaceae, native to Europe, Asia, North and South America, Africa and New Zealand...
) - Gevuina
- GibbaeumGibbaeumGibbaeum is a genus of about 21 species of succulent plants of the family Aizoaceae.The name "Gibbaeum" comes from the Latin "gibbosus" They come from South Africa -Description:...
- GiliaGiliaGilia is a genus of between 25 and 50 species of flowering plants in the family Polemoniaceae, native to temperate and tropical regions of the Americas, from the western United States south to northern Chile, where they occur mainly in desert or semi-desert habitats.They are herbaceous annuals,...
- GilleniaGilleniaGillenia is a genus of two species of perennial herbs in the Rosaceae family. Common names for plants in this genus include: Bowman's root, Indian-physic, American ipecac. This genus is endemic to dry open woods with acidic soils in eastern North America...
- Ginkgo
- GladiolusGladiolusGladiolus is a genus of perennial bulbous flowering plants in the iris family...
- GlaucidiumGlaucidium (plant)Glaucidium is a genus of plants in family Ranunculaceae, comprising a single species Glaucidium palmatum...
- GlauciumGlauciumGlaucium is a genus of about 25 species of annual, biennial or perennial herbaceous flowering plants in the family Papaveraceae, native to Europe, north Africa, and southwest and central Asia...
- GleditsiaGleditsiaGleditsia is a genus of locust trees in the family Fabaceae, subfamily Caesalpinioideae, native to North America and Asia. The Latin name commemorates Johann Gottlieb Gleditsch, director of the Berlin Botanical Gardens, who died in 1786....
(honey locustHoney locustThe Honey locust, Gleditsia triacanthos, is a deciduous tree native to central North America. It is mostly found in the moist soil of river valleys ranging from southeastern South Dakota to New Orleans and central Texas, and as far east as eastern Massachusetts.-Description:Honey locusts, Gleditsia...
) - Globba
- GlobulariaGlobulariaGlobularia is a genus of about 22 species of flowering plants in the family Plantaginaceae, native to central and southern Europe, Macaronesia, northwest Africa and southwest Asia. They are dense low evergreen mat-forming herbs or subshrubs, with leathery oval leaves 1–10 cm long...
(globe daisy) - Gloriosa
- GlottiphyllumGlottiphyllumGlottiphyllum is a genus of about 57 species of succulent subtropical plants of the family Aizoaceae.The name comes from the ancient Greek "γλωττίς" and "φύλλον" ....
- GloxiniaGloxinia (genus)Gloxinia is a genus of three species of tropical rhizomatous herbs in the flowering plant family Gesneriaceae. The species are primarily found in the Andes of South America but Gloxinia perennis is also found in Central America and the West Indies, where it has probably escaped from...
- GlyceriaGlyceriaGlyceria is a genus of grasses known commonly as mannagrass or, as referred to in the UK, sweet-grass. These are perennial rhizomatous grasses found in wet areas in temperate regions worldwide. The base of the grass grows along the ground and may root at several places. Then it grows erect and...
- GlycyrrhizaGlycyrrhizaGlycyrrhiza is a genus of about 18 accepted species in the legume family , with a subcosmopolitan distribution in Asia, Australia, Europe, and the Americas....
- Gomphocarpus
- GomphrenaGomphrenaGomphrena the Globe amaranths, is a genus of plants in the family Amaranthaceae.Species include:*Gomphrena globosa - Globe amaranth*Gomphrena haageana - Strawberry globe amaranth*Gomphrena perennis - Glyphosate resistant...
- Goniolimon
- GoodyeraGoodyeraGoodyera are a wide-ranging genus of orchid, one of approximately 800 described Orchidaceae genera within that large and diverse family. The genus is named after botanist John Goodyer....
(Jewel Orchid) - GordoniaGordoniaGordonia is a genus of flowering plants in the family Theaceae, related to Franklinia, Camellia and Stewartia. Of the roughly 40 species, all but two are native to southeast Asia in southern China, Taiwan and Indochina. The remaining species, G...
- GraptopetalumGraptopetalumGraptopetalum is a plant genus of the family Crassulaceae. They are perennial succulent plants and native to Mexico and Arizona. They grow usually in a rosette...
- GraptophyllumGraptophyllumGraptophyllum is a genus of plants in the family Acanthaceae. The species in this genus include:*Graptophyllum pictum; caricature plant*Graptophyllum ilicifolium; Mount Blackwood holly, holly fuchsia , holly-leaved graptophyllum...
- Graptoveria (hybrid genus)
- GrevilleaGrevilleaGrevillea is a diverse genus of about 360 species of evergreen flowering plants in the protea family Proteaceae, native to Australia, New Guinea, New Caledonia, and Sulawesi. It was named in honour of Charles Francis Greville. The species range from prostrate shrubs less than 0.5 m tall to trees...
- GrewiaGrewiaThe large flowering plant genus Grewia is today placed by most authors in the mallow family Malvaceae, in the expanded sense as proposed by in the APG. Formerly, it was placed in either the linden family or the Sparrmanniaceae...
- GreyiaGreyiaGreyia is a genus of plant in family Melianthaceae. It contains three species:* Greyia flanaganii, Bolus* Greyia radlkoferi* Greyia sutherlandii...
- GrindeliaGrindeliaGrindelia is a genus of plants native to the Americas belonging to the family Asteraceae, . G. squarrosa, a plant with bright yellow flowers indigenous to much of the United States, is commonly called curlycup gumweed. G. robusta, found in the western states, is a coastal scrub bush that is...
- Griselina
- GunneraGunneraGunnera is a genus of herbaceous flowering plants, some of them gigantic. The genus is the only member of the family Gunneraceae.The 40-50 species vary enormously in leaf size...
(dinosaur food) - GuzmaniaGuzmaniaGuzmania is a genus of the botanical family Bromeliaceae, subfamily Tillandsioideae. The genus name is for Anastasio Guzman, Spanish pharmacist and naturalist.Several species of this genus are cultivated as indoor and outdoor garden plants...
- GymnocalyciumGymnocalyciumGymnocalycium, commonly called chin cactus, is a genus of about 70 South American species of cacti. The genus name Gymnocalycium refers to the flower buds bearing no hair or spines....
- GymnocarpiumGymnocarpiumGymnocarpium is a small genus of ferns once placed with various other groups, including the dryopteroid ferns and the athyrioid ferns. Cladistic analysis has demonstrated that Gymnocarpium and Cystopteris form a natural but relatively primitive clade that is basal to the asplenoid, thelypterioid,...
- GymnocladusGymnocladusGymnocladus is a small genus of leguminous trees.There are three species:*Gymnocladus burmanicus*Gymnocladus chinensis - soap tree...
- Gynandriris
- GynuraGynuraGynura is an Asian genus of the botanical family Asteraceae. , subfamily Asteroideae, tribe Senecioneae.The most known species is Gynura aurantiaca, so called because of the color of its orange inflorescences. This plant is also commonly known as "Purple Passion" because of the velvety purple leaves...
- GypsophilaGypsophilaGypsophila —commonly known as baby's-breath in the United States and Canada, "soap wort" in the United Kingdom, elsewhere Gypsophila—is a genus of about 100 species of flowering plants in the family Caryophyllaceae, native to Europe, Asia and north Africa. Many species are found on calcium-rich...
H
- HaageocereusHaageocereusHaageocereus is a genus of cacti endemic to the lower elevations of the extremely dry desert along the coast of Peru and northern Chile.-Synonymy:The following genera have been brought into synonymy with Haagerocereus:...
- HaastiaHaastiaHaastia is a genus of flowering plants in the daisy family, Asteraceae....
- HabenariaHabenariaHabenaria, commonly called bog orchids, are a far ranging genus of orchid, one of approximately 800 described Orchidaceae genera within that large and diverse family. There are species in both tropical and temperate zones.-Description:...
(an orchid genus) - Haberlea
- HabranthusHabranthusHabranthus is a genus of tender herbaceous flowering bulbs in the Amaryllidaceae, subfamily Amaryllidoideae. The genus was first identified by pioneering bulb enthusiast William Herbert in 1824.-Description:...
- HacquetiaHacquetiaHacquetia is an extinct genus of prehistoric bony fish that lived from the early to middle Eocene....
- HaemanthusHaemanthusHaemanthus is a Southern African genus of Amaryllidaceae, subfamily Amaryllidoideae, with some 22 known species, endemic to South Africa, Namibia and the kingdoms of Lesotho and Swaziland...
(blood lily) - HakeaHakeaHakea is a genus of 149 species of shrubs and small trees in the Proteaceae, native to Australia. They are found throughout the country, with the highest species diversity being found in the south west of Western Australia....
- HakonechloaHakonechloaHakonechloa is a monotypic genus of deciduous grasses in the subfamily Arundinoideae. It originates from Japan and is used as a foliage plant in gardens in temperate climates.Common Name: Hakone GrassGenus: HakonechloaSpecies: macra...
- HalesiaHalesiaHalesia , also known as is a small genus of four or five species of deciduous large shrubs or small trees in the family Styracaceae, native to eastern Asia and eastern North America...
(silverbell) - Halimiocistus (hybrid genus)
- HalimiumHalimiumHalimium is a genus of 12 species of evergreen or semi-evergreen subshrubs in the family Cistaceae, closely related to Helianthemum...
- HalimodendronHalimodendronHalimodendron is a monotypic genus of legume containing the single species Halimodendron halodendron, which is known by several common names, including common salt tree and Russian salt tree. It is native to Russia and southern Asia, but it can be found on other continents where it is an introduced...
- Hamamelis (witch-hazelWitch-hazelWitch-hazel is a genus of flowering plants in the family Hamamelidaceae, with three species in North America , and one each in Japan and China...
) - HaplopappusHaplopappusHaplopappus is a genus of flowering plant in the Asteraceae family. Until the 1990s, Haplopappus was a wastebasket taxon for many species in the tribe Astereae, and most species have since been moved to other genera.-Selected species:...
- HardenbergiaHardenbergiaHardenbergia is a small genus of leguminous vines from Australia.The genus was named in honour of Franziska Countess von Hardenberg, by English botanist George Bentham, in 1837.There are three species as follows:...
(coral pea) - Harrisia
- HatioraHatioraHatiora Britton & Rose is a small genus of epiphytic cacti which belongs to the tribe Rhipsalideae within the subfamily Cactoideae of the Cactaceae...
- HaworthiaHaworthiaHaworthia is a genus of flowering plants within the family Xanthorrhoeaceae, subfamily Asphodeloideae.. They are small solitary or clump-forming and endemic to South Africa. Some species have firm, tough leaves, usually dark green in color, whereas other are soft and semi-translucent. Their...
- HebeHebe (plant)Hebe is a genus of plants native to New Zealand, Rapa in French Polynesia, the Falkland Islands, and South America. It includes about 90 species and is the largest plant genus in New Zealand. Apart from H. rapensis , all species occur in New Zealand. This includes the two species, H. salicifolia...
- HechtiaHechtiaHechtia is a genus of the botanical family Bromeliaceae, subfamily Pitcairnioideae. The genus is named for Julius Gottfried Conrad Hecht , German counselor to the King of Prussia.. Except for H. gayorum, the plants of this genus are dioecious.-Species:-External links:* photos...
- Hedera (ivyIvyIvy, plural ivies is a genus of 12–15 species of evergreen climbing or ground-creeping woody plants in the family Araliaceae, native to western, central and southern Europe, Macaronesia, northwestern Africa and across central-southern Asia east to Japan and Taiwan.-Description:On level ground they...
) - HedychiumHedychiumHedychium is a genus of perennial plants native to tropical Asia and the Himalayas, commonly growing to between 120 and 180 cm tall. Common names include garland flower, ginger lily, and kahili ginger...
- HedyotisHedyotisHedyotis is a genus of flowering plants in the family Rubiaceae. Many species of this genus such as Hedyotis biflora, H. corymbosa and H. diffusa are well known medicinal plants. The hedyotis is native to tropical and subtropical Asia and to islands of the northwest Pacific. It comprises about...
(bluets) - HedysarumHedysarumHedysarum is a genus of the botanical family Fabaceae, consisting of about 309 species of annual or perennial herbs in Asia, Europe, North Africa, and North America.-Description:...
- HedyscepeHedyscepeHedyscepe canterburyana, the Big Mountain Palm or Umbrella Palm, is the sole species in the genus Hedescepe of the Arecaceae family. It is endemic to Lord Howe Island, Australia and is threatened by habitat loss. It is a solitary palm with a distinct crownshaft, and bears unisexual flowers of both...
(umbrella palm) - HeleniumHeleniumHelenium is a genus of about 40 herbaceous flowering plants in the daisy family Asteraceae, native to North America and Central America. They bear yellow or orange daisy-like flowers...
(sneezeweed) - HelianthemumHelianthemumHelianthemum , known as rock rose, sunroses, or rushrose, is a genus of about 110 species of evergreen or semi-evergreen subshrubs in the family Cistaceae...
(rock rose) - HelianthusHelianthusHelianthus L. is a genus of plants comprising 52 species in the Asteraceae family, all of which are native to North America, with some species Helianthus L. is a genus of plants comprising 52 species in the Asteraceae family, all of which are native to North America, with some species Helianthus...
(sunflowerSunflowerSunflower is an annual plant native to the Americas. It possesses a large inflorescence . The sunflower got its name from its huge, fiery blooms, whose shape and image is often used to depict the sun. The sunflower has a rough, hairy stem, broad, coarsely toothed, rough leaves and circular heads...
) - Helichrysum
- HeliconiaHeliconiaHeliconia, derived from the Greek word helikonios, is a genus of about 100 to 200 species of flowering plants native to the tropical Americas and the Pacific Ocean islands west to Indonesia. Many species of Heliconia are found in rainforests or tropical wet forests of these regions...
- HelictotrichonHelictotrichonHelictotrichon is a genus of perennial grass in the Poaceae family.- Selected species :* Helictotrichon altius Ohwi* Helictotrichon bromoides C. E...
- Heliocereus
- HeliophilaHeliophilaClub-pointed Heliophila is the only member of the genus Heliophila within the flowering plant in the Brassicaceae family. In addition, some species of this genus are used like ornamental plants....
- HeliopsisHeliopsisHeliopsis from Greek helios for "sun" and opsis for "appearance" is a genus of herbaceous flowering plants in the daisy family Asteraceae native to North and South America.- Species :Heliopsis species include:*Heliopsis buphthalmoides...
(ox eye) - HeliotropiumHeliotropiumHeliotropium is a genus of flowering plants in the borage family, Boraginaceae. There are 250 to 300 species in this genus, which are commonly known as heliotropes ....
(heliotrope) - Helleborus (helleboreHelleboreCommonly known as hellebores, members of the genus Helleborus comprise approximately 20 species of herbaceous perennial flowering plants in the family Ranunculaceae, within which it gave its name to the tribe of Helleboreae...
) - Heloniopsis
- Hemerocallis (daylilyDaylilyDaylily is the general nonscientific name of a species, hybrid or cultivar of the genus Hemerocallis . Daylily cultivar flowers are highly diverse in colour and form, as a result of hybridization efforts of gardening enthusiasts and professional horticulturalists...
) - HemigraphisHemigraphisHemigraphis is a genus of plants in the family Acanthaceae, consisting of about 30 species native to tropical Asia. Hemigraphis is sometimes included in the genus Strobilanthes...
- HepaticaHepaticaHepatica is a genus of herbaceous perennials in the buttercup family, native to central and northern Europe, Asia and eastern North America...
- HeptacodiumHeptacodiumHeptacodium is a genus of plant in family Caprifoliaceae, comprising just the one species found in China:* Heptacodium miconioides, Rehder...
- Heracleum
- HerbertiaHerbertiaHerbertia is a small genus of herbaceous, perennial and bulbous plants in the Iris family .-Description:Herbaceous and perennial plants, from tunicate, ovoid bulbs with brown, dry, brittle and papery tunics. The stems are simple or branched...
- Hereroa
- Hermannia
- HermodactylusHermodactylusHermodactylus is a genus of non-rhizomatous plants of the family Iridaceae, consisting of a single species, Hermodactylus tuberosus. Common names include Snake's-head , Widow Iris, Black Iris, or Velvet Flower-de-Luce....
- HesperaloeHesperaloeHesperaloe is a genus of flowering plants in the family Asparagaceae, subfamily Agavoideae. It contains perennial yucca-like plants with long, narrow leaves produced in a basal rosette and flowers borne on long panicles or racemes...
- HesperanthaHesperanthaHesperantha is a genus of flowering plants in the family Iridaceae. The genus name is derived from the Greek words hesperos, meaning "evening", and anthos, meaning "flower"....
- HesperisHesperisHesperis is a genus of flowering plants in the mustard family. Most are native to Eurasia, with several endemic to Turkey. Many plants of this genus bear showy, fragrant flowers in shades of purple and white. One of the more widely known species is the common garden flower Dame's Rocket Hesperis is...
- Hesperocallis
- Heterocentron
- Heterotheca
- HeucheraHeucheraThe genus Heuchera includes at least 50 species of herbaceous perennial plants in the family Saxifragaceae, all native to North America. Common names include alumroot and coral bells. They have palmately lobed leaves on long petioles, and a thick, woody rootstock...
(coral flower) - HeucherellaHeucherellaHeucherella is a perennial flowering plant that is a hybrid of Heuchera and Tiarella.There are several different kinds of Heucherella plants depending on the parentage of the Heuchera and the Tiarella and they all have different characteristics...
(hybrid genus) - HibbertiaHibbertiaHibbertia, or Guinea flower, is a genus of trees, shrubs, trailing shrubs and climbers of the family Dilleniaceae. The five-petalled flowers of all species are varying shades of yellow, with the exception of H. stellaris, H. miniata and H. selkii, a recently named species from the Stirling...
- HibiscusHibiscusHibiscus is a genus of flowering plants in the mallow family, Malvaceae. It is quite large, containing several hundred species that are native to warm-temperate, subtropical and tropical regions throughout the world...
(rose of SharonHibiscus syriacusHibiscus syriacus is a widely cultivated ornamental shrub in the genus Hibiscus. Common names include Rose of Sharon , Shrub Althea and Rose Althea.-Growth:...
) - HieraciumHieraciumHieracium known by its common name Hawkweed and long ago by its classical name hierakion which comes from the ancient Greek hierax, "a hawk"...
(hawkweedHawkweedHawkweed refers to any species in the very large genus Hieracium and its segregate genus Pilosella, in the sunflower family ....
) - HimalayacalamusHimalayacalamusHimalayacalamus is a newly erected genus of mountain clumping bamboos. They are found growing at lower altitudes of the Himalaya.The genus is often confused with Drepanostachyum. To the difference of Drepanostachyum, which have many equal branches, Himalayacalamus species have one dominant branch....
- HippeastrumHippeastrumHippeastrum is a genus of about 90 species and 600+ hybrids and cultivars of bulbous plants in the family Amaryllidaceae, subfamily Amaryllidoideae, native to tropical and subtropical regions of the Americas from Argentina north to Mexico and the Caribbean. Some species are grown for their large...
(amaryllisAmaryllisAmaryllis is a small genus of flowering bulbs, with two species. The better known of the two, Amaryllis belladonna, is a native of South Africa, particularly the rocky southwest region near the Cape...
) - HippocrepisHippocrepisHippocrepis is a genus of ornamental plants in the family Fabaceae....
- Hippophae
- HohenbergiaHohenbergiaHohenbergia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is for the Prince of Württemburg, German patron of botany known as Hohenberg. This genus has two recognized subgenera: the type subgenus and Wittmackiopsis Mez.-Species:* Hohenbergia abbreviata L.B...
- HohenbergiopsisHohenbergiopsisHohenbergiopsis is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is from the genus “Hohenbergia” and the Greek “opsis” because it resembles the genus Hohenbergia.-External links:* photos...
- HoheriaHoheriaHoheria is a genus of six species of flowering plants in the family Malvaceae. All are endemic to New Zealand and the Kermadec Islands. The genus name is a Latinization of the Māori language name, Houhere...
- HolboelliaHolboelliaHolboellia is a genus of flowering plant in the Lardizabalaceae family. There are twenty species in the genus, all restricted to Southeast Asia, the Himalayas and China. Holboellia is s genus of mostly perennial, evergreen vines, although some are deciduous...
- HolcusHolcusHolcus is a genus of eight species of grasses, native to Europe, Atlantic Ocean islands, Africa and western Asia....
- HolmskioldiaHolmskioldiaHolmskioldia is a genus of flowering plants in the mint family, Lamiaceae.-Name:The genus name is derived from Johan Theodor Holmskiold , a Danish and botanist...
- HolodiscusHolodiscusHolodiscus is a genus of flowering plants in the family Rosaceae, native to the Americas, from southwestern British Columbia, Canada and the western United States south to Bolivia...
- HomalocladiumHomalocladiumCentipede Plant or Tapeworm Plant is a plant in the knotweed family from New Guinea and the Solomon Islands. It is also known as Ribbon Bush.-External links:*USDA PLANTS: ...
(ribbon bush) - HomeriaHomeriaHomeria, commonly known as Cape tulips, is a genus of the botanical family Iridaceae, which has 32 species of corm-bearing perennial herbs. In addition, these plants are used as ornamental plants...
- HoodiaHoodiaHoodia is a genus of 13 species in the flowering plant family Apocynaceae, under the subfamily Asclepiadoideae. They are stem succulents, described as "cactiform" because of their remarkable similarity to the unrelated cactus family...
- HordeumHordeumHordeum is a genus of about 30 species of annual and perennial grasses, native throughout the temperate Northern Hemisphere, temperate South America, and also South Africa....
(barleyBarleyBarley is a major cereal grain, a member of the grass family. It serves as a major animal fodder, as a base malt for beer and certain distilled beverages, and as a component of various health foods...
) - HorminumHorminumHorminum is a genus of flowering plants in the family Lamiaceae, comprising a single species, Horminum pyrenaicum, native to rocky slopes and grasslands in the Pyrenees and Alps in western Europe. Common names include Dragonmouth and Pyrenean Dead-nettle.It is a perennial plant growing to...
- HostaHostaHosta is a genus of about 23–45 species of lily-like plants in the family Asparagaceae, subfamily Agavoideae, native to northeast Asia. They have been placed in their own family, Hostaceae ; like many 'lilioid monocots', they were once classified in the Liliaceae...
(plantain lily) - Hottonia
- HouttuyniaHouttuyniaHouttuynia cordata in Lao; ; English lizard tail and chameleon plant; ), In English, it is known as Lizard tail, chameleon plant, heartleaf, fishwort and Bishop's weed...
- HoveaHoveaHovea is a genus of perennial shrubs which are native to Australia. Species from this genus are occasionally cultivated as ornamental plants.Species include:...
- HoveniaHoveniaHovenia is a small genus of deciduous trees or shrubs in the family Rhamnaceae. They occur naturally from India to Japan. The Japanese Raisin Tree is the most well-known of the group, as it is often planted in gardens outside Asia.-Selected species:...
- HoweaHoweaHowea is a genus of two palms, H. belmoreana and H. forsteriana, both endemic to Lord Howe Island, Australia. H. forsteriana in particular is commonly grown as an indoor plant in the Northern Hemisphere, and the two species form the mainstay of the island's palm seed industry and more importantly...
(sentry palm) - HoyaHoyaHoya is a genus of 200-300 species of tropical plants in the family Apocynaceae , fomerly considered to be in the Asclepiadaceae...
(wax flowerHoyaHoya is a genus of 200-300 species of tropical plants in the family Apocynaceae , fomerly considered to be in the Asclepiadaceae...
) - HuerniaHuerniaThe genus Huernia The genus Huernia The genus Huernia (family Asclepiadaceae consists of some (30-)60 species of stem succulents from Eastern and Southern Africa. The flowers are five-lobed, usually somewhat more funnel- or bell-shaped than in the closely related genus Stapelia, and often striped...
- Humulus (hopsHopsHops are the female flower clusters , of a hop species, Humulus lupulus. They are used primarily as a flavoring and stability agent in beer, to which they impart a bitter, tangy flavor, though hops are also used for various purposes in other beverages and herbal medicine...
) - Hummemannia
- HuntleyaHuntleyaHuntleya is a small orchid genus that includes fourteen speciesThese are epiphytic, pseudobulbless and often larger plants with subplicates leaves nearing forty centimeters long, erect and single-flowered. They occur in wet cloud forests at medium altitudes of Guatemala, Costa Rica, South America...
- Hyacinthella
- HyacinthoidesHyacinthoidesHyacinthoides is a genus of the family Asparagaceae, subfamily Scilloideae. It has also been placed in the separate family Hyacinthaceae and before that the Liliaceae. The genus is included within Scilla by some botanists....
- Hyacinthus (hyacinth)
- HydrangeaHydrangeaHydrangea is a genus of about 70 to 75 species of flowering plants native to southern and eastern Asia and North and South America. By far the greatest species diversity is in eastern Asia, notably China, Japan, and Korea...
- Hydrastis (goldensealGoldensealGoldenseal is a perennial herb in the buttercup family Ranunculaceae, native to southeastern Canada and the northeastern United States. It may be distinguished by its thick, yellow knotted rootstock. The stem is purplish and hairy above ground and yellow below ground where it connects to the...
) - HydrocharisHydrocharisHydrocharis is a genus of aquatic plants within the family Hydrocharitaceae.The best known species is Hydrocharis morsus-ranae, commonly called common or European frogbit, and occasionally water-poppy. The name "American frogbit" refers to another aquatic plant, Limnobium spongia....
(frogbit) - Hydrocleys
- HydrocotyleHydrocotyleHydrocotyle sometimes called water pennywort, Indian Pennywort, Marsh Penny, Thick-leaved Pennywort and even White Rot...
(pennywortHydrocotyle umbellataHydrocotyle umbellata, is an aquatic plant that thrives in wet, sandy habitat. Its English common name is manyflower marsh pennywort or dollarweed. It is native to North America and parts of South America. It can also be found growing as an introduced species and sometimes a noxious weed on other...
) - Hygrophila
- HylocereusHylocereusHylocereus is a genus of cacti, often referred to as nightblooming cactus . Several species have large edible fruits, which are known as pitaya or dragonfruits.-Taxonomy:...
- HylomeconHylomeconHylomecon vernalis, also known as the forest poppy, is a poppy of the Far East, ranging from Manchuria to Japan.This poppy is a perennial that spreads via rhizomes, typically no taller than 30 cm...
- HymenocallisHymenocallisHymenocallis is a genus of plants in the family Amaryllidaceae, subfamily Amaryllidoideae. It contains more than 60 species native to tropical and subtropical America. Hymenocallis are bulbous perennial herbs. The flowers have their stamens united to a characteristic corona...
- HymenosporumHymenosporumHymenosporum flavum, or Native Frangipani, is a rainforest tree which is native to Queensland and New South Wales in Australia and New Guinea. It is the sole species within the genus Hymenosporum, and is closely related to the widespread genus Pittosporum.It produces clusters of fragrant flowers in...
- HyophorbeHyophorbeHyophorbe is a genus of about five species of flowering plants in the Arecaceae family, native to the Mascarene Islands.It contains the following species:* Hyophorbe amaricaulis* Hyophorbe indica...
(bottle palm) - HyoscyamusHyoscyamusHyoscyamus is a small genus of flowering plants in the nightshade family, Solanaceae. The eleven species it contains are known generally as the henbanes. All of them are toxic.-Selected species:* Hyoscyamus albus L. – White Henbane...
(henbaneHenbaneHenbane , also known as stinking nightshade or black henbane, is a plant of the family Solanaceae that originated in Eurasia, though it is now globally distributed.-Toxicity and historical usage:...
) - HypericumHypericumHypericum is a genus of about 400 species of flowering plants in the family Hypericaceae ....
(St. John's wort, rose of SharonHypericum calycinumHypericum calycinum is a prostrate or low-growing shrub species of the genus Hypericum . Widely cultivated for its large yellow flowers, its names as a garden plant include Rose of Sharon in Britain and Australia, and Aaron's beard, Great St-John's wort, and Jerusalem star.Grown in Mediterranean...
) - HyphaeneHyphaeneHyphaene is a genus of eight species of palms which includes the Doum palm . They are unusual among palms in having regular naturally branched trunks; most other palms are single-stemmed from the ground.-References:*...
(doum palmDoum palmHyphaene thebaica, with common names doum palm and gingerbread tree, is a type of palm tree with edible oval fruit. It is native to the Nile valley in Egypt and Sudan, and in riverine areas of northwestern Kenya.-Uses:...
) - HypocalymmaHypocalymmaHypocalymma is a genus of evergreen shrubs in the myrtle family Myrtaceae. It currently contains 29 species, all of which occur in southern Western Australia.Species include:*Hypocalymma angustifolium Schauer White Myrtle...
- HypoestesHypoestesHypoestes is a flowering plant genus with many dozens of species. They are widely distributed throughout the tropical and subtropical lands around the Indian Ocean, and some adjacent regions....
- HypoxisHypoxisHypoxis is a genus of plant belonging to the Hypoxidaceae family. The seeds are needed to identify many species.Species include:...
(starflower) - Hypsela
- Hyssopus (hyssopHyssopHyssop is a genus of about 10-12 species of herbaceous or semi-woody plants in the family Lamiaceae, native from the east Mediterranean to central Asia. They are aromatic, with erect branched stems up to 60 cm long covered with fine hairs at the tips. The leaves are narrow oblong, 2–5 cm...
)
I
- IberisIberisIberis is a genus of flowering plant belonging to the family Brassicaceae. It comprises herbs and subshrubs of the Old World. These species are commonly known as candytufts...
(candytuft) - Ibervillea
- Idesia
- Ilex (hollyHollyIlex) is a genus of 400 to 600 species of flowering plants in the family Aquifoliaceae, and the only living genus in that family. The species are evergreen and deciduous trees, shrubs, and climbers from tropics to temperate zones world wide....
) - IlliciumIlliciumIllicium is a genus of flowering plants containing 42 species of evergreen shrubs and small trees, in family Schisandraceae. The species are native to the tropical and subtropical regions of eastern and southeastern Asia, southeastern North America, and the West Indies.Selected species*Illicium...
- ImpatiensImpatiensImpatiens is a genus of about 850–1,000 species of flowering plants, widely distributed throughout the Northern Hemisphere and tropics. Together with the puzzling Hydrocera triflora, this genus makes up the family Balsaminaceae...
(balsamImpatiensImpatiens is a genus of about 850–1,000 species of flowering plants, widely distributed throughout the Northern Hemisphere and tropics. Together with the puzzling Hydrocera triflora, this genus makes up the family Balsaminaceae...
) - ImperataImperataImperata is a small genus of grasses known as satintails. Satintail grass species are perennial rhizomatous grasses native to the tropics and warm temperate regions worldwide. They bear solid, erect stems and silky inflorescences...
- IncarvilleaIncarvilleaIncarvillea is a genus of 16 species of flowering plants in the family Bignoniaceae, native to central and eastern Asia, with most of the species growing at high altitudes in the Himalaya and Tibet. The most familiar species is Incarvillea delavayi, a garden plant commonly known as "hardy gloxinia"...
- IndigoferaIndigoferaIndigofera is a large genus of about 700 species of flowering plants belonging to the family Fabaceae.The species are mostly shrubs, though some are herbaceous, and a few can become small trees up to tall. Most are dry-season or winter deciduous. The leaves are pinnate with 5–31 leaflets and the...
- InulaInulaInula is a large genus of about 90 species of flowering plants in the family Asteraceae, native to Europe, Asia and Africa. The genus is thought by some to be paraphyletic, based on the study of the different phenolic compounds the various species have.They are mostly perennial herbs that vary...
- IochromaIochromaIochroma is a genus of about 34 species of shrubs and small trees found in the forests of South America. They range from Colombia to Argentina or when certain species are excluded from Colombia to Peru. Their hummingbird pollinated flowers are tubular or trumpet-shaped, and may be blue, purple,...
- IpheionIpheionThe plant genus Ipheion belongs to Allioideae subfamily of the Amaryllidaceae family. There has been uncertainty as to the limits of the genus; research published in 2010 suggests that although related to genera such as Tristagma and Nothoscordum, it is a distinct genus of 3 species.The genus...
- IpomoeaIpomoeaIpomoea is the largest genus in the flowering plant family Convolvulaceae, with over 500 species. Most of these are called "morning glories", but this can refer to related genera also. Those formerly separated in Calonyction are called "moonflowers"...
(morning gloryMorning gloryMorning glory is a common name for over 1,000 species of flowering plants in the family Convolvulaceae, whose current taxonomy and systematics is in flux...
) - IpomopsisIpomopsisIpomopsis is a genus of flowering plants in the phlox family, Polemoniaceae. The annual and perennial herbs it contains are native to the Americas, particularly North America.Species include:*Ipomopsis aggregata V.E.Grant - Scarlet Gilia...
- IresineIresineIresine is a genus of flowering plants in the amaranth family, Amaranthaceae. It contains 20 to 25 species, all of which are native to the American tropics. The generic name is derived from the Greek word εριος , meaning "wooly", referring to the trichome-covered flowers...
- IrisIris (plant)Iris is a genus of 260-300species of flowering plants with showy flowers. It takes its name from the Greek word for a rainbow, referring to the wide variety of flower colors found among the many species...
- IsatisIsatisIsatis is a genus of about 30 species of flowering plants in the family Brassicaceae, native to the Mediterranean region east to central Asia. The genus includes woad ....
- IsoplexisIsoplexisIsoplexis is a section of 4 species within the genus Digitalis. The species of section Isoplexis differ from other plants in the genus Digitalis in that their monosymmetric flowers have a distinctive large upper lip rather than large lower lip and the species are endemic to the Canary Islands...
- IsopyrumIsopyrumIsopyrum is a genus of flowering plants of the family Ranunculaceae native to Eurasia. It is sometimes treated as part of the North American genus Enemion.Species include:*Isopyrum occidentale...
- IteaItea (plant)Itea is a genus of about 10 species of shrubs and small trees. The leaves are alternate. Flowers are small, with 5 sepals and 5 petals, borne in racemes or spikes....
- IxiaIxiaThe genus Ixia consists of a number of cormous plants native to South Africa from the Iridaceae family and Ixioideae subfamily. Some of them are known as the corn lily. Some distinctive traits include: sword-like leaves, and long wiry stems with star-shaped flowers. It usually prefers well-drained...
(corn lily) - Ixiolirion
- IxoraIxoraIxora is a genus of flowering plants in the Rubiaceae family. It consists of tropical evergreen trees and shrubs and holds around 500 species. Though native to the tropical and subtropical areas throughout the world, its centre of diversity is in Tropical Asia. Ixora also grows commonly in...
J
- Jaborosa
- JacarandaJacarandaJacaranda is a genus of 49 species of flowering plants in the family Bignoniaceae, native to tropical and subtropical regions of South America , Central America, Mexico, and the Caribbean. It is also found in Asia, especially in Nepal...
- Jacquemontia
- JamesiaJamesiaJamesia is a genus of shrubs in the Hydrangeaceae, most commonly known as Jamesia, Cliffbush or Waxflower. It is native to interior western North America, in the U.S. states of Arizona, California, Colorado, Nevada, New Mexico, Utah, and Wyoming, growing in mountains at 1600–3000 m altitude.There...
- Jancaea
- JasioneJasioneJasione is a genus of flowering plants within the family Campanulaceae which are native to Europe.Species include:* Jasione amethystina* Jasione bulgarica* Jasione crispa* Jasione echinata* Jasione foliosa...
- Jasminum (jasmineJasmineJasminum , commonly known as jasmines, is a genus of shrubs and vines in the olive family . It contains around 200 species native to tropical and warm temperate regions of the Old World...
, jessamine) - JatrophaJatrophaJatropha is a genus of approximately 175 succulent plants, shrubs and trees , from the family Euphorbiaceae. The name is derived from the Greek words ἰατρός , meaning "physician," and τροφή , meaning "nutrition," hence the common name physic nut. Mature plants produce separate male and female...
- JeffersoniaJeffersoniaJeffersonia which is also known as twinleaf or rheumatism root, is a small genus of herbaceous perennial plants in the family Berberidaceae. The two species are native to eastern Asia and eastern North America. They are uncommon spring wildflowers, which grow in limestone soils of rich woodland...
- Jovellana
- JovibarbaJovibarbaJovibarba is a small genus of three species of succulents in the family Crassulaceae, endemic to mountainous regions in the southeastern quadrant of Europe. The genus is closely related to Sempervivum. Some taxonomists classify it as a subgenus of Sempervivum...
- Juanulloa
- JubaeaJubaeaJubaea chilensis is the sole extant species in the genus Jubaea in the palm family Arecaceae. It is native to southwestern South America, where it is endemic to a small area of central Chile, between 32°S and 35°S in southern Coquimbo, Valparaíso, Santiago, O'Higgins and northern Maule regions...
(Chilean wine palm) - JuglansWalnutJuglans is a plant genus of the family Juglandaceae, the seeds of which are known as walnuts. They are deciduous trees, 10–40 meters tall , with pinnate leaves 200–900 millimetres long , with 5–25 leaflets; the shoots have chambered pith, a character shared with the wingnuts , but not the hickories...
(walnut) - JuncusJuncusJuncus is a genus in the plant family Juncaceae. It consists of some 200 to 300 or more species of grassy plants commonly called rushes...
(rushJuncaceaeJuncaceae, the rush family, are a monocotyledonous family of flowering plants. There are eight genera and about 400 species. Members of the Juncaceae are slow-growing, rhizomatous, herbaceous plants, and they may superficially resemble grasses. They often grow on infertile soils in a wide range...
) - Juniperus (juniperJuniperJunipers are coniferous plants in the genus Juniperus of the cypress family Cupressaceae. Depending on taxonomic viewpoint, there are between 50-67 species of juniper, widely distributed throughout the northern hemisphere, from the Arctic, south to tropical Africa in the Old World, and to the...
) - JusticiaJusticiaJusticia is a genus of flowering plants in the bear's breeches family, Acanthaceae. The roughly 420 species it contains are native to tropical to warm temperate regions of the Americas, with two species occurring north into cooler temperate regions...
K
- KadsuraKadsuraKadsura is a genus of angiosperms in the Schisandraceae family.- Species :* Kadsura chinensis* Kadsura coccinea* Kadsura grandiflora* Kadsura heteroclita* Kadsura japonica* Kadsura longepedunculata* Kadsura oblongifolia...
- KaempferiaKaempferiaKaempferia is a genus of over 100 species in the plant family Zingiberaceae....
- KalanchoeKalanchoeKalanchoe , also written Kalanchöe or Kalanchoë, is a genus of about 125 species of tropical, succulent flowering plants in the Family Crassulaceae, mainly native to the Old World but with a few species now growing wild in the New World following introduction of the species.Most are shrubs or...
- KalimerisKalimerisKalimeris is a small genus with eight species from the sunflower family .It was first described in 1825 by the French botanist Alexandre Henri Gabriel de Cassini ....
- KalmiaKalmiaKalmia is a genus of about 8 species of evergreen shrubs from 0.2–5 m tall, in the family Ericaceae. They are native to North America and Cuba. They grow in acidic soils, with different species in wet acid bog habitats and dry, sandy soils Kalmia is a genus of about 8 species of evergreen shrubs...
(Mountain Laurel) - KalmiopsisKalmiopsisKalmiopsis is a small genus of flowering plants in the heath family. It contains two species endemic to Oregon in the United States. This was a monotypic genus containing only Kalmiopsis leachiana until 2007, when a form of it was elevated to species status, Kalmiopsis fragrans....
- KalopanaxKalopanaxKalopanax septemlobus, common name prickly castor oil tree, is a deciduous tree in the family Araliaceae, the sole species in the genus Kalopanax. It is native to northeastern Asia, from Sakhalin and Japan west to southwestern China....
- Kelseya
- Kerria
- KigeliaKigeliaKigelia is a genus of flowering plants in the family Bignoniaceae. The genus comprises only one species, Kigelia africana, which occurs throughout tropical Africa from Eritrea and Chad south to northern South Africa, and west to Senegal and Namibia.-Etymology:The genus name comes from the...
(sausage treeKigeliaKigelia is a genus of flowering plants in the family Bignoniaceae. The genus comprises only one species, Kigelia africana, which occurs throughout tropical Africa from Eritrea and Chad south to northern South Africa, and west to Senegal and Namibia.-Etymology:The genus name comes from the...
) - KirengeshomaKirengeshomaKirengeshoma is a genus containing one or two species of plants in the Hydrangea family. Both are native to Eastern Asia, with palmate leaves and yellow flowers, growing in shady environments. They are grown as a garden plant in other parts of the world....
- Kitaibela
- KleiniaKleiniaKleinia is a genus of flowering plant in the Asteraceae family.It contains the following species:It used to contain the following species:* Senecio articulatus Sch. Bip.**Kleinia articulata Haw....
- KnautiaKnautiaKnautia is a genus in the family Dipsacaceae. The common names of these flowers are a variant of "widow flower." Others are given the name "Scabious," although this word belongs to a related genus .Species include:...
- KnightiaKnightia (plant)Knightia is a small genus of the family Proteaceae. There are two species, K. excelsa found in New Zealand and K. deplanchei found in New Caledonia. The Plant List regards the genus, including three other species Knightia is a small genus of the family Proteaceae. There are two species, K. excelsa...
- KniphofiaKniphofiaKniphofia , also called Tritoma, Red hot poker, Torch lily or Poker plant, is a genus of plants in the family Xanthorrhoeaceae, subfamily Asphodeloideae, that includes 70 or more species native to Africa...
- KoeleriaKoeleriaKoeleria is a genus of true grasses which includes species known generally as Junegrasses. The genus was named after German botanist Georg Ludwig Koeler.Selected species:*Koeleria asiatica - Eurasian Junegrass*Koeleria caudata...
(junegrass) - KoelreuteriaKoelreuteriaKoelreuteria is a genus of three species in the family Sapindaceae, native to southern and eastern Asia.They are medium-sized deciduous trees growing to 10–20 m tall, with spirally arranged pinnate or bipinnate leaves. The flowers are small and yellow, produced in large branched panicles...
(golden rain tree) - KohleriaKohleriaKohleria is a New World genus of the flowering plant family Gesneriaceae. The plants are generally tropical herbs or subshrubs with velvety stems and foliage and brightly colored flowers with spots or markings in contrasting colors. They are rhizomatous and commonly include a period of dormancy in...
- Kolkwitzia (beautybush)
- KosteletzkyaKosteletzkyaKosteletzkya ) is a genus of the plant family Malvaceae that includes the seashore mallow . It includes about 30 species found worldwide....
- KunzeaKunzeaKunzea is a genus of 36-40 species of shrub in the myrtle family Myrtaceae. They are native to Australia, with one species extending to New Zealand. They are found throughout the Australian continent with most species occurring in southwestern Western Australia...
L
- Lablab
- Laburnocytisus
- LaburnumLaburnumLaburnum is a genus of two species of small trees in the subfamily Faboideae of the pea family Fabaceae, Laburnum anagyroides and L. alpinum . They are native to the mountains of southern Europe from France to the Balkan Peninsula...
(laburnumLaburnumLaburnum is a genus of two species of small trees in the subfamily Faboideae of the pea family Fabaceae, Laburnum anagyroides and L. alpinum . They are native to the mountains of southern Europe from France to the Balkan Peninsula...
) - LaccospadixLaccospadixLaccospadix is a monotypic genus of flowering plant in the palm family from Australia where it is commonly called Atherton palm or Queensland kentia...
- LachenaliaLachenaliaLachenalia is a genus of bulbs in the family Asparagaceae, subfamily Scilloideae, which are usually found in Namibia and South Africa. Most of these plants have a dormancy period, and the new roots of these plants will always grow every year. Lachenalia is named after the Swiss botanist Werner de...
(Cape cowslip) - LaeliaLaeliaLaelia, abbreviated L. in the horticultural trade, is a small genus of 25 species from the orchid family . This is one of the most important and popular orchid genera, because of the beautiful flowers, their genetic properties and because they are fairly easy in culture. It is probably named after...
(an orchid genus) - LaeliocattleyaLaeliocattleyaLaeliocattleya is a nothogenus of intergeneric orchid hybrids descended from the parental genera Laelia and Cattleya. It is abbreviated Lc. in the horticultural trade....
(hybrid orchid genus) - LagarosiphonLagarosiphonLagarosiphon is a genus of aquatic plants.-Species:* Lagarosiphon cordofanus Casp.* Lagarosiphon hydrilloides Rendle* Lagarosiphon ilicifolius Oberm.* Lagarosiphon madagascariensis Casp.* Lagarosiphon major Moss...
- Legenophora
- Lagerstroemia
- LagunariaLagunariaLagunaria is a monotypic genus in the family Malvaceae. It is an Australian plant endemic to Lord Howe Island, Norfolk Island and parts of coastal Queensland. It has been introduced to many parts of the world...
- Lagurus
- Lamarckia
- LambertiaLambertiaLambertia is a genus of flowering plants, belonging to the family Proteacea. It is endemic to Australia.The genus was named in 1798 by Sir James Edward Smith in honour of English botanist Aylmer Bourke Lambert....
- LamiumLamiumLamium is a genus of about 40-50 species of flowering plants in the family Lamiaceae, of which family it is the type genus...
(deadnettle) - LampranthusLampranthusLampranthus is a genus of plants in the family Aizoaceae. All are succulent plants.One of the species in this genus is L. roseus, the mini ice plant.-Reproduction:...
- LantanaLantanaLantana is a genus of about 150 species of perennial flowering plants in the verbena family, Verbenaceae. They are native to tropical regions of the Americas and Africa but exist as an introduced species in numerous areas, especially in the Australian-Pacific region. The genus includes both...
(shrub verbena) - Lapageria
- LardizabalaLardizabalaLardizabala is a monotypic genus of flowering plants. These plants are evergreen lianas, native to temperate forests of central and southern Chile....
- Larix (larchLarchLarches are conifers in the genus Larix, in the family Pinaceae. Growing from 15 to 50m tall, they are native to much of the cooler temperate northern hemisphere, on lowlands in the north and high on mountains further south...
) - LarreaLarreaLarrea is a genus of flowering plants in the caltrop family, Zygophyllaceae. It contains five species of evergreen shrubs that are native to the Americas. The generic name honours Spanish scientist J.A. de Larrea. South American members of this genus are known as jarillas and are so closely related...
(creosote bushCreosote bushLarrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering...
) - LataniaLataniaLatania commonly known as Latan palm is a genus of flowering plant in the Arecaceae family.It contains the following species:* Latania loddigesii * Latania lontaroides...
(Latan palm) - Lathraea
- LathyrusLathyrusLathyrus is a genus of flowering plant species known as sweet peas and vetchlings. Lathyrus is in the legume family Fabaceae and contains approximately 160 species. They are native to temperate areas, with a breakdown of 52 species in Europe, 30 species in North America, 78 in Asia, 24 in...
- LaureliaLaureliaLaurelia is a genus of flowering plants included in the order Laurales, in the family Atherospermataceae. They are Evergreen fragrant laurifolia trees formerly in the Monimiaceae family....
- LaurusLaurus-Overview:Laurus is a genus of evergreen trees belonging to the Laurel family, Lauraceae. The genus includes three species, whose diagnostic key characters often overlap ....
- Lavandula (lavenderLavenderThe lavenders are a genus of 39 species of flowering plants in the mint family, Lamiaceae. An Old World genus, distributed from Macaronesia across Africa, the Mediterranean, South-West Asia, Arabia, Western Iran and South-East India...
) - LavateraLavateraLavatera is a genus of about 25 species of flowering plants in the family Malvaceae, native to the Mediterranean region, central and eastern Asia, and Australia. A number of species previously listed in this genus have now been transferred to the related genus Malva...
(mallowLavateraLavatera is a genus of about 25 species of flowering plants in the family Malvaceae, native to the Mediterranean region, central and eastern Asia, and Australia. A number of species previously listed in this genus have now been transferred to the related genus Malva...
) - Lawsonia
- LayiaLayiaLayia is a genus of flowering plants in the daisy family known generally as tidy tips. There are about fourteen species of tidytips, which are native to western North America. Several are California endemics. These are erect daisylike annual herbs with dark glandular stems...
- LedebouriaLedebouriaLedebouria is a genus of African bulbous perennial herbs in the Asparagus family, Asparagaceae, subfamily Scilloideae. Most members were previously part of the genus Scilla. A number of species are grown by cacti and succulent enthusiasts for their patterned leaves.- Species :* Ledebouria...
- Ledodendron (hybrid genus)
- LedumLedumLedum is a genus name formerly widely recognised in the family Ericaceae, including 8 species of evergreen shrubs native to cool temperate and subarctic regions of the Northern Hemisphere and commonly known as Labrador Tea....
- LeeaLeeaLeea is a genus of plants that are distributed throughout Northern and eastern Australia, New Guinea, South and Southeast Asia and parts of Africa. Leea contains approximately 70 species and is placed in the Vitaceae family. The APG II system places Leea in the subfamily Leeoideae...
- LegousiaLegousiaLegousia is genus a flowering plants in the Campanulaceae family.-Species:Legousia species include:* Legousia falcata * Legousia hybrida * Legousia julianii...
- Leiophyllum
- Leipoldtia
- LeitneriaLeitneriaLeitneria floridana , the sole species in the genus Leitneria, is a deciduous dioecious shrub or small tree, found only in the southeastern United States states of Arkansas, Florida, Georgia, Missouri and Texas....
- LemboglossumLemboglossumLemboglossum is a genus of flowering plants from the orchid family, Orchidaceae.- References :*Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. . Genera Orchidacearum 1. Oxford Univ. Press....
- LenophyllumLenophyllumLenophyllum is a genus of flowering plants in the orpine family, Crassulaceae. The roughly seven species it contains are distributed in Texas in the United States and northeastern Mexico. Some authorities place it in the genus Sedum. Plants in this genus are distinguished from Sedum species by the...
- LeonotisLeonotisLeonotis is a genus of flowering plants in the family Lamiaceae. It comprises 9 species. One of these, Leonotis nepetifolia, is native to tropical Africa and southern India. It is naturalized throughout most of the tropics. The other 8 species are endemic to southern Africa...
- Leontice
- LeontopodiumLeontopodiumLeontopodium is a genus of plants in the daisy family, which includes edelweiss , a well-known plant from the mountains of Europe. The term edelweiss can, more rarely, refer to other members of the genus...
(edelweissEdelweissEdelweiss , Leontopodium alpinum, is a well-known European mountain flower, belonging to the sunflower family.-Names:The common name comes from German edel, meaning "noble", and weiß "white", thus signifying "noble whiteness".The scientific name Leontopodium is a Latin adaptation of Greek...
) - LepidozamiaLepidozamiaLepidozamia is a genus of two species of cycad, native to Australia. The name, derived from the Greek word lepidos, meaning scaly, refers to the scale-like structure of the stem and leaf bases. They are native to rainforest climates in eastern Queensland and eastern New South Wales...
- LeptinellaLeptinellaLeptinella is a genus of alpine flowering plant in the Asteraceae family, comprising 33 species, distributed in New Guinea, Australia, New Zealand, the Subantarctic Islands, and South America....
- Leptodactylon
- LechenaultiaLechenaultiaLechenaultia is a genus of plants in the Goodeniaceae family. Some species of this genus are used like ornamental plants. Lechenaultia species are diverse in form, they may appear as trees, shrubs, or small herbaceous plants....
- LespedezaLespedezaLespedeza is a genus of some 40 species of flowering plants in the pea family , commonly known as bush clovers or Japanese clovers...
(bush clover) - LeucadendronLeucadendronLeucadendron is a genus of about 80 species of flowering plants in the family Proteaceae, endemic to South Africa, where they are a prominent part of the fynbos ecoregion and vegetation type.-Description:...
- LeucanthemellaLeucanthemellaLeucanthemella is a genus of flowering plants in the daisy family....
- LeucanthemopsisLeucanthemopsisLeucanthemopsis is a genus of flowering plants in the daisy family....
- LeucanthemumLeucanthemumLeucanthemum is a genus of about 70 flowering plants from the sunflower family . It occurs in Europe, Northern Africa and the temperate regions of Asia. Many species have been introduced into America, Australia and New Zealand.-Growth:...
- LeuchtenbergiaLeuchtenbergiaLeuchtenbergia principis , the sole species of the genus Leuchtenbergia, is a species of cactus. It is native to north-central Mexico...
- LeucocoryneLeucocoryneLeucocoryne is a genus of bulbous perennials in the family Amaryllidaceae, subfamily Allioideae. There are twelve species, all native to Chile. The foliage of all species is long and narrow and has an onion-like scent...
- Leucogenes
- Leucojum (snowflakeSnowflake (plant)Spring Snowflake and Summer Snowflake or Loddon Lily are bulbous plants belonging to the Amaryllidaceae family, subfamily Amaryllidoideae. They are the only species currently classified in the genus Leucojum...
) - LeucophyllumLeucophyllumLeucophyllum is a genus of evergreen shrubs in the figwort family, Scrophulariaceae, native to the southwestern United States and Mexico. It is sometimes placed in the family Myoporaceae...
- LeucophytaLeucophytaLeucophyta is a plant genus which is endemic to Australia. The genus was first formally described by botanist Robert Brown in 1817.A number of species which were formerly included in the genus have been transferred to Blennodia and Calocephalus, leaving one single species Leucophyta brownii ...
- LeucopogonLeucopogonLeucopogon is a genus of about 150-160 species of shrubby flowering plants belonging to the family Ericaceae, in the section of that family formerly treated as the separate family Epacridaceae. They are native to Australia, New Zealand, New Caledonia, the western Pacific Islands and Malaysia, with...
- Leucoraoulia (hybrid genus)
- LeucospermumLeucospermumLeucospermum is a genus of about 50 species of flowering plants in the family Proteaceae, native to Zimbabwe and South Africa, where they occupy a variety of habitats, including scrub, forest, and mountain slopes.They are evergreen shrubs growing to 0.5-5 m tall...
(pincushionPincushionA pincushion is a small cushion, typically 3–5 cm across, which is used in sewing to store pins or needles with their heads protruding so as to take hold of them easily, collect them, and keep them organized....
) - LeucothoeLeucothoe (plant)Leucothoe is a genus of about 45 species of flowering plants in the family Ericaceae, native to Asia, the Americas and Madagascar.They are shrubs growing to 1-3 m tall, either deciduous or evergreen depending on species. The leaves are alternate, oblong-lanceolate, 2-15 cm long...
- LewisiaLewisiaLewisia is a plant genus, named for Meriwether Lewis.Species include: * Lewisia brachycalyx Engelm. ex A.Gray: USA , Mexico * Lewisia cantelovii J.T.Howell: USA...
- LeycesteriaLeycesteriaLeycesteria is a genus of flowering plants in the honeysuckle family Caprifoliaceae, native to temperate Asia in the Himalaya and southwestern China.It contains six or seven species of shrubs with short-lived stems with soft wood, growing to 1-2.5 m tall...
- LeymusLeymusLeymus is a genus of the true grass family . The common name for this genus is "wild rye"; however, members of the genus Elymus are also sometimes given the same common name...
- LiatrisLiatrisLiatris is a genus of ornamental plants in the Asteraceae family, native to North America, Mexico, and the Bahamas. These plants are used as a popular summer flowers for bouquets.They are perennials, surviving the winter in the form of corms....
- LibertiaLibertiaLibertia is a genus of monocotyledenous plants in the family Iridaceae containing 15 species in the southern hemisphere. A number of species are endemic to New Zealand....
- LibocedrusLibocedrusLibocedrus is a genus of five species of coniferous trees in the cypress family Cupressaceae, native to New Zealand and New Caledonia. The genus is closely related to the South American genera Pilgerodendron and Austrocedrus, and the New Guinean genus Papuacedrus, both of which are included within...
- LigulariaLigulariaLigularia, Leopard Plant, is a genus of "Old World" perennial plants or herbs resembling groundsel of the family Asteraceae. Ligularias are rather tall perennial herbaceous plants occurring mostly in damp places in Europe, Asia and Africa. Some of them are cultivated as ornamentals.-Some...
- LigustrumLigustrumLigustrum is a genus of about forty species of erect, deciduous or evergreen shrubs, sometimes forming small or medium-sized trees. They are now all known by the common name of privet.-Selected species:...
(privetPrivetPrivet was originally the name for the European semi-evergreen shrub Ligustrum vulgare, and later also for the more reliably evergreen Ligustrum ovalifolium , used extensively for privacy hedging. It is often suggested that the name privet is related to private, but the OED states that there is no...
) - LiliumLiliumLilium is a genus of herbaceous flowering plants growing from bulbs. Most species are native to the temperate northern hemisphere, though the range extends into the northern subtropics...
(lily) - LimnanthesLimnanthesLimnanthes is a genus of annual herbaceous plants commonly known as the meadowfoams. The nine species are all native to the coastal regions of western North America, where they typically grow in marshy habitats, such as the margins of vernal pools...
- Limnocharis
- Limonium (sea lavender)
- LinanthusLinanthusLinanthus is a genus of annual and perennial plants in the phlox family Polemoniaceae. The species are found in western North America and in Chile, with the greatest diversity in California....
- LinariaLinariaLinaria is a genus of about 100 species of herbaceous annuals and perennials that was traditionally placed in the figwort family Scrophulariaceae. Due to new genetic research, it has now been placed in the vastly expanded family Plantaginaceae...
(toadflax) - Lindelofia
- LinderaLinderaLindera is a genus of about 80-100 species of flowering plants in the family Lauraceae, mostly native to eastern Asia but with three species in eastern North America. The species are shrubs and small trees; common names include Spicewood, Spicebush, and Benjamin Bush.-Overview:They are dioecious,...
- Lindheimeria (star daisy)
- Linnaea (twinflowerTwinflowerLinnaea is a plant genus in the family Caprifoliaceae . The genus includes a single, generally boreal to subarctic woodland subshrub species, Linnaea borealis, commonly known as Twinflower .This plant was a favorite of Carl Linnaeus, founder of the modern system of biological nomenclature, for...
) - LinospadixLinospadixLinospadix is a genus of flowering plant in the Arecaceae family.It contains the following species:* Linospadix longicruris* Linospadix microcarya* Linospadix minor Minor Walking Stick Palm...
- LinumLinumLinum is a genus of approximately 200 species in the flowering plant family Linaceae, native to temperate and subtropical regions of the world. It includes the Common Flax Linum (flax) is a genus of approximately 200 species in the flowering plant family Linaceae, native to temperate and...
(flaxFlaxFlax is a member of the genus Linum in the family Linaceae. It is native to the region extending from the eastern Mediterranean to India and was probably first domesticated in the Fertile Crescent...
) - Liquidambar (sweetgum)
- LiriodendronLiriodendronLiriodendron is a genus of two species of characteristically large deciduous trees in the magnolia family .These trees are widely known by the common name tulip tree or tuliptree for their large flowers superficially resembling tulips, but are closely related to magnolias rather than lilies, the...
(tulip tree) - LiriopeLiriope (genus)Liriope is a genus of low, grass-like, flowering plants from East Asia. Some species are often used in landscaping in temperate latitudes. They may be called lilyturf in North America although neither a true grass nor lily...
(lilyturfLilyturfLilyturf is a name used in the United States to refer to a group of low growing, grass-like perennials that are often used in landscaping for ground cover. The name may be applied to species of both the genus Liriope, and to the related genus Ophiopogon...
) - LithocarpusLithocarpusLithocarpus is a genus in the beech family Fagaceae, differing from Quercus in the erect male spikes. The World Checklist accepts 334 species, though some other texts suggest as few as 100 species. About 100 Asian species of the genus were formerly treated in the genus Pasania. All but one are...
- LithodoraLithodoraLithodora is a genus of plant in family Boraginaceae.Species include:*Lithodora diffusa I.M.Johnst.*Lithodora fruticosa Griseb*Lithodora nitida, R.Fern.*Lithodora oleifolia Griseb...
- LithophragmaLithophragmaLithophragma is a genus of flowering plants containing about twelve species native to western North America. These plants are known generally as woodland stars. The petals of the flowers are usually bright white with deep, long lobes or teeth. Each petal may look like three to five petals, when at...
- LithopsLithopsLithops is a genus of succulent plants in the ice plant family, Aizoaceae. Members of the genus are native to southern Africa. The name is derived from the Ancient Greek words λίθος , meaning "stone," and ὄψ , meaning "face," referring to the stone-like appearance of the plants...
- Littonia
- LivistonaLivistonaLivistona is a genus of 36 species of palms , native to southern and southeastern Asia, Australasia, and the Horn of Africa...
- LloydiaLloydiaLloydia is a genus of flowering plants comprising about a dozen species, most of which live in Central and Eastern Asia. One species, Lloydia serotina is a more widespread arctic-alpine plant...
- LoasaLoasaLoasa is a genus of ornamental plants in the family Loasaceae. These plants are usually prickly herbs, or subshrubs, and they are native of tropical America....
- LobeliaLobeliaLobelia is a genus of flowering plant comprising 360–400 species, with a subcosmopolitan distribution primarily in tropical to warm temperate regions of the world, a few species extending into cooler temperate regions...
- LobulariaLobulariaLobularia is a genus of four or five species of flowering plants in the family Brassicaceae, closely related to the genus Alyssum....
(sweet alyssum) - Lodoicea (coco-de-mer)
- Loiseleuria
- Lomandra (mat rush)
- LomatiaLomatiaLomatia is a genus of 12 species of evergreen flowering plants in the protea family Proteaceae. Within the family, they have been placed, alone, in their own subtribe, Lomatiinae according to Johnson & Briggs 1975 classification of the family and subsequently in Flora of Australia .The genus has a...
- LomatiumLomatiumLomatium is a genus of 70 to 80 perennial herbs native to western North America.Several species, including L. cous, L. geyeri, and L. macrocarpum, are sometimes known as biscuit roots for their starchy edible roots. These are or have been traditional Native American foods, eaten cooked or dried...
- LomatophyllumLomatophyllumLomatophyllum is a genus of succulent plants from Madagascar belonging to the family Xanthorrhoeaceae, subfamily Asphodeloideae. There are about 30 species belonging to the genus.Lomatophyllum means 'margined leaf'....
- Lonicera (honeysuckleHoneysuckleHoneysuckles are arching shrubs or twining vines in the family Caprifoliaceae, native to the Northern Hemisphere. There are about 180 species of honeysuckle, 100 of which occur in China; Europe, India and North America have only about 20 native species each...
) - Lopezia
- LophomyrtusLophomyrtusLophomyrtus is a genus of the myrtle family native to New Zealand. It has two species, both evergreen shrubs or trees, noted for their colorful leaves, which are purple, chocolate, red or bronze-green. There are also a number of cultivars. Planting in full sun aids the leaf color to develop. In...
- LophospermumLophospermumLophospermum is a genus in the family Plantaginaceae. This genus was traditionally placed in the foxglove family Scrophulariaceae...
- LophostemonLophostemonLophostemon is a genus of 4 species of evergreen tree in the myrtle family Myrtaceae. All four species are native to Australia, with one extending to New Guinea. The genus is a relatively recent creation; all 4 species were previously included in the related genus Tristania.The most well-known...
- LoropetalumLoropetalumLoropetalum is a genus of 3 species of shrub in the witch-hazel family, Hamamelidaceae, native to China, Japan, and south-eastern Asia.The name Loropetalum refers to the shape of the flowers and comes from the Greek loron meaning strap and petalon meaning petal. Flowers are produced in clusters...
- LotusLotus (genus)Lotus is a genus that includes bird's-foot trefoils and deervetches and contains many dozens of species distributed world-wide. Depending on the taxonomic authority, roughly between 70 and 150 are accepted. Lotus is a genus of legume and its members are adapted to a wide range of habitats, from...
- LuculiaLuculiaLuculia is a small genus of flowering plants in the family Rubiaceae. It presents as a shrub or small tree. Generally found on upland scrub and on woodland or forest margins. The plant has large leaves from 20-35cm with prominent veins carried in opposite pairs and with a terminal of an umbel or...
- LudwigiaLudwigiaLudwigia is a genus of about 75 species of aquatic plants with a cosmopolitan but mainly tropical distribution.Selected species...
- LumaLuma (plant)Luma is a genus of two species of plants in the myrtle family Myrtaceae, native to the Valdivian temperate rain forests of southwestern South America. They are shrubs or small trees with evergreen foliage and smooth red or orange bark, typically reaching 10–20 m tall and up to 1 m trunk diameter...
- LunariaLunariaLunaria is a genus of flowering plants in the family Brassicaceae, native to central and southern Europe. It includes two species, Perennial honesty and Annual honesty. They are widely grown as ornamental plants in gardens, and have become naturalised in many temperate areas away from their native...
- Lupinus (lupinLupinLupinus, commonly known as Lupins or lupines , is a genus in the legume family . The genus comprises about 280 species , with major centers of diversity in South and western North America , and the Andes and secondary centers in the Mediterranean region and Africa Lupinus, commonly known as Lupins...
) - LuzulaLuzulaLuzula is a genus of about 80 species of flowering plants the family Juncaceae, with a cosmopolitan distribution, the highest species diversity being in temperate Asia and Europe....
(woodrush) - LycasteLycasteLycaste, abbreviated as Lyc in horticultural trade, is a genus of orchids that contains about 30 species with egg-shaped pseudobulbs and thin, plicate leaves.- Description :...
(an orchid genus) - LychnisLychnisLychnis is a genus of 15-25 species of flowering plants in the family Caryophyllaceae, native to Europe, Asia and north Africa. The genus is closely related to Silene, differing in the flowers having five styles , the seed capsule having five teeth , and in the sticky stems of Lychnis...
(campion) - Lycium
- LycopodiumLycopodiumLycopodium is a genus of clubmosses, also known as ground pines or creeping cedar, in the family Lycopodiaceae, a family of fern-allies...
(club moss) - LycorisLycoris (genus)Lycoris is a genus of 13–20 species of flowering plants in the family Amaryllidaceae, subfamily Amaryllidoideae. They are native to eastern and southern Asia in Japan, southern Korea, eastern and southern China, northern Vietnam, northern Laos, northern Thailand, northern Burma, Nepal, northern...
- LygodiumLygodiumLygodium is a genus of about 40 species of ferns, native to tropical regions across the world, with a few temperate species in eastern Asia and eastern North America...
(climbing fern) - LyoniaLyonia (Ericaceae)Lyonia is a genus of flowering plant in the family Ericaceae.Species include:*Lyonia elliptica*Lyonia jamaicensis*Lyonia ligustrina*Lyonia maestrensis*Lyonia octandra*Lyonia truncata...
- LyonothamnusLyonothamnusLyonothamnus is a monotypic genus of trees in the rose family containing the single species Lyonothamnus floribundus, which is known by the common name Catalina ironwood, and the subspecies ssp. aspleniifolius and ssp...
- LysichitonLysichitonLysichiton is a genus in the family Araceae. These plants are known commonly as skunk cabbage or less often as swamp lantern. The spelling Lysichitum is also found...
(Yellow skunk cabbage) - LysilomaLysilomaLysiloma is a genus of flowering plants in the legume family, Fabaceae.-Selected species:* Lysiloma acapulcense Benth.* Lysiloma candidum Brandegee* Lysiloma divaricatum J.F.Macbr....
- LysimachiaLysimachiaLysimachia is a genus of flowering plants. It is traditionally classified in the family Primulaceae but should, according to molecular phylogenetic study, be placed to the family Myrsinaceae .-Characteristics:...
- LythrumLythrumLythrum is a genus commonly known as loosestrife. It is one of 32 genera of the family Lythraceae.-Selected species:-Formerly placed here:*Cuphea carthagenensis J.F.Macbr....
(loosestrife)
M
- MaackiaMaackiaMaackia is a genus of 11 species of flowering plants in the family Fabaceae, native to eastern Asia.They are small to medium-sized deciduous trees typically growing 10-15 m tall. The leaves are compound pinnate, with 7-17 leaflets. The flowers are fragrant, white, yellowish, or greenish, produced...
- Macfadyena
- MachaerantheraMachaerantheraMachaeranthera is a genus of flowering plants in the daisy family which are known by the common name tansyaster. Tansyasters are variable in appearance. Some are small singular wildflowers while others are sprawling shrubs. Several species easily hybridize with each other as well, making...
- Mackaya
- MacleaniaMacleaniaMacleania is a genus of plant in family Ericaceae.Species include:* Macleania loeseneriana, Hoerold...
- MacleayaMacleayaMacleaya is a genus of Papaveraceae family....
- MacluraMacluraMaclura is a genus of flowering plants in the mulberry family, Moraceae. It includes the inedible Osage-orange, which is used as mosquito repellent and grown throughout the United States as a hedging plant.- Species :* Maclura africana...
- MacropidiaMacropidiaMacropidia fuliginosa, the sole species of genus Macropidia, is a perennial rhizomatous flowering plant. Commonly known as the Black Kangaroo Paw, it is endemic to Southwest Australia, specifically from Perth to Geraldton in the north of the region.-Description and reproduction:A small perennial...
- MacrozamiaMacrozamiaMacrozamia is a genus of 38-40 species of cycads, in the family Zamiaceae, endemic to Australia. The majority of the species occur in eastern Australia in southeast Queensland and New South Wales, with one species in the Macdonnell Ranges of Northern Territory and three in southern Western...
- MagnoliaMagnoliaMagnolia is a large genus of about 210 flowering plant species in the subfamily Magnolioideae of the family Magnoliaceae. It is named after French botanist Pierre Magnol....
- MahoniaMahoniaMahonia is a genus of about 70 species of evergreen shrubs in the family Berberidaceae, native to eastern Asia, the Himalaya, North America and Central America. They are closely related to the genus Berberis. Botanists disagree on the acceptability of the genus name Mahonia...
- MaianthemumMaianthemumMaianthemum is a genus of about 30 species of rhizomatous herbaceous plants native to the understory of woodlands in North and Central America, northern Europe, northern and eastern Asia, and the Himalayas...
(May lily) - MaihueniaMaihueniaMaihuenia is a genus of cactus and the sole genus of the subfamily Maihuenioideae, which is the smallest subfamily of the Cactaceae. The genus comprises 2 cushion-forming, mucilaginous species. They are found at high elevation habitats of Andean Argentina and Chile....
- MalcolmiaMalcolmiaMalcolmia is a genus of flowering plants from the family Brassicaceae. Species from this genus are native to Europe and Africa.Several species are cultivated for their flowers, including Virginian stock .Species include:...
- MalephoraMalephoraMalephora is a genus of succulent plants in the ice plant family. There are 13 to 17 species in the genus, many of which are known commonly as mesembs. They are native to Africa....
- MalopeMalopeMalope is a genus of three species ) in the mallow botanical family . Of the three species, Malope trifida is often used as an ornamental plant .-Species:*Malope anatolica Huber-Mor.*Malope trifida Cav.*Malope malacoides L....
- MalpighiaMalpighiaMalpighia is a genus of flowering plants in the nance family, Malpighiaceae. It contains about 45 species of shrubs or small trees, all of which are native to the American tropics. The generic name honours Marcello Malpighi, a 17th century Italian physician and botanist. The species grow to tall,...
- MalusMalusMalus , the apples, are a genus of about 30–35 species of small deciduous trees or shrubs in the family Rosaceae. Other studies go as far as 55 species including the domesticated Orchard Apple, or Table apple as it was formerly called...
(appleAppleThe apple is the pomaceous fruit of the apple tree, species Malus domestica in the rose family . It is one of the most widely cultivated tree fruits, and the most widely known of the many members of genus Malus that are used by humans. Apple grow on small, deciduous trees that blossom in the spring...
, crabappleCrabappleCrabapple is a term used for several species of Malus in the family Rosaceae, which are characterized by small sour fruit resembling familiar table apples . They are usually small trees or shrubs....
) - MalvaMalvaMalva is a genus of about 25–30 species of herbaceous annual, biennial, and perennial plants in the family Malvaceae , one of several closely related genera in the family to bear the common English name mallow. The genus is widespread throughout the temperate, subtropical and tropical regions of...
(mallowMalvaMalva is a genus of about 25–30 species of herbaceous annual, biennial, and perennial plants in the family Malvaceae , one of several closely related genera in the family to bear the common English name mallow. The genus is widespread throughout the temperate, subtropical and tropical regions of...
) - Malvastrum
- MalvaviscusMalvaviscusMalvaviscus is a genus of flowering plants in the mallow family, Malvaceae. Common names for species in this genus include Turk's Cap Mallow, Wax Mallow, Sleeping Hibiscus, and Mazapan...
- Mammillaria
- MandevillaMandevillaMandevilla is a genus of plants belonging to the family Apocynaceae, the Periwinkle family. It consists of about 100 species, mostly tropical and subtropical flowering vines....
- MandragoraMandrágoraFor other uses see Mandragora .La Mandrágora was a Chilean Surrealist group "officially founded" on 12 July 1938 by Braulio Arenas , Teófilo Cid and Enrique Gómez Correa . The group had met in Talca and first started exchanging in 1932...
(mandrakeMandrake (plant)Mandrake is the common name for members of the plant genus Mandragora, particularly the species Mandragora officinarum, belonging to the nightshades family...
) - ManettiaManettiaManettia is a genus of about 80 species of lianas and twining herbs in the family Rubiaceae, native to tropical America.Selected species*Manettia cordifolia *Manettia luteorubra...
- ManglietiaManglietiaManglietia is a genus of plant in family Magnoliaceae. It contains the following species :* Manglietia aromatica, Dandy* Manglietia grandis, Hu & Cheng* Manglietia megaphylla, Hu & Cheng...
- MarantaMaranta (genus)Maranta, is a genus of evergreen low growing plants native to tropical areas such as Southwest Asia, and the West Indies. The genus is part of the Marantaceae family which also contains other genera such as Calathea and Stromanthe. Maranta was named for Bartolommeo Maranti, an Italian physician and...
- MargyricarpusMargyricarpusMargyricarpus pinnatus, commonly known as Pearlfruit, is an ornamental plant in the Rosaceae family, which is native to Southern America.-External links:*...
- MarrubiumMarrubiumMarrubium is a genus of about 40 species of flowering plants in the family Lamiaceae, native to temperate regions of Europe and Asia.Selected species*Marrubium alternidens*Marrubium alysson...
(horehound) - MarsileaMarsileaMarsilea is a genus of approximately 65 species of aquatic ferns of the family Marsileaceae.These small plants are of unusual appearance and do not resemble common ferns...
(pepperwortPepperwortLepidium latifolium, known by several common names including Broadleaved Pepperweed, Pepperwort, or Peppergrass, Dittander, Dittany, and Tall Whitetop, is a perennial plant that is a member of the mustard and cabbage family.This plant is native to southern Europe, Mediterranean countries and Asia...
) - MasdevalliaMasdevalliaMasdevallia, abbreviated Masd in horticultural trade, is a large genus of flowering plants of the Pleurothallidinae, a subtribe of the orchid family . There are over 500 species, grouped into several subgenera...
(an orchid genus) - Matteuccia
- MatthiolaMatthiolaMatthiola |R.Br.]]), or stock, is a genus of flowering plants named after Pietro Andrea Mattioli.A cool season annual or perennial. Flowers are singles or doubles in a wide array of colors, very sweet smelling, and often used in bouquets of cut flowers...
(stockMatthiolaMatthiola |R.Br.]]), or stock, is a genus of flowering plants named after Pietro Andrea Mattioli.A cool season annual or perennial. Flowers are singles or doubles in a wide array of colors, very sweet smelling, and often used in bouquets of cut flowers...
) - MaurandellaMaurandellaMaurandella is a genus of flowering plants in the plantain family, Plantaginaceae. It is sometimes included in Maurandya.-Selected species:...
- MaurandyaMaurandyaMaurandya is a genus of flowering plants in the plantain family, Plantaginaceae. Some authorities include in it Epixiphium and Maurandella.-Selected species:*Maurandya barclayana Lindl. – Mexican Viper...
- MaxillariaMaxillariaMaxillaria, abbreviated as Max in horticultural trade, is a large genus of orchids . This is a diverse genus, with very different morphological forms. Their characteristics can vary widely....
(an orchid genus) - MaytenusMaytenusMaytenus is a genus of flowering plants in the staff vine family, Celastraceae. Members of the genus are distributed throughout Central and South America, Southeast Asia, Micronesia and Australasia, the Indian Ocean and Africa...
- MazusMazusMazus is a genus of low-growing perennial plants in the lopseed family, Phrymaceae. Consisting of around 30 species, this genus is generally found in damp habitats in lowland or mountain regions of China, Japan, Southeast Asia, Australia and New Zealand....
- MeconopsisMeconopsisMeconopsis is a genus of flowering plants in the family Papaveraceae. The species have attractive flowers and have two distinct ranges. A single species, Meconopsis cambrica , is indigenous to England, Wales, Ireland, and the fringes of Western Europe. The other 40 or so species are found in the...
- MedicagoMedicagoMedicago is a genus of flowering plants, commonly known as medick or burclover. The name is based on Latin medica 'alfalfa, lucerne,' from 'Median .'...
(alfalfaAlfalfaAlfalfa is a flowering plant in the pea family Fabaceae cultivated as an important forage crop in the US, Canada, Argentina, France, Australia, the Middle East, South Africa, and many other countries. It is known as lucerne in the UK, France, Australia, South Africa and New Zealand, and known as...
) - MedinillaMedinillaMedinilla is a genus of about 150 species of flowering plants in the family Melastomataceae, native to tropical regions of the Old World from Africa east through Madagascar and southern Asia to the western Pacific Ocean islands. The genus was named after J. de Medinilla, governor of the Mariana...
- Meehania
- Megacodon
- MegaskepasmaMegaskepasmaMegaskepasma is a monotypic genus of plants containing the single species Megaskepasma erythrochlamys, known by the common name Brazilian red-cloak...
- MelaleucaMelaleucaMelaleuca is a genus of plants in the myrtle family Myrtaceae known for its natural soothing and cleansing properties. There are well over 200 recognised species, most of which are endemic to Australia...
(paperbark) - MelasphaerulaMelasphaerulaMelasphaerula is a genus of flowering plants in the family Iridaceae. The genus name is derived from the Greek words melas, meaning "black", and sphaerulos, meaning "small sphere"....
- MelastomaMelastomaMelastoma is a genus in the family Melastomataceae. It has about 50 species distributed around Southeast Asia, India, and Australia. It is undergoing taxonomic revision. Many species have been planted around the world for the aesthetic value of their bright purple flowers...
- Melia
- MelianthusMelianthusMelianthus is a genus of plants and shrubs native to South Africa, but much propagated in gardens world wide.-External links:*...
- MelicaMelicaMelica is a genus of perennial grasses known generally as melic or melic grass. They are found in most temperate regions of the world. They are clumping grasses with long, erect stems bearing spikelets of papery grass flowers...
(melic) - MelicytusMelicytusMelicytus is a genus of plant in family Violaceae.Species include:* Melicytus crassifolius – Thick-leaved Mahoe* Melicytus dentatus – Tree Violet* Melicytus drucei* Melicytus flexuosus B.P.J.Molloy & A.P.Druce...
- MelinisMelinisMelinis is a genus of grass in the Poaceae family.- Selected species :M. affinis MezM. ambigua Hack.M. angolensis RendleM. arenaria Hack.M. argentea MezM. ascendens MezM. bachmannii Mez...
- MeliosmaMeliosmaMeliosma is a genus of flowering plants in the family Sabiaceae, native to tropical to warm temperate regions of southern and eastern Asia and the Americas. It is traditionally considered to contain about 100 species; some botanists take a much more conservative view accepting only 20-25 species as...
- MelissaMelissa (plant)Melissa is a genus of five species of perennial herbs native to Europe and Asia. The name Melissa is derived from a Greek word meaning bee, owing to the abundance of nectar in the flowers which attracts bees. The stems are square, like most other plants in the mint family...
(balmMelissa (plant)Melissa is a genus of five species of perennial herbs native to Europe and Asia. The name Melissa is derived from a Greek word meaning bee, owing to the abundance of nectar in the flowers which attracts bees. The stems are square, like most other plants in the mint family...
) - Melittis (Bastard Balm)
- MelocactusMelocactusMelocactus is a genus of cactus with about 40 species. They are native to the Caribbean, northern South America, with some species along the Andes down to southern Peru, and a concentration of species in northeastern Brazil....
- MenispermumMenispermumMenispermum is a small genus of deciduous climbing woody vines in the moonseed family . Plants in this genus have small dioecious flowers, and clusters of small grape-like drupes. The name, moonseed , comes from the shape of the seed, which resembles a crescent moon...
(moonseed) - MenthaMenthaMentha is a genus of flowering plants in the family Lamiaceae . The species are not clearly distinct and estimates of the number of species varies from 13 to 18. Hybridization between some of the species occurs naturally...
(mint) - MentzeliaMentzeliaMentzelia is a genus of about 60-70 species of flowering plants in the family Loasaceae, native to the Americas. The genus comprises annual, biennial, and perennial herbaceous plants and a few shrubs....
(starflower) - MenyanthesMenyanthesMenyanthes is a monotypic genus of flowering plant in the family Menyanthaceae containing the single species Menyanthes trifoliata...
- MenziesiaMenziesiaMenziesia is a genus of flowering plant in the family Ericaceae.Species include:* Menziesia ciliicalyx* Menziesia ferruginea - False azalea or Fool's huckleberry* Menziesia multiflora...
- Merendera
- MerremiaMerremiaMerremia is a genus of flowering plants in the morning glory family, Convolvulaceae. Members of the genus are commonly known as woodroses.-Selected species:-Formerly placed here:...
- MertensiaMertensiaMertensia is a genus of about 40 species of perennial herbaceous plants with bell-shaped blue flowers opening from pink-tinged buds. This is one of several plants commonly called bluebell.The genus is named after the German botanist Franz Carl Mertens....
- Mespilus
- MetasequoiaMetasequoiaMetasequoia is a fast-growing, deciduous tree, and the sole living species, Metasequoia glyptostroboides, is one of three species of conifers known as redwoods. It is native to the Sichuan-Hubei region of China. Although the least tall of the redwoods, it grows to at least 200 feet in height...
(dawn redwood) - MetrosiderosMetrosiderosMetrosideros is a genus of approximately 50 trees, shrubs, and vines native to the islands of the Pacific Ocean, from the Philippines to New Zealand and including the Bonin Islands, Polynesia, and Melanesia, with an anomalous outlier in South Africa. Most of the tree forms are small, but some are...
- Meum
- MexicoaMexicoaMexicoa is a genus of flowering plants from the orchid family, Orchidaceae.- References :*Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. . Genera Orchidacearum 1. Oxford Univ. Press....
- Michauxia
- MicheliaMicheliaMichelia is a genus of flowering plants belonging to the Magnolia family . The genus includes about 50 species of evergreen trees and shrubs, native to tropical and subtropical south and southeast Asia , including southern China.-Description:The Magnoliaceae are an ancient family; fossil plants...
- MicrobiotaMicrobiotaMicrobiota is a monotypic] genus of evergreen coniferous shrub in the cypress family Cupressaceae, containing only one species, Microbiota decussata...
- MicrocachrysMicrocachrysMicrocachrys tetragona is a species of dioecious conifers belonging to the podocarp family . It is the sole species of the genus Microcachrys. The plant originates from western Tasmania, where it is a low shrub growing to 1 m tall at high altitudes...
- Microlepia
- MicromeriaMicromeriaMicromeria is a genus of flowering plant in the Lamiaceae family.It contains the following species:* Micromeria fruticosa* Micromeria nervosa* Micromeria remota* Micromeria thymifolia...
- MikaniaMikaniaMikania is a genus of about 450 species in the family of Asteraceae.The name honors the Czech botanist Johann Christian Mikan. Members of the genus are stem twiners and lianas and are common in the neotropical flora. Mikania originates from South America...
- MiliumMilium (genus)Milium is a genus of grass in the Poaceae family.-Species:There are at least five unique Milium species:* Milium effusum * Milium pedicellare * Milium schmidtianum * Milium transcaucasicum...
- MillaMillaMilla is a genus of plant belonging to the family Asparagaceae, subfamily Brodiaeoideae, and contains the following species of plants.* Milla biflora, Mexican star...
- MillettiaMillettiaMillettia is a genus of legume in the Fabaceae family.It consists of about 150 species, which are distributed in the tropical and subtropical regions of the world.-Species:Species include:* Millettia aurea*Millettia brandisiana...
- MiltoniaMiltoniaMiltonia, abbreviated Milt. in the horticultural trade, is an orchid genus formed by nine epiphyte species and eight natural hybrids inhabitants of the Brazilian Atlantic Forest, one species reaching the northeast of Argentina and east of Paraguay. This genus was established by John Lindley in...
(an orchid genus) - MiltoniopsisMiltoniopsisMiltoniopsis, abbreviated Mltnps in horticultural trade, is a genus of orchids. It consists of 6 species, native to Costa Rica, Panama, Venezuela, Ecuador, and Colombia. They are named after Lord Fitzwilliam Milton, an English orchid enthusiast....
(pansy orchid) - MimetesMimetesMimetes is a genus of plants in the large family Proteaceae. This genus, as with other proteas, is popular with nectivorous birds such as the Cape Sugarbird and several sunbird species.It contains the following species :...
- MimosaMimosaMimosa is a genus of about 400 species of herbs and shrubs, in the subfamily Mimosoideae of the legume family Fabaceae. The generic name is derived from the Greek word μιμος , meaning "mimic."...
(mimosa, or sensitive plant) - MimulusMimulusMimulus is a diverse plant genus, the monkey-flowers and musk-flowers. The about 150 species are currently placed in the family Phrymaceae. The genus has traditionally been placed in Scrophulariaceae. The removal of Mimulus from that family has been supported by studies of chloroplast DNA first...
(monkey flower) - MirabilisMirabilis (plant)Mirabilis is a genus of plants in the family Nyctaginaceae known as the four o'clocks. The best known species may be Mirabilis jalapa, the plant most commonly called four o'clock....
- MiscanthusMiscanthusMiscanthus is a genus of about 15 species of perennial grasses native to subtropical and tropical regions of Africa and southern Asia, with one species Miscanthus is a genus of about 15 species of perennial grasses native to subtropical and tropical regions of Africa and southern Asia, with one...
- MitchellaMitchellaMitchella is a small genus from the family Rubiaceae, native to the Americas and eastern Asia.The genus Mitchella L., was named by Carl Linnaeus after his friend John Mitchell , an English physician who lived in America and gave Linnaeus much valuable information on American flora.It consists of a...
(partridge berryMitchellaMitchella is a small genus from the family Rubiaceae, native to the Americas and eastern Asia.The genus Mitchella L., was named by Carl Linnaeus after his friend John Mitchell , an English physician who lived in America and gave Linnaeus much valuable information on American flora.It consists of a...
) - MitellaMitellaMitella is a genus of flowering plants known as miterworts or bishop's caps. Mitella species are native to temperate and arctic North America and Asia.-Description:...
- MitrariaMitrariaMitraria is a genus of flowering plants in the family Gesneriaceae, comprising the sole species M. coccinea ....
- MoliniaMoliniaMolinia is a genus of two species of grasses. The genus is named after Juan Ignacio Molina, a 19th century naturalist and scientist from Chile.Species*Molinia caerulea . Northern Europe and Asia....
- Moltkia
- MoluccellaMoluccellaMoluccella is a genus of four species of annual and short-lived perennial plants native to northwestern India to the Mediterranean. They are tall, upright, branched plants to 1 meter or more with toothed leaves and small white fragrant flowers.Species...
- Monadenium
- MonanthesMonanthesMonanthes is a genus of small, succulent, subtropical plants of the Crassulaceae family. The about ten species are mostly endemic to the Canary Islands and Salvage Islands, with some found on Madeira. Its center of diversity is Tenerife, with seven species occurring on this island. On...
- MonardaMonardaMonarda is a genus consisting of roughly 16 species of erect, herbaceous, annual or perennial plants in the family Lamiaceae. The genus is endemic to North America. Ranging in height from 1 to 3 feet , the plants have an equal spread, with slender and long-tapering leaves...
(bee balm) - MonardellaMonardellaMonardella is a genus of 28 species of annual and perennial plants native to western North America. They are grown for their highly aromatic foliage, which in some species is used for herbal teas...
- MonsteraMonsteraMonstera is a genus of about 60 species of flowering plants in the family Araceae, native to tropical regions of the Americas. The genus is named from the Latin word for "monstrous" or "abnormal", the members of the genus are distinguished by their unusual leaves with natural holes.They are herbs...
- MoraeaMoraeaMoraea is a genus of plants in the family Iridaceae. The genus name is a tribute to the English botanist Robert Moore.The technical botanical material in this entry is abstracted largely from “The Genera of Southern African Flowering Plants”-Description:...
- MorinaMorina----Morina is a genus of the angiosperm family Morinaceae. It is the provincial flower of the Khyber Pakhtunkhwa province of Pakistan. Morina is named in honor of Louis-Pierre Morin , a french physician and botanist....
- Morisia
- Morus (plant) (Mulberry)
- MucunaMucunaMucuna is a genus of around 100 accepted species of climbing vines and shrubs of the family Fabaceae, found worldwide in the woodlands of tropical areas....
- MuehlenbeckiaMuehlenbeckiaMuehlenbeckia or the Maidenhair genus is native to the southern hemisphere, especially South America, Papua New Guinea, Australia and New Zealand and has been introduced both by birds and cultivation to temperate locales north of the equator. Some are tiny alpine mat-forming plants whereas others...
- MukdeniaMukdeniaMukdenia is a genus of plants in the saxifrage family, Saxifragaceae, consisting of 2 species. They are native to woodland areas of east Asia and Japan....
- Musa (bananaBananaBanana is the common name for herbaceous plants of the genus Musa and for the fruit they produce. Bananas come in a variety of sizes and colors when ripe, including yellow, purple, and red....
, plantainPlantainPlantain is the common name for herbaceous plants of the genus Musa. The fruit they produce is generally used for cooking, in contrast to the soft, sweet banana...
) - Muscari (grape hyacinthGrape hyacinthMuscari is a genus of perennial bulbous plants native to Eurasia that produce spikes of dense, most commonly blue, urn-shaped flowers resembling bunches of grapes in the spring. The common name for the genus is Grape Hyacinth . Another common name is Baby's Breath...
) - Mussaenda
- MutisiaMutisiaMutisia is a genus of flowering plant in the Asteraceae family.- Selected species :* Mutisia acerosa Poepp. ex Less. * Mutisia acuminata Ruiz & Pav. * Mutisia alata Hieron. * Mutisia andersonii Sodiro ex Hieron....
- MyoporumMyoporumMyoporum is a genus of flowering plants in the figwort family, Scrophulariaceae . There are about 32 species within the genus, which is spread from Mauritius, across Australia to the Pacific Islands and up to China....
- MyosotidiumMyosotidiumMyosotidium is a genus of plants belonging to the family Boraginaceae. This genus is represented by the single species Myosotidium hortensia, the Chatham Islands forget-me-not, which is endemic to the Chatham Islands, New Zealand....
- Myosotis (forget-me-notForget-me-notMyosotis is a genus of flowering plants in the family Boraginaceae that are commonly called Forget-me-nots. Its common name was calqued from the French, "ne m'oubliez pas" and first used in English in c. 1532. Similar names and variations are found in many languages.-Description:There are...
) - MyricaMyricaMyrica is a genus of about 35–50 species of small trees and shrubs in the family Myricaceae, order Fagales. The genus has a wide distribution, including Africa, Asia, Europe, North America and South America, and missing only from Australasia...
- MyriophyllumMyriophyllumMyriophyllum is a genus of about 69 species of freshwater aquatic plants, with a cosmopolitan distribution. The center of diversity for Myriophyllum is Australia with 43 recognized species...
(milfoilMyriophyllumMyriophyllum is a genus of about 69 species of freshwater aquatic plants, with a cosmopolitan distribution. The center of diversity for Myriophyllum is Australia with 43 recognized species...
) - Myrrhis (sweet cicelyCicelyCicely or Sweet Cicely is a plant belonging to the family Apiaceae, native to Central Europe; it is the sole species in the genus Myrrhis. It is a tall herbaceous perennial plant, depending on circumstances growing to 2 m [6 ft 6 in] tall. The leaves are finely divided, feathery, up to 50 cm...
) - MyrsineMyrsineMyrsine is a genus of flowering plants, the nominate genus of the family Myrsinaceae. It is found nearly worldwide, primarily in tropical and subtropical areas...
- MyrteolaMyrteolaMyrteola is a plant genus of South American origin. It is a small genus with about 12 species; of these species, the best known is the Paramo of Chingaza....
- MyrtillocactusMyrtillocactusMyrtillocactus is a genus of cacti. The genus is found from Mexico to Guatemala. The genus is best known with Myrtillocactus geometrizans.The genus Myrtillocereus Fric & Kreuz. Myrtillocactus (from Latin, "blueberry cactus") is a genus of cacti. The genus is found from Mexico to Guatemala. The...
- Myrtus (myrtle)
N
- NandinaNandina-Description:Nandina domestica commonly known as nandina, heavenly bamboo or sacred bamboo, is a suckering shrub in the Barberry family, Berberidaceae. It is a monotypic genus, with this species as its only member. It is native to eastern Asia from the Himalaya east to Japan.Despite the common...
(heavenly bamboo) - Narcissus (daffodil)
- Nasturtium (watercressWatercressWatercresses are fast-growing, aquatic or semi-aquatic, perennial plants native from Europe to central Asia, and one of the oldest known leaf vegetables consumed by human beings...
) - NautilocalyxNautilocalyxNautilocalyx is a genus of plant in family Gesneriaceae. It contains the following species :* Nautilocalyx biserrulatus* Nautilocalyx bracteatus* Nautilocalyx bullatus Sprague...
- Nectaroscordium
- Neillia
- NelumboNelumboNelumbo is a genus of aquatic plants with large, showy flowers resembling water lilies, commonly known as lotus. The generic name is derived from the Sinhalese word Nelum. There are only two known living species in the genus. The sacred lotus is native to Asia, and is the better known of the two...
(lotus) - NematanthusNematanthusNematanthus is a genus of flowering plants of the family Gesneriaceae. Compared to other gesneriads, Nematanthus has leaves that are small, succulent, and hard-surfaced...
- NemesiaNemesia (plant)Nemesia is a genus of annuals, perennials and sub-shrubs which are native to Africa. A range of hybrids of species in this genus are commonly cultivated.Species include:...
- Nemopanthus (mountain hollyMountain HollyIlex mucronata is a species of holly native to eastern North America, from Newfoundland west to Minnesota, and south to Maryland and West Virginia.-Taxonomy:...
) - NemophilaNemophilaNemophila is a genus found in the flowering plant family Hydrophyllaceae.Most of the species in Nemophila contain the phrase "baby blue-eyes" in their common names. N. menziesii has the common name of "Baby blue-eyes". N. parviflora is called the "Smallflower baby blue-eyes" and N. spatulata is...
- NeobuxbaumiaNeobuxbaumiaNeobuxbaumia is a genus of cacti.-Synonymy:The genera Pseudomitrocereus Bravo & Buxb. and Rooksbya Backeb. have been brought into synonymy with this genus....
- NeolitseaNeolitseaNeolitsea is a genus of 80 species of evergreen shrub and small tree in the laurel family Lauraceae. They range from tropical Asia, Malesia to Australia...
- NeolloydiaNeolloydiaNeolloydia is a genus of cacti. The genus is uniquely found in the dry scrub areas of southern Texas and the Chihuahua Desert of Northeast Mexico.-Taxonomy:...
- NeomaricaNeomaricaNeomarica is a genus of 16 species of plants in family Iridaceae, native to tropical regions of western Africa, and Central and South America, with the highest diversity in Brazil...
- NeoporteriaEriosyceEriosyce is a genus of cacti native to Chile.-Synonymy:The following genera have been brought into synonymy with Eriosyce:*Ceratistes Labour. *Chileniopsis Backeb.*Chileocactus Fric...
- NeoregeliaNeoregeliaNeoregelia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is for Eduard August von Regel, director of St. Petersburg Botanic Gardens in Russia ....
- NepenthesNepenthesThe Nepenthes , popularly known as tropical pitcher plants or monkey cups, are a genus of carnivorous plants in the monotypic family Nepenthaceae. The genus comprises roughly 130 species, numerous natural and many cultivated hybrids...
(pitcher plantPitcher plantPitcher plants are carnivorous plants whose prey-trapping mechanism features a deep cavity filled with liquid known as a pitfall trap. It has been widely assumed that the various sorts of pitfall trap evolved from rolled leaves, with selection pressure favouring more deeply cupped leaves over...
) - NepetaNepetaNepeta is a genus of about 250 species of flowering plants in the family Lamiaceae. The members of this group are known as catnip or catmint because of their effect on cats—the nepetalactone contained in nepeta binds to the olfactory receptors of cats, typically resulting in temporary euphoria...
(catmint) - NephrolepisNephrolepisNephrolepis is a genus of about 30 species of ferns in the family Nephrolepidaceae or Lomariopsidaceae .-Selected species:* Nephrolepis biserrata Schott. Nephrolepis is a genus of about 30 species of ferns in the family Nephrolepidaceae or Lomariopsidaceae (included in Davalliaceae in some...
- NerineNerineNerine is a genus of plants belonging to the Amaryllidaceae family, subfamily Amaryllidoideae Native to South Africa, there are about 30 different species in the genus. Nerine have been widely cultivated and much hybridized and are now spread world wide....
- Nerium (oleanderOleanderNerium oleander is an evergreen shrub or small tree in the dogbane family Apocynaceae, toxic in all its parts. It is the only species currently classified in the genus Nerium. It is most commonly known as oleander, from its superficial resemblance to the unrelated olive Olea, but has many other...
) - NerteraNerteraNertera is a genus of about 15 species of flowering plants in the family Rubiaceae, native to the Southern Hemisphere, in South America and Australasia, with one species extending into the Northern Hemisphere in Central America and eastern Asia. The name derives from the Greek word nerteros,...
- Nicandra
- NicotianaNicotianaNicotiana is a genus of herbs and shrubs of the nightshade family indigenous to North and South America, Australia, south west Africa and the South Pacific. Various Nicotiana species, commonly referred to as tobacco plants, are cultivated and grown to produce tobacco. Of all Nicotiana species,...
(tobaccoTobaccoTobacco is an agricultural product processed from the leaves of plants in the genus Nicotiana. It can be consumed, used as a pesticide and, in the form of nicotine tartrate, used in some medicines...
) - NidulariumNidulariumNidularium is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. Named to describe the nestling characteristic of the inflorescence , they are endemic to Brazil. Commonly confused with Neoregelia which they resemble, this plant group was first described in 1854.-Species:*...
- NierembergiaNierembergiaNierembergia is a genus of plants in the Nightshade family. It is named after the Spanish Jesuit and mystic Juan Eusebio Nieremberg .-Species:* Nierembergia rivularis* Nierembergia scoparia...
- NigellaNigellaNigella is a genus of about 14 species of annual plants in the family Ranunculaceae, native to southern Europe, north Africa, south and southwest Asia. Common names applied to members of this genus are devil-in-a-bush or love in a mist....
- NipponanthemumNipponanthemumNipponanthemum is a genus of flowering plants in the daisy family. It includes the species Nipponanthemum nipponicum, knowns as the Nippon Daisy or Montauk Daisy....
- NolanaNolanaNolana is a genus of hard annual or perennial plants in the Nightshade family, which is native of costal areas in Chile and Peru.-Classification:...
- NomocharisNomocharisNomocharis is a genus of the family Liliaceae. It consists of about 7 species native to montane regions of western China, Myanmar, and northern India. They are similar to Lilium, with one of the more obvious differences being the flowers being more shallow or sometimes flat....
- Nopalxochia
- NothofagusNothofagusNothofagus, also known as the southern beeches, is a genus of 35 species of trees and shrubs native to the temperate oceanic to tropical Southern Hemisphere in southern South America and Australasia...
(southern beech) - NotholirionNotholirionNotholirion is a small genus of bulbous plants, with six species found from Afghanistan to western China. It is closely related to Lilium, but each bulb only flowers once, and then dies after producing offsets. The bulb is covered by a tunic...
- NothoscordumNothoscordumNothoscordum is a genus in the flowering plant family Amaryllidaceae, subfamily Allioideae. It is probably paraphyletic.-Species:According to the World Checklist of Selected Plant Families , the family contains the following species:...
(false garlic) - NotospartiumNotospartiumNotospartium is a genus of legume in the Fabaceae family. It contains the following species:* Notospartium carmichaeliae* Notospartium glabrescens* Notospartium torulosum...
- NupharNupharNuphar is genus of aquatic plants in the family Nymphaeaceae, with a temperate to subarctic Northern Hemisphere distribution. Common names include water-lily , pond-lily, and spatterdock .A total of eight species and three hybrids are currently accepted in the genus...
(spatterdock) - Nymania
- NymphaeaNymphaeaNymphaea is a genus of aquatic plants in the family Nymphaeaceae. There are about 50 species in the genus, which has a cosmopolitan distribution.-Name:The common name, shared with some other genera in the same family, is Water Lily....
(waterlily) - NymphoidesNymphoidesNymphoides is a genus of aquatic flowering plants in the family Menyanthaceae. The genus name refers to their resemblance to the water lily Nymphaea. Nymphoides are aquatic plants with submerged roots and floating leaves that hold the small flowers above the water surface. Flowers are sympetalous,...
(floating heart) - NyssaTupeloThe tupelo , black gum, or pepperidge tree, genus Nyssa , is a small genus of about 9 to 11 species of trees with alternate, simple leaves...
(tupeloTupeloThe tupelo , black gum, or pepperidge tree, genus Nyssa , is a small genus of about 9 to 11 species of trees with alternate, simple leaves...
)
O
- Obregonia
- OchagaviaOchagaviaOchagavia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus is named for Sylvestris Ochagavia, Chilean minister of education. Endemic to southern and central Chile, this genus is represented by four described species....
- OchnaOchnaOchna is a genus comprising 86 species of evergreen trees, shrubs and shrublets belonging to the family Ochnaceae. These species are native to tropical woodlands of Africa or Asia. Species of this genus are usually called Ochnas or Mickey-mouse plants, a name coming from the shape of the drupelet...
- OcimumOcimumOcimum is a genus of about 35 species of aromatic annual and perennial herbs and shrubs in the family Lamiaceae, mostly native to the tropical and warm temperate regions of the Old World.Some species include:...
- Odontioda (hybrid orchid genus)
- OdontocidiumOdontocidiumOdontocidium, abbreviated as Odcdm. in the horticultural trade, is the nothogenus comprising intergeneric hybrids of the two orchid genera Odontoglossum and Oncidium . Many orchids formerly classified as Colmanara have been reclassified as Odontocidium by the American Orchid Society....
(hybrid orchid genus) - OdontoglossumOdontoglossumOdontoglossum, first named in 1816 by Karl Sigismund Kunth, is a genus of about 100 orchids. The scientific name is derived from the Greek words odon and glossa , referring to the two tooth-like calluses on the base of the lip...
(an orchid genus) - OdontonemaOdontonemaOdontonema is a genus of flowering plants in the bear's breeches family, Acanthaceae.-Selected species:* Odontonema brevipes Urb.* Odontonema callistachyum Odontonema is a genus of flowering plants in the bear's breeches family, Acanthaceae.-Selected species:* Odontonema brevipes Urb.* Odontonema...
- OdontoniaOdontonia× Odontonia, abbreviated as Odtna. in the horticultural trade, is the nothogenus for intergeneric orchid hybrids including the two orchid genera Miltonia and Odontoglossum ....
(hybrid orchid genus) - Oemleria
- Oenanthe (water dropwortWater dropwortThe water dropworts, Oenanthe , are a genus of plants in the family Apiaceae. Most of the species grow in damp ground, in marshes or in water....
) - OenotheraOenotheraOenothera is a Genus of about 125 species of annual, biennial and perennial herbaceous flowering plants, native to North and South America. It is the type genus of the family Onagraceae, the Evening Primrose Family. Common names include evening-primrose, suncups, and sundrops.The species vary in...
(evening primroseEvening PrimroseEvening Primrose is a musical with a book by James Goldman and lyrics and music by Stephen Sondheim. It is based on a John Collier short story published in the 1951 collection Fancies and Goodnights....
, sundrops) - OleaOleaOlea is a genus of about 40 species in the family Oleaceae, native to warm temperate and tropical regions of southern Europe, Africa, southern Asia and Australasia. They are evergreen trees and shrubs, with small, opposite, entire leaves...
(oliveOliveThe olive , Olea europaea), is a species of a small tree in the family Oleaceae, native to the coastal areas of the eastern Mediterranean Basin as well as northern Iran at the south end of the Caspian Sea.Its fruit, also called the olive, is of major agricultural importance in the...
) - OleariaOleariaOlearia is a genus of flowering plants belonging to the family Asteraceae. There are about 130 different species within the genus found mostly in Australia, New Guinea and New Zealand...
(daisy bushOleariaOlearia is a genus of flowering plants belonging to the family Asteraceae. There are about 130 different species within the genus found mostly in Australia, New Guinea and New Zealand...
) - Olneya
- OlsyniumOlsyniumOlsynium is a genus of 12 species of summer-dormant rhizomatous perennials in the iris family, native to sunny hillsides in South America and western North America.-Description:...
- OmphalodesOmphalodesOmphalodes is a genus of flowering plants in the family Boraginaceae.The genus is widely distributed on the Northern Hemisphere, with some species in North America, and many species in East-Asia and the Meditteranean.Some species:...
(navelwort) - Omphalogramma
- OncidiumOncidiumOncidium, abbreviated as Onc. in the horticultural trade, is a genus that contains about 330 species of orchids from the subtribe Oncidiinae of the orchid family . This is a complex, difficult genus, with many species being reclassified...
(an orchid genus) - Onoclea
- OnonisOnonisOnonis is a large genus of perennial herbs and shrubs from the legume family Fabaceae. The members of this genus are often called restharrows as some species are arable weeds whose tough stems would stop the harrow...
(restharrow) - OnopordumOnopordumOnopordum L. is a genus of about 40 species of thistles belonging to the family Asteraceae, native to Europe , northern Africa, the Canary Islands, the Caucasus, and southwest and central Asia...
- OnosmaOnosmaOnosma is a genus of plants that grow biennially or perennially. The group consists of about 80 species that grow in the Mediterranean and West Asia. All of the species grow in dry or moist and sunny habitats. The various species are popular as rock garden plants....
- Oophytum
- OphiopogonOphiopogonOphiopogon is a genus of herbaceous perennial plants with about 65 species, native to warm temperate to tropical east, southeast, and south Asia. The name of the genus is derived from Greek Όφις ophis, "snake", and πόγὦν pogon, "beard", most probably referring to its leaves and its tuffed growth...
(lilyturfLilyturfLilyturf is a name used in the United States to refer to a group of low growing, grass-like perennials that are often used in landscaping for ground cover. The name may be applied to species of both the genus Liriope, and to the related genus Ophiopogon...
) - OphrysOphrysThe genus Ophrys is a large group of orchids from the alliance Orchis in the subtribe Orchidinae. There are many natural hybrids. The type species is Ophrys insectifera L.1753...
(an orchid genus) - Ophthalmophyllum
- OplismenusOplismenusOplismenus is a small genus of annual or perennial grasses found in tropical Asia and extending down through South East Asia into Australia. Scholz, who studied the genus throughout the world, recognized nine species and 18 infraspecific taxa. An English translation of her work is available at...
- OpuntiaOpuntiaOpuntia, also known as nopales or paddle cactus , is a genus in the cactus family, Cactaceae.Currently, only prickly pears are included in this genus of about 200 species distributed throughout most of the Americas. Chollas are now separated into the genus Cylindropuntia, which some still consider...
(prickly pearOpuntiaOpuntia, also known as nopales or paddle cactus , is a genus in the cactus family, Cactaceae.Currently, only prickly pears are included in this genus of about 200 species distributed throughout most of the Americas. Chollas are now separated into the genus Cylindropuntia, which some still consider...
s, chollaCylindropuntiaCylindropuntia is a genus of cacti , containing the chollas. They were formerly treated as a subgenus of Opuntia but have now been separated based on their cylindrical stems and the presence of papery epidermal sheaths on the spines...
s and many other cactus species) - Orbea
- Orbeopsis
- OrchisOrchisOrchis is a genus in the orchid family . This genus gets its name from the Ancient Greek ὄρχις orchis, meaning "testicle", from the appearance of the paired subterranean tuberoids....
(an orchid genus) - OreocereusOreocereusOreocereus is a genus of cacti , known only from high altitudes of the Andes. Its name was formed from Greek and means "mountain cereus".-Synonymy:The following genera have been included in this genus:*Arequipa Britton & Rose...
- OriganumOriganumOriganum is a genus of about 20 species of aromatic herbs in the family Lamiaceae, native to the Mediterranean region east to eastern Asia...
(marjoramMarjoramMarjoram is a somewhat cold-sensitive perennial herb or undershrub with sweet pine and citrus flavours...
, oreganoOreganoOregano – scientifically named Origanum vulgare by Carolus Linnaeus – is a common species of Origanum, a genus of the mint family . It is native to warm-temperate western and southwestern Eurasia and the Mediterranean region.Oregano is a perennial herb, growing from 20–80 cm tall,...
) - Orixa
- Ornithogalum
- OrnithophoraOrnithophoraOrnithophora is a genus of flowering plants from the orchid family, Orchidaceae.- References :*Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. . Genera Orchidacearum 1. Oxford Univ. Press....
- OrontiumOrontiumOrontium is a monotypic genus of flowering plants in the Araceae family. The single species in the genus is Orontium aquaticum. This species is endemic to eastern North America and is found growing in ponds, streams, and shallow lakes. It prefers an acidic environment. The leaves are pointed and...
(golden club) - Orostachys
- OroyaOroyaOroya is a genus of cacti , originating from Peru....
- Ortegocactus
- OrthophytumOrthophytumOrthophytum is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae.-Species:* Orthophytum albopictum Philcox* Orthophytum alvimii W. Weber...
- OrthrosanthusOrthrosanthusOrthrosanthus is a genus of flowering plants in the family Iridaceae. It can be seen in Australia, Central and South America. The genus name is derived from the Greek words orthros, meaning "morning", and anthos, meaning "flower".Species include:...
- Orychophragmus
- OryzaOryzaOryza is a genus of seven to twenty species of grasses in the tribe Oryzeae, within the subfamily Bambusoideae, native to tropical and subtropical regions of Asia, Northern Australia and Africa...
(riceRiceRice is the seed of the monocot plants Oryza sativa or Oryza glaberrima . As a cereal grain, it is the most important staple food for a large part of the world's human population, especially in East Asia, Southeast Asia, South Asia, the Middle East, and the West Indies...
) - OsbeckiaOsbeckiaOsbeckia is a genus of plants in the family Melastomataceae. It was named by Carolus Linnaeus for the Swedish explorer and naturalist Pehr Osbeck .-Dsitribution:...
- OsmanthusOsmanthusOsmanthus is a genus of about 30 species of flowering plants in the family Oleaceae, mostly native to warm temperate Asia but one species occurring in North America . It is sometimes included in Nestegis.They range in size from shrubs to small trees, 2-12 m tall...
- Osmarea
- Osmaronia
- OsmundaOsmundaOsmunda is a genus of primarily temperate-zone ferns of family Osmundaceae. Five to ten species have been listed for this genus.The species have completely dimorphic fronds or pinnae , green photosynthetic sterile fronds, and non-photosynthetic spore-bearing fertile pinnae, with large, naked...
(royal fernRoyal fernOsmunda regalis, the Old World Royal fern, is a species of Osmunda, native to Europe, Africa, and Asia, growing in woodland bogs. The species is sometimes known as flowering fern due to the appearance of its fertile fronds.-Description:...
) - OsteomelesOsteomelesOsteomeles is a genus of flowering plants in the rose family, Rosaceae. They are native to several areas around the Pacific Rim. The fruits of all species in this genus are edible.- Selected species :...
- OsteospermumOsteospermumOsteospermum is a genus belonging to the Calenduleae, one of the smaller tribes of the sunflower family .Osteospermum used to belong to the genus Dimorphotheca, but only the annual species remain in that genus; the perennials belong to Osteospermum. The genus Osteospermum is also closely related...
- Ostrowskia (giant bellflowerGiant bellflowerGiant bellflower is a species of bellflower.Grows easily even in partial to full shade. Hardy in zone 5. Reseeds. Wait until the seed heads are dark brown and then open them and spread them around. Perennial. Withstands drought quite well....
) - OstryaOstryaOstrya is a genus of eight to ten small deciduous trees belonging to the birch family Betulaceae. Its common name is Hophornbeam in American English and Hop-hornbeam in British English. It may also be called ironwood, a name shared with a number of other plants.The genus is native in southern...
- OthonnaOthonnaOthonna is a genus of evergreen or deciduous geophytes, dwarf succulents or shrubs belonging to the sunflower family Asteraceae. The genus includes more than 100 species concentrated in the Western Cape of South Africa and southern Namibia. A few species occur in summer rainfall parts of southern...
- Ourisia
- OxalisOxalisOxalis is by far the largest genus in the wood-sorrel family Oxalidaceae: of the approximately 900 known species in the Oxalidaceae, 800 belong here...
(shamrockShamrockThe shamrock is a three-leafed old white clover. It is known as a symbol of Ireland. The name shamrock is derived from Irish , which is the diminutive version of the Irish word for clover ....
, sorrelSorrelCommon sorrel or garden sorrel , often simply called sorrel, is a perennial herb that is cultivated as a garden herb or leaf vegetable...
) - Oxydendrum
- OzothamnusOzothamnusOzothamnus is a genus of plants found in Australia, New Zealand and New Caledonia.There are 53 species , including the following:*Ozothamnus adnatus - Winged Everlasting*Ozothamnus alpinus - Alpine Everlasting...
P
- PachistimaPachistimaPachistima, nicknamed cliff-green or mountain lover, is a genus of flowering plants in the family Celastraceae, related to Euonymus. Canby pachistima looks similar to Pachysandra, but they are not related....
- PachycereusPachycereusPachycereus is a genus of 9–12 species of large cacti native to Mexico and just into southern Arizona, USA. They form large shrubs or small trees up to 5–15 m or more tall, with stout stems up to 1 m diameter....
- PachycormusPachycormusPachycormus is an extinct genus of fish from the Jurassic.-Sources:* Fossils by David Ward...
- Pachycymbium
- Pachyphragma
- Pachyphytum
- PachypodiumPachypodiumPachypodium is a genus of succulent spine-bearing trees and shrubs, native to Africa. It belongs to the dogbane family, Apocynaceae. Pachypodium comes from a Latin form from Greek pachus and podion , hence meaning thick-footed.-Genus characteristics:All Pachypodium are succulent plants that...
- PachysandraPachysandraPachysandra is a genus of four or five species of evergreen groundcovers or subshrubs, belonging to the Boxwood Family, Buxaceae. The species are native to eastern Asia and southeast North America, some reaching a height of 20-45 cm, with only weakly woody stems...
- Pachystachys
- Pachystegia
- Pachystima
- Pachyveria (hybrid genus)
- PaeoniaPeonyPeony or paeony is a name for plants in the genus Paeonia, the only genus in the flowering plant family Paeoniaceae. They are native to Asia, southern Europe and western North America...
(peonyPeonyPeony or paeony is a name for plants in the genus Paeonia, the only genus in the flowering plant family Paeoniaceae. They are native to Asia, southern Europe and western North America...
) - PaliurusPaliurusPaliurus is a genus of flowering plants in the family Rhamnaceae. The eight species are native to warm, dry regions of Eurasia and North Africa from Morocco and Spain east to Japan and Taiwan.-Description:...
- PamianthePamianthePamianthe is a genus of plant in family Amaryllidaceae, subfamily Amaryllidoideae. It contains the following species :* Pamianthe parviflora, Meerow...
- Panax (ginsengGinsengGinseng is any one of eleven species of slow-growing perennial plants with fleshy roots, belonging to the genus Panax of the family Araliaceae....
) - PancratiumPancratium (genus)Pancratium is a genus of about 21 species of perennial, herbaceous and bulbous plants in the family Amaryllidaceae, subfamily Amaryllidoideae, which latter also includes the genera Narcissus and Galanthus . The genus is found along the coastline of the Mediterranean area extending to the Canary...
(sea lily) - PandanusPandanusPandanus is a genus of monocots with about 600 known species. They are numerous palmlike dioecious trees and shrubs native of the Old World tropics and subtropics. They are classified in the order Pandanales, family Pandanaceae.-Overview:...
(screw pine) - PandoreaPandoreaPandorea is a genus of 6 species, of woody climbing vines and creepers in the family Bignoniaceae. They are native to Malesia, Australia and New Caledonia. The two most widely cultivated, mainly for their showy flowers, are the Australian species P. jasminoides and P. pandorana...
- PanicumPanicumPanicum is a large genus of about 450 species of grasses native throughout the tropical regions of the world, with a few species extending into the northern temperate zone...
- PansyPansyThe Pansy is a large group of hybrid plants cultivated as garden flowers. Pansies are derived from Viola species Viola tricolor hybridized with other viola species, these hybrids are referred to as Viola × wittrockiana or less commonly Viola tricolor hortensis...
- PapaverPapaverPapaver is a genus of 70-100 species of frost-tolerant annuals, biennials, and perennials native to temperate and cold regions of Eurasia, Africa and North America. It is the type genus of the poppy family, Papaveraceae.-Description:...
(poppyPoppyA poppy is one of a group of a flowering plants in the poppy family, many of which are grown in gardens for their colorful flowers. Poppies are sometimes used for symbolic reasons, such as in remembrance of soldiers who have died during wartime....
) - PaphiopedilumPaphiopedilumThe paphiopedilums – often abbreviated Paph and colloquially known as paphs in horticulture – are flowering plants in the orchid family . It contains about 80 accepted species nowadays, some of which are natural hybrids...
(slipper orchid) - ParadiseaParadiseaParadisea is a genus of flowering plants in the family Asparagaceae. It was formerly classified in the family Anthericaceae or earlier in the Liliaceae. The genus includes several species which were formerly classed as part of the genus Anthericum....
(paradise lily) - Parahebe
- Paraquilegia
- ParkinsoniaParkinsoniaParkinsonia , also Cercidium , is a genus of flowering plants in the pea family, Fabaceae. It contains about 12 species that are native to semi-desert regions of Africa and the Americas...
- Parnassia
- ParochetusParochetusParochetus is a genus of perennial herbs.-Species list:* Parochetus africanus* Parochetus communis Buch.-Ham. ex D. Don, Shamrock pea...
- ParodiaParodiaParodia is a genus of cacti. This genus has about 50 species, ranging from small globose plants to 1-m tall columnar cacti.It is named after the Argentine botanist Lorenzo Raimundo Parodi .-Synonymy:...
- ParonychiaParonychia (plant)Paronychia is a genus of plants in the pink family with over 110 species worldwide, mostly from warm-temperate North America, Eurasia, South America and Africa. They are herbs that are annual or biennial or perennial in life span. Some species have a woody base...
- ParrotiaParrotiaParrotia persica is a deciduous tree in the family Hamamelidaceae, the sole species in the genus Parrotia but closely related to the genus Hamamelis...
- Parrotiopsis
- ParthenocissusParthenocissusParthenocissus , creepers, is a genus of climbing plants from the grape family, Vitaceae. It contains about 12 species, from Asia and North America. Several are grown for ornamental use....
- Passiflora (granadilla, passionflower)
- PatersoniaPatersoniaPatersonia is a genus of the Iridaceae with about 20 species in Australia and several in the Malesian region. The genus name is a tribute to the first Lieutenant Governor of New South Wales in Australia, William Paterson....
- PatriniaPatriniaPatrinia is a genus of herbaceous plants in the valerian family. There are about 17 species native to grassy mountain habitats in China, Siberia and Japan...
- PaulowniaPaulowniaPaulownia is a genus of from 6 to 17 species of plants in the monogeneric family Paulowniaceae, related to and sometimes included in the Scrophulariaceae. They are native to much of China, south to northern Laos and Vietnam, and long cultivated elsewhere in eastern Asia, notably in Japan and Korea...
- PaurotisPaurotis palmAcoelorrhaphe is a genus of palms, comprising the single species Acoelorrhaphe wrightii ....
- PavoniaPavonia (plant)Pavonia is a genus of flowering plants in the mallow family, Malvaceae. The generic name honours Spanish botanist José Antonio Pavón Jiménez .-Selected species:* Pavonia arabica Hochst. & Steud. ex Boiss....
- Pedilanthus
- PediocactusPediocactusPediocactus is a genus of cacti. The genus comprises between 6 and 11 species, depending upon the authority...
- PelargoniumPelargoniumPelargonium is a genus of flowering plants which includes about 200 species of perennials, succulents, and shrubs, commonly known as scented geraniums or storksbills. Confusingly, Geranium is the correct botanical name of a separate genus of related plants often called Cranesbills. Both Geranium...
(geranium) - PellaeaPellaeaPellaea is a genus of ferns in the family Pteridaceae. The name is derived from the Greek word πελλος , meaning "dark," and refers to the bluish-gray stems. Members of the genus are commonly known as cliffbrakes...
- PeltandraPeltandraPeltandra is a genus of plants in the Araceae family.-Selected species:* Peltandra sagittifolia – Spoon flower* Peltandra virginica – Arum arrow* †Peltandra primaeva – Eocene, Golden Valley Formation, North Dakota, USA...
(arrow arum) - Peltoboykinia
- PeltophorumPeltophorumPeltophorum is a genus of between 5–15 species of flowering plants in the family Fabaceae, subfamily Caesalpinioideae. The genus is native to certain tropical regions across the world...
- PeniocereusPeniocereusPeniocereus is a genus of vining cacti, comprising about 18 species, found from the southwestern United States and Mexico. They have a large underground tuber, thin and inconspicuous stems.-Synonymy:...
- PennisetumPennisetumPennisetum is a genus of grasses in the family Poaceae, native to tropical and warm temperate regions of the world. They are large annual or perennial grasses growing 1–4 m tall, and are collectively known as the pennisetums...
- PenstemonPenstemonPenstemon , Beard-tongue, is a large genus of North American and East Asian plants traditionally placed in the Scrophulariaceae family. Due to new genetic research, it has now been placed in the vastly expanded family Plantaginaceae...
- Pentachrondra
- Pentaglottis
- PentasPentasPentas is a genus of the Rubiaceae family of flowering plants. Pentas lanceolata is a particularly popular species. The plants have dark green, lance-shaped, somewhat furry and deeply veined leaves providing a backdrop for prolific clusters of never-ending, five-petaled flowers. These may be red,...
- PeperomiaPeperomiaPeperomia is one of the 2 large genera of the Piperaceae family, with more than 1000 recorded species. Most of them are compact, small perennial epiphytes growing on rotten wood. More than 1500 species have been recorded, occurring in all tropical and subtropical regions of the world, though...
- Peraphyllum
- PereskiaPereskiaPereskia is a genus of about 25 tropical species and varieties of cacti that do not look much like other types of cacti, having substantial leaves and thin stems. They originate from the region between Brazil and Mexico. The genus is named after Nicolas-Claude Fabri de Peiresc, a 16th century...
- PereziaPereziaPerezia is a genus of flowering plants in the daisy family, Asteraceae....
- PericallisPericallisPericallis is a small genus of about 14 species of flowering plants in the family Asteraceae, native to the Canary Islands and Madeira. The genus includes herbaceous plants and small subshrubs. In the past, the genus was often included in either Cineraria or Senecio.The Florist's Cineraria is a...
- PerillaPerillaPerilla is the common name of the herbs of the genus Perilla of the mint family, Lamiaceae. In mild climates, the plant reseeds itself. There are both green-leafed and purple-leafed varieties, which are generally recognized as separate species by botanists. The leaves resemble stinging nettle...
- PeriplocaPeriploca (plant)Periploca is a genus of plants in the Apocynaceae family.-Species:* Periploca acuminata* Periploca albicans* Periploca alboflavescens* Periploca americana* Periploca angustifolia* Periploca aphylla...
- PerovskiaPerovskiaPerovskia is a genus of flowering plants in the mint family, Lamiaceae. Members of the genus are native to southwestern and central Asia. It comprises seven species, including the garden plant Russian Sage ....
- PernettyaGaultheriaGaultheria is a genus of about 170-180 species of shrubs in the family Ericaceae. The name memorializes Jean François Gauthier of Quebec, a mis-spelt honour bestowed by the Scandinavian Pehr Kalm in 1748. These plants are native to Asia, North and South America, and Australasia...
(now included in Gaultheria) - PerseaPerseaPersea is a genus of about 150 species of evergreen trees belonging to the laurel family, Lauraceae. The best-known member of the genus is the avocado, P. americana, widely cultivated in subtropical regions for its large, edible fruit.-Overview:...
- PersicariaPersicariaPersicaria is a genus of plants in the family Polygonaceae, collectively known as smartweeds or pinkweeds. The genus was formerly included in the genus Polygonum.The genus includes both annuals and perennials...
(fleeceflower, knotweed) - Petasites (butterburButterburThe plants commonly referred to as Butterbur are found in the daisy family Asteraceae in the genus Petasites. They are mostly quite robust plants with thick, creeping underground rhizomes and large Rhubarb-like leaves during the growing season...
, sweet coltsfoot) - PetreaPetreaPetrea is a genus of evergreen flowering vines native to Mexico and Central America. They have rough-textured leaves, hence the common name sandpaper vine. It looks somewhat similar to a tropical Wisteria....
- PetrocosmeaPetrocosmeaPetrocosmea is a genus of the family Gesneriaceae, the African violet family. Most of the species within this genus are endemic to high-altitude areas in Western China, although some are native to other parts of Asia...
- PetrophilePetrophilePetrophile is a genus of evergreen shrubs, in the protea family Proteaceae, which are endemic to Australia. Commonly known as Conebushes, they typically have prickly, divided foliage and produce prominently-displayed pink, yellow or cream flowers followed by grey, conical fruits...
- PetrophytonPetrophytonPetrophyton is a small genus of plants in the rose family known as the rock spiraeas or rockmats. These are low mat-forming shrubs which send up erect stems bearing spike inflorescences of flowers. The brushy flowers are white and have many stamens and hairy, thready pistils...
- Petrophytum (common misspelling of Petrophyton)
- PetrorhagiaPetrorhagiaPetrorhagia is a small genus of annual and perennial plants of the pink or carnation family, mostly native to the Mediterranean region. The genus is often referred to as Tunica, which is an obsolete synonym. It is low-growing with wiry stems and narrow, grass-like leaves...
- PetroselinumPetroselinumPetroselinum is a genus of two species of flowering plants in the family Apiaceae, native to western and southern Europe and northern Africa. They are bright green hairless biennial herbaceous plants, rarely annual plants...
(parsleyParsleyParsley is a species of Petroselinum in the family Apiaceae, native to the central Mediterranean region , naturalized elsewhere in Europe, and widely cultivated as an herb, a spice and a vegetable.- Description :Garden parsley is a bright green hairless biennial herbaceous plant in temperate...
) - PetteriaPetteriaPetteria is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- PetuniaPetuniaPetunia is a widely cultivated genus of flowering plants of South American origin, closely related with tobacco, cape gooseberries, tomatoes, deadly nightshades, potatoes and chili peppers; in the family Solanaceae. The popular flower derived its name from French, which took the word petun, meaning...
- PhaceliaPhaceliaPhacelia is a genus of about 200 species of annual or perennial herbaceous plants, native to North and South America....
- PhaedranassaPhaedranassaPhaedranassa is a genus of plant in family Amaryllidaceae, subfamily Amaryllidoideae. It contains the following species :* Phaedranassa brevifolia, Meerow* Phaedranassa cinerea, Ravenna...
(queen lily) - PhaiusPhaiusPhaius is a genus of large, mostly terrestrial orchids . The genus has about 20 species. These species are found in tropical Asia, into China, Japan, Australia, and west to Africa and Madagascar...
(an orchid genus) - PhalaenopsisPhalaenopsisPhalaenopsis Blume , abbreviated Phal in the horticultural trade, is an orchid genus of approximately 60 species. Phalaenopsis is one of the most popular orchids in the trade, through the development of many artificial hybrids....
(moth orchid) - PhalarisPhalarisPhalaris was the tyrant of Acragas in Sicily, from approximately 570 to 554 BC.-History:He was entrusted with the building of the temple of Zeus Atabyrius in the citadel, and took advantage of his position to make himself despot. Under his rule Agrigentum seems to have attained considerable...
- PhebaliumPhebaliumPhebalium is a genus of shrubs in the family Rutaceae, endemic to Australia. A number of species formerly included within this genus have been transferred to the genera Leionema and Nematolepis.Species include:...
- PhegopterisPhegopterisPhegopteris is a genus of ferns known collectively as the Beech ferns. Traditionally this genus included only the first three species listed...
(beech fern) - PhellodendronPhellodendronPhellodendron or Cork-tree, is a genus of deciduous trees in the family Rutaceae, native to east and northeast Asia. It has leathery, pinnate leaves and yellow, clumped flowers. The name refers to the thick and corky bark of some species in the genus.-Cultivation and uses:As an ornamental plant,...
(cork treePhellodendronPhellodendron or Cork-tree, is a genus of deciduous trees in the family Rutaceae, native to east and northeast Asia. It has leathery, pinnate leaves and yellow, clumped flowers. The name refers to the thick and corky bark of some species in the genus.-Cultivation and uses:As an ornamental plant,...
) - Philadelphus (mock orangeMock OrangeMock Orange typically means Philadelphus, a mostly Holarctic genus of shrubs. It can also refer to:* Bursaria spinosa , a small tree from Australia...
) - Philageria (hybrid genus)
- PhilesiaPhilesiaPhilesia is a flowering plant genus in the Philesiaceae family....
- PhillyreaPhillyreaPhillyrea is a genus of two species of flowering plants in the family Oleaceae, native to the Mediterranean region, the Canary Islands and Madeira....
- PhilodendronPhilodendronPhilodendron is a large genus of flowering plants in the Araceae family, consisting of close to 900 or more species according to TROPICOS . Other sources quote different numbers of species. According to S.J. Mayo there are about 350-400 formally recognized species whereas according to Croat there...
- PhlebodiumPhlebodiumPhlebodium is a small genus of two to four species of ferns, native to tropical and subtropical regions of the Americas. The genus is closely related to Polypodium, and the species were formerly included in that genus....
- PhlomisPhlomisPhlomis is a genus of about 100 species of herbaceous plants, subshrubs and shrubs in the family Lamiaceae, native from the Mediterranean region east across central Asia to China. Common names include Jerusalem Sage and Lampwick Plant....
- PhloxPhloxPhlox is a genus of 67 species of perennial and annual plants found mostly in North America in diverse habitats from alpine tundra to open woodland and prairie. Some flower in spring, others in summer and autumn....
- PhoenixPhoenix (plant)Phoenix is a genus of 14 species of palms, native from the Canary Islands east across northern and central Africa, the extreme southeast of Europe , and southern Asia from Turkey east to southern China and Malaysia. The diverse habitats they occupy include swamps, deserts, and mangrove sea coasts...
(date palmDate PalmThe date palm is a palm in the genus Phoenix, cultivated for its edible sweet fruit. Although its place of origin is unknown because of long cultivation, it probably originated from lands around the Persian Gulf. It is a medium-sized plant, 15–25 m tall, growing singly or forming a clump with...
) - Phormium
- PhotiniaPhotiniaPhotinia is a genus of about 40-60 species of small trees and large shrubs in the Rosaceae family. As interpreted here, they are restricted to warm temperate Asia, from the Himalaya east to Japan and south to India and Thailand, but some botanists also include the closely related North American...
- PhragmipediumPhragmipediumPhragmipedium is a genus of the Orchid family and the only genus comprised in the tribe Phragmipedieae and subtribe Phragmipediinae. The name of the genus is derived from the Greek phragma, which means "division", and pedium, which means "slipper" . It is abbreviated 'Phrag' in trade journals...
(an orchid genus) - PhragmitesPhragmitesPhragmites, the Common reed, is a large perennial grass found in wetlands throughout temperate and tropical regions of the world. Phragmites australis is sometimes regarded as the sole species of the genus Phragmites, though some botanists divide Phragmites australis into three or four species...
(reed) - Phuopsis
- PhygeliusPhygeliusPhygelius , Cape fuchsia, is a genus of the Scrophulariaceae family. The genus is native to southern Africa. The plants are adapted to surviving severe summer conditions. Phygelius is not related to the Fuchsia genus, in spite of the common name.About fifteen cultivars are available for...
- PhylicaPhylicaPhylica is a genus of plants in the family Rhamnaceae. It contains about 150 species, the majority of which are restricted to South Africa, where they form part of the ...
(Cape myrtle) - Phylliopsis (hybrid genus)
- PhyllocladusPhyllocladusPhyllocladus is a small genus of conifers, now usually treated in the family Podocarpaceae. They are morphologically very distinct from the other genera in that family, and some botanists treat them in a family of their own, the Phyllocladaceae. One molecular phylogenetic analysis found...
(toatoa) - PhyllodocePhyllodocePhyllodoce is a small genus of plants which includes the mountainheaths or mountain heathers. These are low matting shrubs with distinctive leaves which roll under themselves so tightly they resemble pine needles. They bear attractive flowers in shades of pink and purple...
- PhyllostachysPhyllostachysPhyllostachys is a genus of bamboo. The species are native to Asia with a large number of species found in Central China, but can now be found in many temperate and semi-tropical areas around the world as cultivated plants or escapes from cultivation...
- Phyllothamnus (hybrid genus)
- PhysalisPhysalisPhysalis is a genus of plants in the nightshade family , native to warm temperate and subtropical regions throughout the world. The genus is characterised by the small orange fruit similar in size, shape and structure to a small tomato, but partly or fully enclosed in a large papery husk derived...
(ground cherry) - PhysariaPhysariaPhysaria is a genus of flowering plants in the mustard family. Many species are known generally as twinpods. They are native to the Americas, with many species endemic to western North America. They are densely hairy perennial herbs often growing prostrate or decumbent, along the ground in patches...
(bladderpod) - PhysocarpusPhysocarpusPhysocarpus, commonly called Ninebark, is a genus of about ten species of flowering plants in the family Rosaceae, native to North America and northeastern Asia ....
- Physoplexis
- PhysostegiaPhysostegiaThe genus Physostegia is a group of perennial plants and is part of the Lamiaceae family.They are perennial herbs up to 6 feet high, usually arising from rhizomes....
- PhyteumaPhyteumaPhyteuma is a genus of about 40-45 species of flowering plants in the family Campanulaceae, native to Europe and western Asia. The common name is Rampion. Rampion features prominently in some versions of the fairy tale Rapunzel...
- Phytolacca (pokeweedPokeweedThe pokeweeds, also known as pokebush, pokeberry, pokeroot, poke sallet, polk salad, polk salat, polk sallet, inkberry or ombú, comprise the genus Phytolacca, perennial plants native to North America, South America, East Asia and New Zealand...
) - Picea (spruceSpruceA spruce is a tree of the genus Picea , a genus of about 35 species of coniferous evergreen trees in the Family Pinaceae, found in the northern temperate and boreal regions of the earth. Spruces are large trees, from tall when mature, and can be distinguished by their whorled branches and conical...
) - PicrasmaPicrasmaPicrasma is a genus of flowering plants in the family Simaroubaceae, comprising six to nine species native to temperate to tropical regions of Asia, and tropical regions of the Americas. The species are shrubs and trees growing up to 20 m tall....
- PierisPieris (plant)Pieris is a genus of seven species of shrubs in the family Ericaceae, native to mountain regions of eastern and southern Asia, eastern North America and Cuba. Known commonly as andromedas or fetterbushes, they are broad-leaved evergreen shrubs growing to 1–6 m tall and wide...
- PileaPileaPilea with 600–715 species is the largest genus in the plant family Urticaceae and one of the larger genera in the Urticales and eudicot rosids....
- Pileostegia
- Pileosella
- PilosocereusPilosocereusPilosocereus is a genus of cactus.The commonly cultivated Pilosocereus pachycladus is a blue cactus with hairy areoles that emit golden spines.-Synonymy:...
- PimeleaPimeleaPimelea is a genus of plants belonging to the family Thymelaeaceae. There are about 80 species in the genus, native to Australia and New Zealand. Many of the species are poisonous to cattle.Selected species...
- PimpinellaPimpinellaPimpinella is a plant genus in the family Apiaceae; it includes the aromatic herb Anise.-Species:*Pimpinella acuminata*Pimpinella affinis*Pimpinella anisetum*Pimpinella anthriscoides*Pimpinella aromatica*Pimpinella aurea...
- PinangaPinangaPinanga is a genus of flowering plant in the Arecaceae family. The following species names have been used in the genus:-Species:*Pinanga acaulis Ridl.*Pinanga acuminata A.J.Hend.*Pinanga adangensis Ridl.*Pinanga albescens Becc....
- Pinckneya
- PinelliaPinelliaPinellia is a genus of plants in the family Araceae native to Asia. Its species are commonly called Green Dragons due to the color and shape of the inflorescence, which possesses a green, hooded spathe from which protrudes a long, tongue-like extension of the spadix...
- PinguiculaPinguiculaThe butterworts are a group of carnivorous plants comprising the genus Pinguicula. Members of this genus use sticky, glandular leaves to lure, trap, and digest insects in order to supplement the poor mineral nutrition they obtain from the environments. Of the roughly 80 currently known species, 12...
(butterwort) - Pinus (pinePinePines are trees in the genus Pinus ,in the family Pinaceae. They make up the monotypic subfamily Pinoideae. There are about 115 species of pine, although different authorities accept between 105 and 125 species.-Etymology:...
) - PiperPiper (genus)Piper, the pepper plants or pepper vines , are an economically and ecologically important genus in the family Piperaceae...
(pepper) - PiptanthusPiptanthusPiptanthus is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- PisoniaPisoniaPisonia is a genus of flowering plants in the four o'clock flower family, Nyctaginaceae. It was named for Dutch physician and naturalist Willem Piso . Certain species in this genus are known as Catchbirdtrees because their sticky seeds reportedly trap small birds...
- PistaciaPistaciaPistacia is a genus of flowering plants in the cashew family, Anacardiaceae. It contains ten to twenty species that are native to Africa and Eurasia from the Canary Islands, whole Africa, and southern Europe, warm and semi-desert areas across Asia, and also North America from Mexico to warm and...
(pistachioPistachioThe pistachio, Pistacia vera in the Anacardiaceae family, is a small tree originally from Persia , which now can also be found in regions of Syria, Lebanon, Turkey, Greece, Kyrgyzstan, Turkmenistan, India, Pakistan, Egypt, Sicily and possibly Afghanistan , as well as in the United States,...
) - PistiaPistiaPistia is a genus of aquatic plant in the arum family, Araceae. The single species it comprises, Pistia stratiotes, is often called water cabbage, water lettuce, or Nile cabbage. Its native distribution is uncertain, but probably pantropical; it was first described from the Nile near Lake Victoria...
- PitcairniaPitcairniaPitcairnia is a genus of the botanical family Bromeliaceae, subfamily Pitcairnioideae. It was named for Dr. William Pitcairn, English physician and gardener . The genus Pitcairnia ranks as the second most prolific of the bromeliad family...
- PithecellobiumPithecellobiumPithecellobium is a genus of flowering plants in the pea family, Fabaceae. The generic name is derived from the Greek words πιθηκος , meaning "ape" or "monkey," and ελλοβιον , meaning "earring," which refers to the coiled shape of the seedpods.Delimitation to the closely related Albizia is a matter...
- PittosporumPittosporumPittosporum is a genus of about 200 species of flowering plants in the family Pittosporaceae. The genus is probably Gondwanan in origin; its present range extends from Australasia, Oceania, eastern Asia and some parts of Africa. Citriobatus is usually included here, but might be a distinct genus...
- Pityrogramma
- PlantagoPlantagoPlantago is a genus of about 200 species of small, inconspicuous plants commonly called plantains. They share this name with the very dissimilar plantain, a kind of banana. Most are herbaceous plants, though a few are subshrubs growing to 60 cm tall. The leaves are sessile, but have a narrow...
(plantainPlantainPlantain is the common name for herbaceous plants of the genus Musa. The fruit they produce is generally used for cooking, in contrast to the soft, sweet banana...
) - PlatanusPlatanusPlatanus is a small genus of trees native to the Northern Hemisphere. They are the sole living members of the family Platanaceae....
(plane tree, sycamore) - PlatycaryaPlatycaryaPlatycarya is a genus of flowering plants in the family Juglandaceae, usually treated as comprising a single species Platycarya strobilacea, though one to two additional species are accepted by some authors. It is native to eastern Asia in China, Korea, and Japan.It is a deciduous tree growing to...
- PlatyceriumPlatyceriumPlatycerium is a genus of about 18 fern species in the polypod family, Polypodiaceae. Ferns in this genus are widely known as staghorn or elkhorn ferns due to their uniquely-shaped fronds...
(staghorn fern) - PlatycladusPlatycladusPlatycladus is a distinct genus of evergreen coniferous tree in the cypress family Cupressaceae, containing only one species, Platycladus orientalis, also known as Chinese Arborvitae or Biota. It is endemic to Northwestern China...
(Chinese arborvitae) - Platycodon (balloon flower)
- Platystemon (creamcups)
- PlectranthusPlectranthusPlectranthus, with some 350 species, is a genus of warm-climate plants occurring largely in the southern hemisphere, in sub-Saharan Africa, Madagascar, India and the Indonesian archipelago down to Australia and some Pacific islands. It is closely related to Solenostemon, sometimes known as the...
- PleioblastusPleioblastusPleioblastus is a genus of monopodial bamboo. Genetic research indicates that this genus may properly be part of the genus Arundinaria....
- Pleione (an orchid genus)
- PleiospilosPleiospilosPleiospilos is a genus of South African succulent plants that belong to the Aizoaceae family. The name is derived from the Greek “pleios” and “spìlos”...
(living granite) - Pleurothallis (an orchid genus)
- PlumeriaPlumeriaPlumeria is a genus of flowering plants of the family that includes Dogbane: the Apocynaceae. It contains 7-8 species of mainly deciduous shrubs and small trees...
(frangipani) - PoaPoaPoa is a genus of about 500 species of grasses, native to the temperate regions of both hemispheres. Common names include meadow-grass , bluegrass , tussock , and speargrass. "Poa" is Greek for fodder...
- PodalyriaPodalyriaPodalyria is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- PodocarpusPodocarpusPodocarpus is a genus of conifers, the most numerous and widely distributed of the podocarp family Podocarpaceae. The 105 species of Podocarpus are evergreen shrubs or trees from 1-25 m in height...
- PodophyllumPodophyllumPodophyllum is a genus of six species of herbaceous perennial plants in the family Berberidaceae, native to eastern Asia and eastern North America...
(mayapple) - Podranea
- PolemoniumPolemoniumPolemonium, commonly called Jacob's ladder, is a genus of about 30 species of flowering plants in the family Polemoniaceae, native to cool temperate to arctic regions of the Northern Hemisphere and also in the southern Andes in South America...
(jacob's ladderPolemoniumPolemonium, commonly called Jacob's ladder, is a genus of about 30 species of flowering plants in the family Polemoniaceae, native to cool temperate to arctic regions of the Northern Hemisphere and also in the southern Andes in South America...
, abscess root) - PolianthesPolianthesPolianthes is a genus of plants in family Asparagaceae, subfamily Agavoideae. It includes tuberose , a plant that is commonly used in perfume making...
- Poliothyrsis
- PolygalaPolygalaPolygala is a genus of about 500 species of flowering plants belonging to the family Polygalaceae, commonly known as milkwort or snakeroot...
(milkwort, seneca, snakerootSnakeroot (disambiguation)Snakeroot may refer to different plant taxa that have been used as a folk remedy against snakebites:* Ageratina – a genus with species native to the warm and temperate Americas* Certain plants in the temperate Northern Hemisphere genus Eupatorium...
) - PolygonatumPolygonatumPolygonatum , King Solomon's-seal or Solomon's Seal, is a genus of about 50 species of flowering plants. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae...
- PolygonumPolygonumPolygonum is a genus in the Polygonaceae family. Common names include knotweed, knotgrass, bistort, tear-thumb, mile-a-minute, and several others. In the Middle English glossary of herbs "Alphita" , it was known as ars-smerte. There have been various opinions about how broadly the genus should be...
(knotweed, knotgrass) - PolypodiumPolypodiumPolypodium is a genus of 75–100 species of true ferns, widely distributed throughout the world, with the highest species diversity in the tropics. The name is derived from Ancient Greek poly "many" + podion "little foot", on account of the foot-like appearance of the rhizome and its branches...
- PolysciasPolysciasPolyscias is a genus of flowering plant of family Araliaceae, comprising 114 species. They bear pinnate leaves....
- PolystichumPolystichumPolystichum is a genus of about 260 species of ferns with a cosmopolitan distribution. The highest diversity is in eastern Asia, with about 120 species in China alone; the region from Mexico to Brazil has nearly 100 additional species; Africa , North America , and Europe have much lower diversity...
- Poncirus
- PongamiaPongamiaPongamia is a genus of legume in the Fabaceae family.It contains the following species:* Pongamia velutina-Species formely in the genus:Pongamia pinnata or Pongamia glabra are synonyms for Millettia pinnata...
- PontederiaPontederiaPontederia is a genus of tristylous aquatic plants, members of which are commonly known as pickerel weeds. Pontederia is endemic to the Americas, distributed from Canada to Argentina, where it is found in shallow water or on mud...
(pickerel weed) - PopulusPoplarPopulus is a genus of 25–35 species of deciduous flowering plants in the family Salicaceae, native to most of the Northern Hemisphere. English names variously applied to different species include poplar , aspen, and cottonwood....
(aspenAspenPopulus section Populus, of the Populus genus, includes the aspen trees and the white poplar Populus alba. The five typical aspens are all native to cold regions with cool summers, in the north of the Northern Hemisphere, extending south at high altitudes in the mountains. The White Poplar, by...
, poplarPoplarPopulus is a genus of 25–35 species of deciduous flowering plants in the family Salicaceae, native to most of the Northern Hemisphere. English names variously applied to different species include poplar , aspen, and cottonwood....
, cottonwood) - Porana
- PorteaPorteaPortea is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae, and is native to the Atlantic coast of Brazil.-Characteristics:...
- PortulacaPortulacaPortulaca is the type genus of the flowering plant family Portulacaceae, comprising about 40-100 species found in the tropics and warm temperate regions. They are also sometimes known as Rose Moss or more commonly Moss Roses....
(purslane, moss roseMoss-rose PurslanePortulaca grandiflora , is a flowering plant in the family Portulacaceae, native to Argentina, southern Brazil, and Uruguay....
) - PortulacariaPortulacariaPortulacaria is a plant genus.Species include:*Portulacaria afra Jacq.*Portulacaria armiana E. J. Van Jaarsveld*Portulacaria namaquensis Sond.*Portulacaria pygmaea Pillans...
- Posoqueria
- PotamogetonPotamogetonPotamogeton is a genus of aquatic, mostly freshwater, plants of the family Potamogetonaceae. Most are known by the common name pondweed, although many unrelated plants may be called pondweed, such as Canadian pondweed...
- PotentillaPotentillaPotentilla is the genus of typical cinquefoils, containing about 500 species of annual, biennial and perennial herbs in the rose family Rosaceae. They are generally Holarctic in distribution, though some may even be found in montane biomes of the New Guinea Highlands...
(cinquefoil) - PothosPothos (genus)Pothos is a genus of flowering plants in the Araceae family. The common houseplant Epipremnum aureum, also known as the "Pothos," was once classified under the genus Pothos.-Selected species:*Pothos armatus C.E.C.Fisch....
- PotinaraPotinaraPotinara, abbreviated Pot in the horticultural trade, is the nothogenus comprising those intergeneric hybrids of orchids which have Brassavola, Cattleya, Laelia and Sophronitis as parent genera....
(hybrid orchid genus) - PratiaPratiaPratia is a genus of flowering plants in the family Campanulaceae, native to Asia, Australia and New Zealand.Species include:*Pratia angulata Hook...
- PrimulaPrimulaPrimula is a genus of 400–500 species of low-growing herbs in the family Primulaceae. They include primrose, auricula, cowslip and oxlip. Many species are grown for their ornamental flowers...
(primrosePrimulaPrimula is a genus of 400–500 species of low-growing herbs in the family Primulaceae. They include primrose, auricula, cowslip and oxlip. Many species are grown for their ornamental flowers...
) - PrinsepiaPrinsepiaPrinsepia is a genus of trees in the Rosaceae. It bears fruit which looks like a cherry. The plant grows largely in India, China, Bangladesh, and Taiwan, yet P...
- PritchardiaPritchardiaThe genus Pritchardia consists of between 24-40 species of fan palms found on tropical Pacific Ocean islands in Fiji, Samoa, Tonga, Tuamotus, and Hawaii. The generic name honours William Thomas Pritchard , a British consul at Fiji.-Description:These palms vary in height, ranging from...
- Proboscidea (unicorn plant)
- PromenaeaPromenaeaPromenaea is a genus of flowering plants from the orchid family, Orchidaceae.These plants are miniature and are found in many regions such as Chile. They like light that is less than Cattleya, but more than Phalaenopsis.- References :...
- ProsopisProsopisProsopis is a genus of flowering plants in the pea family, Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in arid soil and are resistant to drought, on occasion...
(mesquiteMesquiteMesquite is a leguminous plant of the Prosopis genus found in northern Mexico through the Sonoran Desert and Chihuahuan Deserts, and up into the Southwestern United States as far north as southern Kansas, west to the Colorado Desert in California,and east to the eastern fifth of Texas, where...
) - ProstantheraProstantheraProstanthera, commonly known as Mintbush, is a genus of plants of the family Lamiaceae. There are about 90 species within the genus, all of which are endemic to Australia. The word is derived from the Greek, which refers to an appendage...
(Mint Bush) - ProteaProteaProtea is both the botanical name and the English common name of a genus of flowering plants, sometimes also called sugarbushes.-Etymology:...
- PrumnopitysPrumnopitysPrumnopitys is a genus of conifers belonging to the podocarp family Podocarpaceae. The eight recognised species of Prumnopitys are densely-branched, dioecious evergreen trees up to 40 metres in height. The leaves are similar to those of the yew, strap-shaped, 1-4 cm long and 2-3 mm broad, with a...
- PrunellaPrunella (plant)Prunella is a genus of seven species of herbaceous plants in the family Lamiaceae, also known as self-heals, heal-all, or "allheal" for their use in herbal medicine.-Habitat:...
(self-heal) - PrunusPrunusPrunus is a genus of trees and shrubs, which includes the plums, cherries, peaches, apricots and almonds. There are around 430 species spread throughout the northern temperate regions of the globe. Many members of the genus are widely cultivated for fruit and ornament.-Botany:Members of the genus...
(almondAlmondThe almond , is a species of tree native to the Middle East and South Asia. Almond is also the name of the edible and widely cultivated seed of this tree...
, apricotApricotThe apricot, Prunus armeniaca, is a species of Prunus, classified with the plum in the subgenus Prunus. The native range is somewhat uncertain due to its extensive prehistoric cultivation.- Description :...
, cherryCherryThe cherry is the fruit of many plants of the genus Prunus, and is a fleshy stone fruit. The cherry fruits of commerce are usually obtained from a limited number of species, including especially cultivars of the wild cherry, Prunus avium....
, peachPeachThe peach tree is a deciduous tree growing to tall and 6 in. in diameter, belonging to the subfamily Prunoideae of the family Rosaceae. It bears an edible juicy fruit called a peach...
, plumPlumA plum or gage is a stone fruit tree in the genus Prunus, subgenus Prunus. The subgenus is distinguished from other subgenera in the shoots having a terminal bud and solitary side buds , the flowers in groups of one to five together on short stems, and the fruit having a groove running down one...
) - PseuderanthemumPseuderanthemumPseuderanthemum is a genus of plant in family Acanthaceae.- Species :* Pseuderanthemum acuminatissimum* Pseuderanthemum acuminatum* Pseuderanthemum adenocali* Pseuderanthemum adenocarpum* Pseuderanthemum affine...
- PseudocydoniaPseudocydoniaPseudocydonia sinensis , the only species in the genus Pseudocydonia, is a deciduous or semi-evergreen tree in the family Rosaceae, native to eastern Asia in China. It is closely related to the east Asian genus Chaenomeles, and is sometimes placed in Chaenomeles as C...
- PseudolarixPseudolarixPseudolarix is a monotypic genus in the family Pinaceae. The sole species, Pseudolarix amabilis is commonly known as Golden Larch, though it is not a true larch , being more closely related to Keteleeria, Abies and Cedrus...
(golden-larch) - PseudopanaxPseudopanaxPseudopanax is a small genus of 12–20 species of evergreen plants, the majority of which are endemic to New Zealand, although they also occur in Tasmania and some plants from South America have at times been included in this genus. Flowers of the genus occur in terminal umbels.-Natural...
- PseudosasaPseudosasaPseudosasa is a genus of small to medium running bamboo. These species usually have one branch at a node. Its name comes from its resemblance to the genus Sasa....
- Pseudotsuga (douglas-firDouglas-firDouglas-fir is one of the English common names for evergreen coniferous trees of the genus Pseudotsuga in the family Pinaceae. Other common names include Douglas tree, and Oregon pine. There are five species, two in western North America, one in Mexico, and two in eastern Asia...
) - PseudowinteraPseudowinteraPseudowintera is a genus of woody evergreen flowering trees and shrubs, part of family Winteraceae. The species of Pseudowintera are native to New Zealand. Winteraceae are magnoliids, associated with the humid Antarctic flora of the southern hemisphere. Horopito can be chewed for a hot, peppery...
- PsilotumPsilotumPsilotum is a genus of fern-like vascular plants, one of two genera in the family Psilotaceae, order Psilotales, and class Psilotopsida...
- PsychopsisPsychopsisPsychopsis, abbreviated Psychp in horticultural trade, is a genus of only four species of orchids distributed from the West Indies and Costa Rica to Peru, where it grows on the trunks and branches of trees. It used to be contained in the massively paraphyletic "wastebin genus" Oncidium...
(butterfly orchidButterfly OrchidButterfly orchid may refer to:* Psychopsis, any species* Sarcochilus, several species* Anacamptis papilionacea * Encyclia tampensis* Epidendrum venosum* Habenaria psycodes* Oncidium papilio...
) - Psylliostachys (statice)
- Ptelea
- Pteris (brakeBrake (fern)Pteris is a genus of about 280 species of ferns, native to tropical and subtropical regions of the world.Many of them have linear frond segments, and some have sub-palmate division...
, table fern) - PterocactusPterocactusPterocactus is a genus of the cactus family , comprising 9 species. All Pterocactus have tuberous roots and are endemic to South and Western Argentina. The genus has been given its own tribe, the Pterocacteae....
- Pterocarya (wingnut)
- Pteroceltis
- PterocephalusPterocephalusPterocephalus is a genus in the Dipsacaceae family of herbs and shrubs, comprising 25 species ranging from the Mediterranean, to central Asia, the Himalayas, western China, and tropical Africa.-Species:*P. arabicus*P. bretschneideri...
- Pterodiscus
- Pteropogon
- PterostyraxPterostyraxPterostyrax is a small genus of four species of deciduous large shrubs or small trees in the family Styracaceae, native to eastern Asia in China and Japan. They grow to 4-12 m tall, and have alternate, simple ovate leaves 6-17 cm long and 4-10 cm broad. The flowers are white, produced in...
- PtilotusPtilotusPtilotus is a genus of mostly perennial herbs or shrubs in the family Amaranthaceae. The species are all native to drier areas of mainland Australia, although one also occurs in Tasmania and another in Malesia on the islands of Flores and Timor. Common names for species in this genus include Mulla...
- PtychospermaPtychospermaPtychosperma is a genus of flowering plant in the Arecaceae family. Most are native to Australia and/or New Guinea, but some have been cultivated abroad as house or garden plants.It contains the following species:*Ptychosperma burretianum...
- PuerariaPuerariaPueraria is a genus of 15–20 species of plants native to Asia.The genus is polyphyletic, with different species being related to species in Glycine , Amphicarpaea, Nogra, Teyleria, Neonotonia, Pseudovigna, Pseudeminia, Pachyrhizus , and other genera of the tribe Phaseoleae.- Species :The...
- Pulmonaria (lungwortLungwortThe lungworts are the genus Pulmonaria of flowering plants in the family Boraginaceae, native to Europe and western Asia, with one species east to central Asia...
) - Pulsatilla
- PultenaeaPultenaeaPultenaea is a genus of flowering plants in the family Fabaceae-Faboideae that are native to Australia.Pultenaea is commonly known as “egg and bacon”, “golden” or “bush peas”.The genus is found in south west Western Australia and the eastern states...
- PunicaPunicaPunica is a small genus of fruit-bearing deciduous shrub or small trees. Its best known species is the pomegranate . The only other species in the genus, the Socotra pomegranate , is endemic on the island of Socotra...
(pomegranatePomegranateThe pomegranate , Punica granatum, is a fruit-bearing deciduous shrub or small tree growing between five and eight meters tall.Native to the area of modern day Iran, the pomegranate has been cultivated in the Caucasus since ancient times. From there it spread to Asian areas such as the Caucasus as...
) - PurshiaPurshiaPurshia is a small genus of 5-8 species of flowering plants in the family Rosaceae, native to western North America, where they grow in dry climates from southeast British Columbia in Canada south throughout the western United States to northern Mexico. The classification of Purshia within the...
- PuschkiniaPuschkiniaPuschkinia is a genus of two species of bulbous perennials in the family Asparagaceae, subfamily Scilloideae. It is native to Asia and the Middle East.This genus is named in honor of the Russian botanist Apollo Mussin-Pushkin...
- Putoria
- PuyaPuya (genus)Puya is a genus of the botanical family Bromeliaceae, subfamily Pitcairnioideae. These terrestrial plants are native to the Andes Mountains of South America and southern Central America...
- PycnanthemumPycnanthemumPycnanthemum is a genus of plants in the mint family . They are commonly known as mountain mints , though "the Mountain Mint" may also be any locally common species in particular. Some are known as koellias, after an obsolete genus name.All of the approximately 20 species in this genus are native...
- Pycnostachys
- PyracanthaPyracanthaPyracantha is a genus of thorny evergreen large shrubs in the family Rosaceae, with common names Firethorn or Pyracantha. They are native to an area extending from Southeast Europe east to Southeast Asia, resemble and are related to Cotoneaster, but have serrated leaf margins and numerous thorns...
(firethorn) - PyrolaPyrolaPyrola is a genus of evergreen herbaceous plants in the family Ericaceae. Under the old Cronquist system it was placed in its own family Pyrolaceae, but genetic research showed it belonged in the family Ericaceae. The species are commonly known as wintergreen, a name shared with several other...
(wintergreen) - Pyrostegia
- Pyrrosia
- Pyrus (pearPearThe pear is any of several tree species of genus Pyrus and also the name of the pomaceous fruit of these trees. Several species of pear are valued by humans for their edible fruit, but the fruit of other species is small, hard, and astringent....
)
Q
- Quamoclit
- QuaquaQuaquaThe genus Quaqua falls within the tribe of plants known collectively as stapeliads. All stapeliads, including Quaqua, are old world stem-succulents....
- Quercus (oakOakAn oak is a tree or shrub in the genus Quercus , of which about 600 species exist. "Oak" may also appear in the names of species in related genera, notably Lithocarpus...
) - QuesneliaQuesneliaQuesnelia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus is named For M. Quesnel, French consul to French Guiana. Endemic to eastern Brazil, this genus contains 20 species...
- Quisqualis
R
- RamondaRamonda (plant)Ramonda is a plant genus in the family Gesneriaceae with nearly actinomorphic flowers....
- RanunculusRanunculusRanunculus is a large genus of about 600 species of plants in the Ranunculaceae. Members of the genus include the buttercups, spearworts, water crowfoots and the lesser celandine....
(buttercup, crowfoot) - RanzaniaRanzania (plant)Ranzania is a monotypic genus of perennial herbs in the family Berberidaceae, the only species is Ranzania japonica. It is native to woodlands in the mountains of Honshu, Japan. This genus is named in honor of Ono Ranzan, who has been called "the Japanese Linnaeus". Fleshy stems of Ranzania form...
- RaouliaRaouliaRaoulia is a genus of flowering alpine plants in the daisy family that exhibit very fine and dense growths. These compact growths form large amorphous cushion-like masses with only the growing tips visible. Due to their shape and form, the plant clusters resembles sheep from afar, this giving them...
- Raphia (raffia)
- RatibidaRatibidaRatibida is a genus of flowering plants in the daisy family, Asteraceae. Members of the genus are commonly known as Prairie Coneflowers.-Selected species:* Ratibida columnifera Wooton & Standl. – Upright Prairie Coneflower...
- Ravenala (traveler's tree)
- RebutiaRebutiaRebutia K. Schum. is a genus in the family Cactaceae, native to Bolivia and Argentina.It was designated in 1895 by Karl Moritz Schumann and named after Pierre Rebut , a French cactus nurseryman. The type species is R.minuscula, which has been in cultivation since 1887...
- RehderodendronRehderodendronRehderodendron is a genus of five species of flowering plants in the family Styracaceae, native to southeastern Asia, from southwestern China south to Myanmar and Vietnam.The species are small deciduous trees growing to 10–15 m tall.Species...
- RehmanniaRehmanniaRehmannia is a genus of six species of flowering plants in the order Lamiales, endemic to China.The genus was included in the family Scrophulariaceae or Gesneriaceae in some older classifications. The current placement of the genus is in neither Scrophulariaceae s.s. nor Plantaginaceae s.l....
- Reineckia
- Reinwardtia
- Reseda (Mignonette)
- RetamaRetamaRetama is a genus of flowering bushes in the legume family, Fabaceae. It belongs to the broom tribe, Genisteae. Retama broom bushes are found natively in North Africa, the Levant and some parts of southern Europe. The GRIN database lists three species: Retama raetam, Retama monosperma, and Retama...
- Rhamnus
- RhaphidophoraRhaphidophoraRhaphidophora is a genus in the family Araceae, occurring from tropical Africa eastwards through Malesia and Australasia to the Western Pacific. The genus consists of approximately 100 species.-Description:...
- RhaphiolepisRhaphiolepisRhaphiolepis syn. Raphiolepis Lindl.) is a genus of about 15 species of evergreen shrubs and small trees in the family Rosaceae, native to warm temperate and subtropical eastern and southeastern Asia, from southern Japan, southern Korea and southern China south to Thailand and Vietnam. The genus is...
- Rhapidophyllum (needle palmNeedle PalmRhapidophyllum hystrix is a palm, the sole member of the genus Rhapidophyllum. It is native to the southeastern United States, from central Florida to Georgia, Mississippi, South Carolina and Alabama...
) - RhapisRhapisRhapis is a genus of about 10 species of small palms native to southeastern Asia from southern Japan and southern China south to Thailand. The species are commonly known as Lady Palms....
(lady palm) - RheumRheum (genus)Rheum is a genus of about 60 perennial plants in the family Polygonaceae. The genus includes the vegetable rhubarb The species have large somewhat triangular shaped leaves with long, fleshy petioles. The flowers are small, greenish-white to rose-red, and grouped in large compound leafy...
(rhubarbRhubarbRhubarb is a group of plants that belong to the genus Rheum in the family Polygonaceae. They are herbaceous perennial plants growing from short, thick rhizomes. They have large leaves that are somewhat triangular-shaped with long fleshy petioles...
) - RhexiaRhexiaRhexia is a genus of plants in the Melastomataceae family. Like many other flowers in that family, Rhexia virginica is buzz pollinated and has yellow stamens which change color following the first day of flowering...
- RhipsalisRhipsalisRhipsalis is a genus of epiphytic cacti. They are typically known as mistletoe cacti. The scientific name derives from the Ancient Greek term for wickerwork, referring to the plants' habitus. Rhipsalis is one is part of the tribe Rhipsalideae within the subfamily Cactoideae of the Cactaceae...
- RhodantheRhodantheRhodanthe is a genus of flowering plants within the daisy family Asteraceae, endemic to Australia.The name Rhodanthe is derived from Greek rhodon, rose and anthos, flower....
(strawflowerStrawflowerThe genus Helichrysum consists of an estimated 600 species, in the sunflower family . The type species is Helichrysum orientale. The name is derived from the Greek words helisso and chrysos ....
) - Rhodanthemum
- RhodiolaRhodiolaRhodiola is a genus of perennial plants in the family Crassulaceae that resemble Sedum and other members of the family. Like sedums, Rhodiola species are often called stonecrops. Some authors merge Rhodiola into Sedum....
- RhodochitonRhodochitonRhodochiton is a genus of flowering plants within the family Plantaginaceae. There are three species in this genus, the most commonly grown is R. astrosanguineum, the purple bell vine. Native of woodland in Mexico, this attractive plant scrambles through the undergrowth and produces dark purple...
- RhododendronRhododendronRhododendron is a genus of over 1 000 species of woody plants in the heath family, most with showy flowers...
- Rhodohypoxis
- RhodophialaRhodophialaRhodophiala is a genus of herbaceous, perennial and bulbous plants in the Amaryllis family . It consists of 28 South American species distributed in southern Brazil, Argentina, and, specially, in Chile....
- Rhodothamnus
- RhodotyposRhodotyposRhodotypos scandens, the sole species of the genus Rhodotypos, is a deciduous shrub in the family Rosaceae, closely related to Kerria and included in that genus by some botanists...
- RhoeoRhoeoIn Greek mythology, Rhoeo was a daughter of Staphylus and Chrysothemis, sister to Parthenos and Molpadia or Hemithea. Parthenius relates that she once experienced a great jealosy of her sister Hemithea when Staphylus arranged for the latter to spend a night with Lyrcus, his guest, whom both...
- RhoicissusRhoicissusRhoicissus is a genus in the Grape family and the Vitoideae subfamily having 2 or more species.The leaves of species R. tomentosa and R...
- Rhombophyllum
- Rhus (sumacSumacSumac is any one of approximately 250 species of flowering plants in the genus Rhus and related genera, in the family Anacardiaceae. Sumacs grow in subtropical and temperate regions throughout the world, especially in Africa and North America....
) - Rhynchelytrum
- RhynchostylisRhynchostylisThe genus Rhynchostylis, abbreviated as Rhy in horticultural trade, is a member of the Orchid family , consisting of 6 species endemic to India, Malaysia, Indonesia and the Philippines....
(an orchid genus) - RibesRibesRibes is a genus of about 150 species of flowering plants native throughout the temperate regions of the Northern Hemisphere. It is usually treated as the only genus in the family Grossulariaceae. Seven subgenera are recognized....
(currantRibesRibes is a genus of about 150 species of flowering plants native throughout the temperate regions of the Northern Hemisphere. It is usually treated as the only genus in the family Grossulariaceae. Seven subgenera are recognized....
) - RicheaRicheaRichea is a genus of 11 species of flowering plants in the family Ericaceae. Nine of the species are endemic to Tasmania and the other two are endemic to the south-east of the Australian mainland.Species include:*Richea acerosa F.Muell....
- Ricinus (castor-oil plant)
- Rigidella
- RobiniaRobiniaRobinia is a genus of flowering plants in the family Fabaceae, subfamily Faboideae, native to North America and northern Mexico. Commonly known as "locusts", they are deciduous trees and shrubs growing 4-25 m tall. The leaves are pinnate with 7-21 oval leaflets. The flowers are white or pink, in...
- Rochea
- RodgersiaRodgersiaRodgersia is a genus of flowering plants in the Saxifragaceae family. Rodgersia are herbaceous perennials originating from east Asia.-Taxonomy:The review of the genus by Pan Jin-tang, in 1994 recognises five distinct species....
- RodrigueziaRodrigueziaRodriguezia, abbreviated Rdza. in the horticultural trade, is a genus of orchids. It consists of 35 species, native to tropical America, in particular Brazil.-List of species:* Rodriguezia arevaloi* Rodriguezia bahiensis...
- RohdeaRohdeaRohdea japonica, the sole species in the genus Rohdea, is a flowering plant, native to eastern Asia from southwestern China to Japan. Common names include Nippon Lily, Sacred Lily, and Japanese Sacred Lily; synonyms include Orontium japonicum, Rohdea esquirolii, and Rohdea sinensis...
- RomanzoffiaRomanzoffiaRomanzoffia is a genus of flowering plants in the waterleaf family known as mistmaids or mistmaidens. There are 5 species which are native to western North America from California north to Alaska. Mistmaids may be annual or perennial and low patchy herbs to small bushes, depending on species...
- RomneyaMatilija poppyRomneya is a genus of flowering plants belonging to the poppy family . There are two species in genus Romneya, which was named for Irish astronomer John Thomas Romney Robinson. They are known commonly as Matilija poppies or tree poppies and are native to southern California and northern...
(Matilija poppyMatilija poppyRomneya is a genus of flowering plants belonging to the poppy family . There are two species in genus Romneya, which was named for Irish astronomer John Thomas Romney Robinson. They are known commonly as Matilija poppies or tree poppies and are native to southern California and northern...
, tree poppy) - RomuleaRomuleaRomulea is a genus of about 80 species of flowering plants in the iris family distributed in Europe, the Mediterranean, and South Africa. The genus name refers to the legendary Rome founder Romulus, and alludes to the abundance of one of the species in the Roman countryside.Some of the species:*...
- RondeletiaRondeletia (plant)Rondeletia is a genus of flowering plants in the family Rubiaceae. It is endemic to the neotropics. There are around 160 species.Rondeletia odorata is widely grown as an ornamental. Several other species are also known in cultivation....
- Rosa (roseRoseA rose is a woody perennial of the genus Rosa, within the family Rosaceae. There are over 100 species. They form a group of erect shrubs, and climbing or trailing plants, with stems that are often armed with sharp prickles. Flowers are large and showy, in colours ranging from white through yellows...
) - RoscoeaRoscoeaRoscoea is a genus of perennial plants of the family Zingiberaceae . Most members of the family are tropical, whereas Roscoea species are native to mountainous regions of the Himalayas, China and its southern neighbours. Roscoea flowers superficially resemble orchids, although they are not related...
- RosmarinusRosmarinusRosmarinus is a small genus of woody, perennial herbs with fragrant evergreen needle-like leaves in the family Lamiaceae, native to the Mediterranean Basin.-Description:...
(rosemaryRosemaryRosemary, , is a woody, perennial herb with fragrant, evergreen, needle-like leaves and white, pink, purple or blue flowers, native to the Mediterranean region. It is a member of the mint family Lamiaceae, which includes many other herbs, and is one of two species in the genus Rosmarinus...
) - RossioglossumRossioglossumRossioglossum is a genus of flowering plants from the orchid family, Orchidaceae.- References :*Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. . Genera Orchidacearum 1. Oxford Univ. Press....
- RothmanniaRothmanniaRothmannia is a genus of plant in family Rubiaceae. The following incomplete list shows some of the species:* Rothmannia annae Keay* Rothmannia attopevensis* Rothmannia capensis Thunb....
- RoystoneaRoystoneaRoystonea is a genus of eleven species of monoecious palms, native to the Caribbean Islands, and the adjacent coasts of Florida, Central and South America. Commonly known as the royal palms, the genus was named for Roy Stone, a U.S. Army engineer...
(royal palm) - RubusRubusRubus is a large genus of flowering plants in the rose family, Rosaceae, subfamily Rosoideae. Raspberries, blackberries, and dewberries are common, widely distributed members of the genus. Most of these plants have woody stems with prickles like roses; spines, bristles, and gland-tipped hairs are...
(raspberryRaspberryThe raspberry or hindberry is the edible fruit of a multitude of plant species in the genus Rubus, most of which are in the subgenus Idaeobatus; the name also applies to these plants themselves...
) - RudbeckiaRudbeckiaRudbeckia is a plant genus of 23 species in the family Asteraceae. The species are commonly called coneflowers and black-eyed-susans; all are native to North America and many species are cultivated in gardens for their showy yellow or gold flower heads.The species are herbaceous, mostly perennial...
(coneflower) - RuelliaRuelliaRuellia is a genus of flowering plants. Commonly known as ruellias or wild petunias, they are not closely related to petunias . Both genera belong to the same euasterid clade, however...
- RumexRumexThe docks and sorrels, genus Rumex L., are a genus of about 200 species of annual, biennial and perennial herbs in the buckwheat family Polygonaceae....
(dock) - RumohraRumohraRumohra is a genus of ferns in the family Elaphoglossaceae.The fronds of species within this genus contain round sori on the underside of the pinnae unlike many other ferns which have separate specialized reproductive fronds. Many of the sori have peltate indusia and have prominent scales on the...
- Rupicapnos
- RuschiaRuschiaRuschia is a genus of plant in family Aizoaceae.Species include:* Ruschia namusmontana, Friedrich...
- RuscusRuscusRuscus is a genus of six species of flowering plants, native to western and southern Europe , Macaronesia, northwest Africa, and southwestern Asia east to the Caucasus. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae...
- RusseliaRusseliaRusselia is a genus of flowering plants in the plantain family, Plantaginaceae. It is sometimes placed in the families Scrophulariaceae or Veronicaceae. The name honours Scottish naturalist Alexander Russell . Members of the genus are commonly known as Firecracker plants or Coralblows...
- Ruta (rueRueRue is a genus of strongly scented evergreen subshrubs 20–60 cm tall, in the family Rutaceae, native to the Mediterranean region, Macaronesia and southwest Asia. There are perhaps 8 to 40 species in the genus...
)
S
- SabalSabalSabal is a genus of New World palms, many of the species being known as palmetto. They are fan palms , with the leaves with a bare petiole terminating in a rounded fan of numerous leaflets; in some of the species, the leaflets are joined for up to half of their length...
(palmettoSabal palmettoSabal palmetto, also known as cabbage palm, palmetto, cabbage palmetto, palmetto palm, blue palmetto, Carolina palmetto, common palmetto, swamp cabbage and sabal palm, is one of 15 species of palmetto palm . It is native to the southeastern United States, Cuba, and the Bahamas...
) - Saccharum (plume grass, sugar cane)
- SadleriaSadleriaSadleria is a genus of six species of ferns in the family Blechnaceae, all endemic to Hawaii.Species*Sadleria cyatheoides Kaulf. *Sadleria pallida Hook...
- SaginaSaginaSagina is a genus of 20–30 species of flowering plants in the family Caryophyllaceae. These are flowering herbs native to temperate regions of the Northern Hemisphere extending south to tropical mountain areas at high altitudes, reaching just south of the equator in Africa...
(pearlwortSaginaSagina is a genus of 20–30 species of flowering plants in the family Caryophyllaceae. These are flowering herbs native to temperate regions of the Northern Hemisphere extending south to tropical mountain areas at high altitudes, reaching just south of the equator in Africa...
) - SagittariaSagittariaSagittaria is a genus of about 30 species of aquatic plants whose members go by a variety of common names, including arrowhead, duck potato, iz-ze-kn, katniss, kuwai , swan potato, tule potato, and wapato...
(arrowheadArrowheadAn arrowhead is a tip, usually sharpened, added to an arrow to make it more deadly or to fulfill some special purpose. Historically arrowheads were made of stone and of organic materials; as human civilization progressed other materials were used...
) - SaintpauliaSaintpauliaSaintpaulia, commonly known as African violet, is a genus of six species of herbaceous perennial flowering plants in the family Gesneriaceae, native to Tanzania and adjacent southeastern Kenya in eastern tropical Africa, with a concentration of species in the Nguru mountains of Tanzania...
(African violet) - Salix (willowWillowWillows, sallows, and osiers form the genus Salix, around 400 species of deciduous trees and shrubs, found primarily on moist soils in cold and temperate regions of the Northern Hemisphere...
) - SalpiglossisSalpiglossisSalpiglossis is a is a genus of the botanical family Solanaceae.Salpiglossis derives from the Greek for "trumpet" and "tongue" ....
- SalviaSalviaSalvia is the largest genus of plants in the mint family, Lamiaceae, with approximately 700-900 species of shrubs, herbaceous perennials, and annuals. It is one of several genera commonly referred to as sage. When used without modifiers, sage generally refers to Salvia officinalis ; however, it is...
(sageSalviaSalvia is the largest genus of plants in the mint family, Lamiaceae, with approximately 700-900 species of shrubs, herbaceous perennials, and annuals. It is one of several genera commonly referred to as sage. When used without modifiers, sage generally refers to Salvia officinalis ; however, it is...
) - SalviniaSalviniaSalvinia, a genus in the family Salviniaceae, is a floating fern named in honor of Antonio Maria Salvini, a 17th Century Italian scientist. The genus was published by Séguier, in Pl. Veron. 3: 52. 1754. About ten species exist....
- Sambucus (elderElderberrySambucus is a genus of between 5 and 30 species of shrubs or small trees in the moschatel family, Adoxaceae. It was formerly placed in the honeysuckle family, Caprifoliaceae, but was reclassified due to genetic evidence...
) - SancheziaSancheziaSanchezia is a genus of the plant family Acanthaceae. It is estimated to contain about 20 to 50 species. Members of this genus are shrubs, rarely small trees or herbs, occurring in the lowlands of tropical South and Central America...
- SandersoniaSandersoniaSandersonia is a plant genus native to South Africa of the family Colchicaceae. It has only one species, Sandersonia aurantiaca. It is also called Christmas bells, Golden lily of the valley or Chinese lantern lily. S. aurantiaca is a perennial plant and a climber that can reach 30 inches in height...
- Sanguinaria (bloodrootBloodrootBloodroot is a perennial, herbaceous flowering plant native to eastern North America from Nova Scotia, Canada southward to Florida, United States...
) - SanguisorbaSanguisorbaSanguisorba is a genus of perennial herbs or small shrubs in the family Rosaceae, native to the temperate regions of the Northern Hemisphere. The common name is Burnet. The stems grow to 50-200 cm tall, with a cluster of basal leaves, and further leaves arranged alternately up the stem...
(burnet) - SansevieriaSansevieriaSansevieria is a genus of about 70 species of flowering plants, whose common names include mother-in-law's tongue, devil's tongue, jinn's tongue, bow string hemp, snake plant and snake tongue. It is often included in the genus Dracaena; in the APG III classification system, both genera are placed...
- SantolinaSantolinaSantolina is a genus of flowering plants in the family Asteraceae, native to the Mediterranean region. Between five and 24 species are accepted by different authorities....
- Sanvitalia (creeping zinniaCreeping zinniaThe creeping zinnias are four or five species belonging to the family Asteraceae and native to Southwestern United States, Mexico, Central America, South America, Northwest China ....
) - SapindusSapindusSapindus is a genus of about five to twelve species of shrubs and small trees in the Lychee family, Sapindaceae, native to warm temperate to tropical regions in both the Old World and New World. The genus includes both deciduous and evergreen species. Members of the genus are commonly known as...
- SapiumSapiumSapium is a genus of flowering plants in the family Euphorbiaceae, comprising about 125 species. The genus is native to the tropics, especially the Neotropics...
(tallow tree) - SaponariaSaponariaSaponaria, also known as soapworts, is a genus of about 20 species of perennial herbs in the Caryophyllaceae, native to southern Europe and southwest Asia. The most familiar species in Europe is the Common Soapwort , locally simply known as "the Soapwort". They grow to a height of 10-60 cm, with...
(soapwortSoapwortCommon Soapwort is a vespertine flower, and a common perennial plant from the carnation family . Other common names are Bouncing Bet and Sweet William; locally it is simply "the Soapwort" although there are about 20 species of soapworts altogether.The scientific name Saponaria is derived from the...
) - SarcocapnosSarcocapnosSarcocapnos is a genus of at least 6 species of somewhat fleshy, cushion-forming annual to perennial plants, native to cliffs in the French Pyrenees, Spain, and north Africa.-Description:...
- Sarcocaulon
- SarcococcaSarcococcaSarcococca, Sweet box, or Christmas box is a genus of 16-20 species of flowering plants in the family Buxaceae, native to eastern and southeastern Asia and the Himalaya. They are slow-growing evergreen shrubs 1-2 m tall. The leaves are borne alternately, 3-12 cm long and 1-4 cm broad. They bear...
- SaritaeaSaritaeaSaritaea The single species in this genus, which belongs to the trumpet-vine family, native to Colombia and Ecuador. The stems are almost round in cross-section, and are marked with longitudinal stripes. The 10 cm leaves have 2 leaflets and a further 2 leaflet-like appendages at the base of...
- Sarmienta
- SarraceniaSarraceniaSarracenia is a genus comprising 8 to 11 species of North American pitcher plants. The genus belongs to the family Sarraceniaceae, which also contain the closely allied genera Darlingtonia and Heliamphora....
(pitcher plantPitcher plantPitcher plants are carnivorous plants whose prey-trapping mechanism features a deep cavity filled with liquid known as a pitfall trap. It has been widely assumed that the various sorts of pitfall trap evolved from rolled leaves, with selection pressure favouring more deeply cupped leaves over...
) - SasaSasa (genus)Sasa is a genus of running bamboo. These species have at most one branch per node....
- SassafrasSassafrasSassafras is a genus of three extant and one extinct species of deciduous trees in the family Lauraceae, native to eastern North America and eastern Asia.-Overview:...
- Satureja (savory)
- SauromatumSauromatumSauromatum is a genus of flowering plants in the family Araceae. The genus contains only two species that are endemic to tropical Africa, Asia, and the Middle East. Their inflorescences last for only a few hours to a day and give off an unpleasant smell. The inflorescence disperses its odor by...
- SaxegothaeaSaxegothaeaSaxegothaea is a genus comprising a single species of conifer belonging to the podocarp family Podocarpaceae, its full scientific name is Saxegothaea conspicua, native to southern South America...
- Saxifraga (saxifrageSaxifrageSaxifraga is the largest genus in the family Saxifragaceae, containing about 440 species of Holarctic perennial plants, known as saxifrages. The Latin word saxifraga means literally "stone-breaker", from Latin + ...
) - ScabiosaScabiosaScabiosa is a genus in the teasel Family Dipsacaceae of flowering plants. Many of the species in this genus have common names that include the word scabious; however some plants commonly known as scabious are currently classified in related genera such as Knautia and Succisa; at least some of...
(scabious plant) - ScadoxusScadoxusScadoxus is a genus of 9 species native to tropical Africa in the family Amaryllidaceae, subfamily Amaryllidoideae. The genus has close affinities with Haemanthus from which it has only recently been separated.Species in the genus are...
(blood lily) - ScaevolaScaevolaScaevola is a genus of flowering plants in the Goodenia family, Goodeniaceae. It consists of more than 130 tropical species, with the center of diversity being Australia and Polynesia, including Hawaii....
- ScheffleraScheffleraSchefflera is a genus of flowering plants in the family Araliaceae. The plants are trees, shrubs or lianas, growing tall, with woody stems and palmately compound leaves. The circumscription of the genus has varied greatly...
- SchimaSchima[[Schima is a [[genus]] of evergreen trees belonging to the tea family, [[Theaceae]].The genus inhabits warm temperate to subtropical climates across southern and southeastern Asia, from the eastern [[Himalaya]] of [[Nepal]] and eastern [[India]] across [[Indochina]], southern [[China]],...
- SchinusSchinusSchinus is a genus of flowering trees and tall shrubs in the sumac family, Anacardiaceae. Members of the genus are commonly known as pepper trees. The Peruvian Pepper Tree is the source of the spice known as pink peppercorns but can become serious invasive species outside their natural habitats...
- SchisandraSchisandraSchisandra is a genus of shrub commonly grown in gardens. It is a hardy deciduous climber which thrives in virtually any soil; its preferred position is on a sheltered shady wall. It may be propagated by taking cuttings of half-matured shoots in August. Species include S. chinensis, S....
- SchizachyriumSchizachyriumSchizachyrium is a genus of grasses in the Poaceae family. The name is derived from the Greek words σχίζειν , meaning "to split," and ἄχυρον , meaning "chaff." It refers to either the glume or the toothed lemmas. Members of the genus are commonly known as bluestems.-Selected species:-External links:*...
- SchizanthusSchizanthusSchizanthus ,—common names butterfly flower, fringeflower, poor-man's-orchid—is a genus of plants in the Solanaceae family....
- SchizopetalonSchizopetalonSchizopetalon is a genus of the botanical family Brassicaceae....
- SchizophragmaSchizophragmaSchizophragma is a genus of four species of lianas in the Hydrangeaceae, native to Asia from the Himalaya east to Taiwan and Japan. One species, S. hydrangeoides, is known as Climbing Hydrangea Vine....
- Schizostylis
- SchlumbergeraSchlumbergeraSchlumbergera is a genus of cactus from the coastal mountains of south-eastern Brazil. Plants grow on trees or rocks in habitats which are generally shady with high humidity and can be quite different in appearance from their desert-dwelling cousins...
- SchoenoplectusSchoenoplectusSchoenoplectus is a genus of about 80 species of sedges with a cosmopolitan distribution. Note that the name bulrush is also applied to species in the unrelated genus Typha...
- SchomburgkiaSchomburgkiaSchomburgkia is a genus of plants belonging to the family Orchidaceae. This genus is named for Richard Schomburgk, a German botanist who explored British Guiana during the 19th century. Species in this genus are either ephiphytic or lithophytic in their growth habit...
- SchotiaSchotiaSchotia is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Caesalpinioideae. It occurs in southern Africa. The genus was named for Richard van der Schot by Jacquin who was the director of the Imperial Gardens at Schönbrunn Palace, Viena...
- SchwantesiaSchwantesiaSchwantesia is a genus of plant in the family Aizoaceae. It is named in honor of the german botanist and archaeologist Gustav Schwantes .Species include:* Schwantesia constanceae, N.Zimm....
- SciadopitysSciadopitysThe Koyamaki , or Japanese Umbrella-pine, is a unique conifer endemic to Japan. It is the sole member of the family Sciadopityaceae and genus Sciadopitys, a living fossil with no close relatives, and known in the fossil record for about 230 million years.Its genus name comes from the Greek prefix...
- ScillaScillaScilla is a genus of about 50 bulb-forming perennial herbs in the family Asparagaceae, subfamily Scilloideae, native to woodlands, subalpine meadows, and seashores throughout Europe and Asia...
- ScindapsusScindapsusScindapsus is a genus of flowering plants in the Araceae family consisting of close to 40 species. It is endemic to Asia, but can also be found in the Pacific islands. Scindapsus isn't easily distinguishable from Epipremnum. The main difference between the two genera is in the number of seeds they...
- Scirpoides
- SclerocactusSclerocactusSclerocactus is a genus of cacti. It comprises about 15 species, the exact number depending on the authority. These species are very xerophytic...
- Scoliopsus
- ScopoliaScopoliaScopolia is a genus of five species of flowering plants in the family Solanaceae, native to Europe and Asia. The genus is named after Giovanni Scopoli , a Tyrolian naturalist....
- ScrophulariaScrophulariaThe genus Scrophularia of the family Scrophulariaceae comprises about 200 species of herbaceous flowering plants commonly known as figworts. Species of Scrophularia all share square stems, opposite leaves and open two-lipped flowers forming clusters at the end of their stems...
(figwort) - ScutellariaScutellariaScutellaria is a genus of flowering plants in the mint family, Lamiaceae. It contains about 300 species, which are commonly known as skullcaps...
- SecurinegaSecurinegaSecurinega was a genus of plant under the family Phyllanthaceae and the sole genus in the subtribe Securineginae. It consisted of several species, all of which are now synonyms for species under the genus Flueggea:...
- SedumSedumSedum is a large genus of flowering plants in the family Crassulaceae, members of which are commonly known as stonecrops. It contains around 400 species of leaf succulents that are found throughout the Northern Hemisphere, varying from annual and creeping herbs to shrubs. The plants have...
(stonecrop) - Selaginella
- SelagoSelagoSelago is a genus of plant in family Scrophulariaceae. It contains the following species :* Selago lepida, Hilliard* Selago nachtigalii, Rolfe...
- Selenicereus
- Selinum
- SemeleSemeleSemele , in Greek mythology, daughter of the Boeotian hero Cadmus and Harmonia, was the mortal mother of Dionysus by Zeus in one of his many origin myths. In another version of his mythic origin, he is the son of Persephone...
- Semiaquilegia
- SemiarundinariaSemiarundinariaSemiarundinaria is a genus of tall or shrubby running bamboos. The species are found from temperate and subtropical regions of China and Japan....
- Sempervivum (hens and chicks)
- SenecioSenecioSenecio is a genus of the daisy family that includes ragworts and groundsels. The flower heads are normally rayed, completely yellow, and the heads are borne in branched clusters...
(ragwort) - Senna (herb)
- SequoiaSequoia (genus)Sequoia is a genus of redwood coniferous trees in the Sequoioideae subfamily, of the Cupressaceae family. The only extant species of the genus is the Sequoia sempervirens in the Northern California coastal forests ecoregion of Northern California and Southern Oregon in the United States...
(coast redwood) - SequoiadendronSequoiadendronSequoiadendron giganteum is the sole living species in the genus Sequoiadendron, and one of three species of coniferous trees known as redwoods, classified in the family Cupressaceae in the subfamily Sequoioideae, together with Sequoia sempervirens and...
(giant sequoia) - Seriphidium
- SerissaSerissaSerissa is a genus of flowering plants in the family Rubiaceae, containing only one species, Serissa foetida. It is native to open sub-tropical woodlands and wet meadows in southeast Asia, from India, and China to Japan...
- SerruriaSerruriaSerruria is a genus of flowering plants in the family Proteaceae, endemic to South Africa.Species include:...
- SesbaniaSesbaniaSesbania is a genus of flowering plants in the pea family, Fabaceae and the only genus found in Tribe Sesbanieae. Notable species include the Rattlebox , Spiny Sesbania , and Sesbania sesban, which is used in cooking...
- SesleriaSesleriaSesleria is a genus of perennial grass in the Poaceae family.-Species:* Sesleria achtarovii* Sesleria alba* Sesleria albanica* Sesleria albicans* Sesleria americana* Sesleria anatolica* Sesleria angustifolia...
- SetariaSetariaSetaria is a genus of grasses in the Poaceae family.-Selected species:* Setaria cernua Kunth* Setaria dielsii R.A.W.Herrm.* Setaria faberi R.A.W.Herrm.* Setaria incrassata Hack. – Vlei Bristle Grass...
- Shepherdia
- ShibataeaShibataeaShibataea is a genus of bamboo. It is used to make canes.It is a unique shorter bamboo with dark green leaves. This genus of small bamboos are more closely related to the genus Phyllostachys than other small bamboos. An excellent tall groundcover or short hedge, this species is especially suited to...
- ShortiaShortiaShortia is a small genus of subshrubs or perennial herbs in the family Diapensiaceae. There are five species, four in Asia and one in the Appalachian Mountains of eastern North America. They are found in mountainous areas, generally from 1000–2000 meters elevation. All have restricted ranges...
- Sibiraea
- SidalceaSidalceaSidalcea is a genus of the botanical family Malvaceae. It contains several species of flower known generally as checkerblooms or checkermallows.Selected species:*Sidalcea calycosa - annual checkerbloom...
- SideritisSideritisSideritis is a genus of flowering plants well known for their medicinal properties...
- SileneSileneSilene is a genus of flowering plants in the family Caryophyllaceae. Common names include campion and catchfly....
(campion) - SilphiumSilphiumSilphium was a plant that was used in classical antiquity as a rich seasoning and as a medicine. It was the essential item of trade from the ancient North African city of Cyrene, and was so critical to the Cyrenian economy that most of their coins bore a picture of the plant...
- Silybum
- Simmondsia (jojobaJojobaJojoba, pronounced , is a shrub native to the Sonoran and Mojave deserts of Arizona, California, and Mexico. It is the sole species of the family Simmondsiaceae, placed in the order Caryophyllales. It is also known as goat nut, deer nut, pignut, wild hazel, quinine nut, coffeeberry, and gray box...
) - SinningiaSinningiaSinningia is a genus of flowering plants in the family Gesneriaceae. It is named after Wilhelm Sinning , a gardener of the Botanische Gärten der Friedrich-Wilhelms-Universität Bonn...
- Sinocalycanthus
- SinofranchetiaSinofranchetiaSinofranchetia is a genus of flowering plant in the Lardizabalaceae family....
- SinojackiaSinojackiaSinojackia is a genus of five to eight species of flowering plants in the family Styracaceae, all endemic to China.The species are deciduous shrubs or small trees growing to 4–12 m tall.Species* Sinojackia dolichocarpa C.J.Qi...
- SinowilsoniaSinowilsoniaSinowilsonia is a monotypic genus of plant containing the single species Sinowilsonia henryi. It is endemic to China. It is threatened by habitat loss.-Source:* World Conservation Monitoring Centre 1998. . Downloaded on 23 August 2007....
- Sisyrinchium
- SkimmiaSkimmiaSkimmia is a genus of four species of evergreen shrubs and small trees in the Rue family, Rutaceae, all native to warm temperate regions of Asia. The leaves are clustered at the ends of the shoots, simple, lanceolate, 6-21 cm long and 2-5 cm broad, with a smooth margin. The flowers are in...
- Smilacina
- SmilaxSmilaxSmilax is a genus of about 300-350 species, found in temperate zones, tropics and subtropics worldwide. In China for example about 80 are found , while there are 20 in North America north of Mexico...
- Smithiantha
- SmyrniumSmyrniumSmyrnium is a genus of umbelliferous plants. Species include Smyrnium olusatrum and Smyrnium perfoliatum....
- SobraliaSobraliaSobralia is a genus of about 125 orchids and the only genus of the subtribe Sobraliinae.It is native to Central and South America. The plants are more commonly terrestrial, but are also found growing epiphytically, in wet forests from sea level to about 8,800 ft. The genus was named for Dr....
- SolandraSolandraSolandra is a genus of flowering plants in the nightshade family, Solanaceae. It is named after the Swedish naturalist Daniel C. Solander....
- SolanumSolanumSolanum, the nightshades, horsenettles and relatives, is a large and diverse genus of annual and perennial plants. They grow as forbs, vines, subshrubs, shrubs, and small trees, and often have attractive fruit and flowers. Many formerly independent genera like Lycopersicon or Cyphomandra are...
(potatoPotatoThe potato is a starchy, tuberous crop from the perennial Solanum tuberosum of the Solanaceae family . The word potato may refer to the plant itself as well as the edible tuber. In the region of the Andes, there are some other closely related cultivated potato species...
, nightshade) - SoldanellaSoldanellaThe genus Soldanella, commonly known in English as snowbell, includes about 15 species in the flowering plant family Primulaceae, native to European mountains, from the Pyrenees, the Apennines, the Alps, the Carpathians and the Balkans...
(snowbell) - Soleirolia
- Solenopsis
- Solenostemon
- Solidago (goldenrodGoldenrodSolidago, commonly called goldenrods, is a genus of about 100 species of flowering plants in the family Asteraceae. Most are herbaceous perennial species found in the meadows and pastures, along roads, ditches and waste areas in North America. There are also a few species native to Mexico, South...
) - Solidaster (supposedly hybrid genus; see Solidago)
- Sollya
- Sonerila
- SophoraSophoraSophora is a genus of about 45 species of small trees and shrubs in the subfamily Faboideae of the pea family, Fabaceae. The species are native to southeast Europe, southern Asia, Australasia, various islands in the Pacific Ocean, western South America, the western United States, the Southern US...
- SophrolaeliocattleyaSophrolaeliocattleyaSophrolaeliocattleya is a nothogenus of artificial intergeneric orchid hybrids...
(trigeneric hybrid orchid) - SophronitisSophronitisSophronitis, abbreviated Soph in horticultural trade, is a genus of small, epiphytic or lithophytic orchids, growing in the damp montane forest of eastern Brazil, Paraguay and NE Argentina. Currently, 65 species are recognized....
(an orchid genus) - SorbariaSorbariaSorbaria is a genus of around 9 species of flowering plants belong to family Rosaceae.-Species:*Sorbaria arborea*Sorbaria kirilowii*Sorbaria sorbifolia*Sorbaria tomentosa...
- SorbusSorbusSorbus is a genus of about 100–200 species of trees and shrubs in the subfamily Maloideae of the Rose family Rosaceae. Species of Sorbus are commonly known as whitebeam, rowan, service tree, and mountain ash...
(rowanRowanThe rowans or mountain-ashes are shrubs or small trees in genus Sorbus of family Rosaceae. They are native throughout the cool temperate regions of the Northern Hemisphere, with the highest species diversity in the mountains of western China and the Himalaya, where numerous apomictic microspecies...
, whitebeamWhitebeamThe whitebeams are members of the Rosaceae family, comprising subgenus Aria of genus Sorbus, and hybrids involving species of this subgenus and members of subgenera Sorbus, Torminaria and Chamaemespilus. They are deciduous trees with simple or lobed leaves, arranged alternately...
) - SorghastrumSorghastrumSorghastrum is a genus of grasses in the Poaceae family. Members of the genus are commonly known as Indiangrass.-Selected species:*Sorghastrum bipennatum Pilg.*Sorghastrum elliottii Nash – Slender Indiangrass...
- SparaxisSparaxisSparaxis is a genus in the family Iridaceae with about 13 species endemic to Cape Province, South Africa.All are perennials that grow during the wet winter season, flower in spring and survive underground as dormant corms over summer...
- SparganiumSparganiumSparganium is a genus of flowering plants, containing about 20 species in temperate regions of both the Northern and Southern Hemispheres. It was previously placed alone in the family Sparganiaceae...
- Sparrmania
- Spartina (cord grass)
- Spartium (broomBroom (shrub)Brooms are a group of evergreen, semi-evergreen, and deciduous shrubs in the subfamily Faboideae of the legume family Fabaceae, mainly in the three genera Chamaecytisus, Cytisus and Genista, but also in many other small genera . All genera in this group are from the tribe Genisteae...
) - SpathiphyllumSpathiphyllumSpathiphyllum is a genus of about 40 species of monocotyledonous flowering plants in the family Araceae, native to tropical regions of the Americas and southeastern Asia. Certain species of Spathiphyllum are commonly known as Spath or Peace Lilies.They are evergreen herbaceous perennial plants with...
- SpathodeaSpathodeaSpathodea is a monotypic genus in the flowering plant family Bignoniaceae. The single species it contains, Spathodea campanulata, is commonly known as the Fountain Tree, African Tulip Tree, Flame-of-the-forest, Rudra Palash, Pichkari or Nandi Flame. It is a tree that grows between tall and is...
- Sphaeralcea
- SpigeliaSpigeliaSpigelia is a genus of flowering plants in the family Loganiaceae. It contains around 60 species, distributed over the warmer parts of the Americas, from the latitude of Buenos Aires to the Southern United States...
- SpiraeaSpiraeaSpiraea , is a genus of about 80-100 species of shrubs in the family Rosaceae, subfamily Spiraeoideae. They are native to the temperate Northern Hemisphere, with the greatest diversity in eastern Asia....
(spirea) - Sprianthes (an orchid genus)
- SporobolusSporobolusSporobolus is a genus of grasses in the family Poaceae. They are usually called dropseed grasses or sacaton grasses. They are typical prairie and savanna plants, and they occur in other types of open habitat in warmer climates....
- SprekeliaSprekeliaSprekelia is a genus of at least three bulbous plants in the family Amaryllidaceae, subfamily Amaryllidoideae. They are native to Central America. Like Hippeastrum, these plants were known as Amaryllis. Sprekelia plants are sometimes called "Aztec lilies", although they are not true lilies...
- StachysStachysStachys is one of the largest genera in the flowering plant family Lamiaceae. Estimates of the number of species in the genus vary from about 300, to about 450. The type species for the genus is Stachys sylvatica. Stachys is in the subfamily Lamioideae...
(betony) - StachyurusStachyurusStachyurus is a flowering plant genus in the family StachyuraceaeCasuarictin, a type of tannin, is found in the species within the genus.-Species list:* S. chinensis* S. cordatulus* S. himalaicus* S. obovatus* S. praecox...
- StangeriaStangeriaStangeria eriopus is a cycad endemic to southern Africa It is the sole species in the genus Stangeria, most closely related to the Australian genus Bowenia, with which it forms the family Stangeriaceae....
- StanhopeaStanhopeaStanhopea is a genus of the orchid family from Central and South America. The abbreviation used in horticultural trade is Stan. The genus is named for the 4th Earl of Stanhope , president of the Medico-Botanical Society of London...
(an orchid genus) - StapeliaStapeliaThe genus Stapelia consists of around 40 species of low growing, spineless, stem succulent plants, predominantly from South Africa. The flowers of certain species, most notably Stapelia gigantea, can reach 41 cm in diameter when fully open...
- Stapelianthus
- Staphylea (bladdernutBladdernutStaphylea is a small genus of 10 or 11 species of flowering plants in the family Staphyleaceae, native to temperate regions of the Northern Hemisphere. The highest species diversity is in China, where four species occur....
) - StauntoniaStauntoniaStauntonia is a genus of flowering plant in the Lardizabalaceae family.-Selected species:*Stauntonia alata*Stauntonia angustifolia*Stauntonia brachyanthera*Stauntonia brachybotrya*Stauntonia brevipes*Stauntonia brunoniana...
- Stenanthium
- StenocactusStenocactusStenocactus is a genus of cacti.-Synonymy:The following genera have been brought into synonymy with Sclerocactus:*Echinofossulocactus Britton & Rose*Efossus Orcutt...
- StenocarpusStenocarpusStenocarpus is a genus of around 25 species of woody trees or shrubs of the family Proteaceae, occurring in rainforests of Eastern and monsoonal areas of Northern and North-Western Australia with 2 extending into New Guinea and the Aru Islands, with the greatest diversity occurring in New...
- StenocereusStenocereusStenocereus is a genus of columnar or tree-like cacti from the Baja California Peninsula and other parts of Mexico, Arizona in the United States, Costa Rica, Guatemala, Venezuela and the ABC islands of the Dutch Caribbean. The genus has been enlarged by the addition of species from several other...
- Stenomesson
- Stenotaphron
- StenotusStenotusStenotus is a genus of flowering plants in the daisy family, Asteraceae. -Species:* Stenotus acaulis, stemless mock goldenweed* Stenotus armerioides, thrift mock goldenweed* Stenotus lanuginosus, woolly mock goldenweed...
- StephanandraStephanandraStephanandra is a genus in the family Rosaceae that is sometimes included in the genus Neillia. The deciduous, thicket-forming shrubs have attractive wavy-margined leaves that resemble maple leaves and have a good orange-yellow fall color. Cutleaf Stephanandra grows to less than 2 feet tall but...
- StephanocereusStephanocereusStephanocereus is genus of cactus from Brazil, related to Arrojadoa. This genus was monotypic until Pilosocereus luetzelburgii was included here, resulting in the combination Stephanocereus luetzelburgii....
- StephanotisStephanotisStephanotis, is a genus of flowering plants. The name derives from the Greek 'stephanos' crown and 'otis' ear which refers to the arrangement of the stamens in the flower which are ear shaped. Genus of 5-15 species of evergreen, woody-stemmed climbers from tropical woodland in Africa. They are...
- SternbergiaSternbergiaSternbergia is a genus in the family Amaryllidaceae, subfamily Amaryllidoideae, of around 8 species that show a broad distribution throughout Mediterranean Europe and Asia. It was first described by Clusius in 1601 as Narcissus, before being redescribed by Carl Linnaeus as Amaryllis in 1753...
- StigmaphyllonStigmaphyllonStigmaphyllon is a genus in the Malpighiaceae, a family of about 75 genera of flowering plants in the order Malpighiales.-Distribution:Stigmaphyllon subg. Stigmaphyllon comprises 92 species of mostly twining woody vines or rarely shrubs native to the Neotropics from southern Mexico to northern...
- StipaStipaThis article is about a type of grass.For Speech Transmission Index for Public Address Systems, see Speech transmission index.For the Italian aircraft designer, see Luigi Stipa...
- StokesiaStokesia (plant)Stokesia laevis is a species of flowering plant native to southeastern North America, the only species in the genus Stokesia. It is in the daisy family. The flowers appear in the summer and are purple . The plant is cultivated and several cultivars are available...
- Stomatium
- StratiotesStratiotesStratiotes is a genus of submerged aquatic plant commonly known as water soldiers. A characteristic of the genus is the habit of the plants rising to the surface at flowering time.-Description:...
- StrelitziaStrelitziaStrelitzia is a genus of five species of perennial plants, native to South Africa. The genus is named after the duchy of Mecklenburg-Strelitz, birthplace of Queen Charlotte of the United Kingdom. A common name of the genus is bird of paradise flower, because of a supposed resemblance of its...
(Bird of Paradise (plant)) - StreptocarpusStreptocarpusStreptocarpus is a genus of herbaceous flowering plants in the family Gesneriaceae, closely related to the genus Saintpaulia. One common name is Cape Primrose, referring to the nativity of several species to South Africa and their superficial resemblance to the genus Primula...
(Cape primrose) - Streptosolen
- StrobilanthesStrobilanthesStrobilanthes is a genus of about 250 species of flowering plants in the family Acanthaceae, mostly native to tropical Asia, but with a few species extending north into temperate regions of Asia.Selected species...
- StromantheStromantheStromanthe is a genus of plant in family Marantaceae. It contains the following species :* Stromanthe ramosissima, L.Andersson* Stromanthe porteana* Stromanthe sanguinea...
- Strombocactus
- StrongylodonStrongylodonStrongylodon is a genus of flowering plants in the legume family, Fabaceae. It belongs to the sub family Faboideae....
- Stuartia
- StylidiumTriggerplantStylidium is a genus of dicotyledonous plants that belong to the family Stylidiaceae. The genus name Stylidium is derived from the Greek στύλος or stylos , which refers to the distinctive reproductive structure that its flowers possess...
- StylophorumStylophorumStylophorum is a genus of three species of herbaceous perennial plants native to woodland in eastern North America and China.Stems are bristly, and leaves are lobed and have wavy edges....
- StypheliaStypheliaStyphelia is a genus of shrubs in the heather family, Ericaceae. The genus is endemic to Australia and the Pacific Islands.Species include:*Styphelia adscendens R.Br. – Golden Heath...
- StyraxStyraxStyrax is a genus of about 130 species of large shrubs or small trees in the family Styracaceae, mostly native to warm temperate to tropical regions of the Northern Hemisphere, with the majority in eastern and southeastern Asia, but also crossing the equator in South America...
- SuccisaSuccisaSuccisa is a genus of flowering plants in the Dipsacaceae family.Species include the Devil's bit scabious, Succisa pratensis....
- Sulcorebutia
- SuteraSuteraSutera is a comune in the Province of Caltanissetta in the Italian region Sicily, located about 70 km southeast of Palermo and about 30 km west of Caltanissetta. The area is dominated by a large monolithic rock termed "The Mountain of San Paolino". Upon this mountain sits the bones of...
- Sutherlandia
- SwainsonaSwainsonaSwainsona is a large genus of flowering plants native to Australasia. There are 85 species, all but one of which is endemic to Australia; the exception, S...
- SwainsoniaSwainsoniaSwainsonia is a genus of sea snails, marine gastropod mollusks in the family Mitridae.-Species:Species within the genus Swainsonia include:* Swainsonia fissurata Lamarck* Swainsonia zephyra Recluz...
- SyagrusSyagrusSyagrus is a genus of 30 to 42 species of Arecaceae , native to South America, with one species endemic to the Lesser Antilles. The genus is closely related to the Cocos, or coconut genus, and many Syagrus species produce edible seeds similar to the coconut.-Description:Palms in this group have...
- Sycoparrotia (hybrid genus)
- Sycopsis
- SymphoricarposSymphoricarposSymphoricarpos, with common names in English of Snowberry, Waxberry or Ghostberry, is a small genus of about 15 species of deciduous shrubs in the honeysuckle family, Caprifoliaceae. All species are natives of North and Central America, except one native to western China...
(snowberry) - SymphyandraSymphyandraSymphyandra is a genus of 10-12 species of flowering plants in the family Campanulaceae, mainly native to the eastern part of the Mediterranean region in Asia Minor, the Balkans, and Crete, but with one species in eastern Asia in Korea...
- SymphytumSymphytumSymphytum is a genus in the Boraginaceae family. Its species are known by the common name comfrey. Some species and hybrids, particularly S. officinale and S. × uplandicum, are used in gardening and herbal medicine.Species include:...
(comfreyComfreyComfrey is an important herb in organic gardening. It is used as a fertilizer and also has many purported medicinal uses...
) - Symplocos
- Synadenium
- SyneilesisSyneilesisSyneilesis is a genus of flowering plants in the daisy family, Asteraceae....
- SyngoniumSyngoniumSyngonium is a genus of about 36 species of flowering plants in the family Araceae, native to tropical rain forests in Central and South America. They are woody vines growing to heights of 10–20 m or more in trees...
- Synnotia
- Synthyris
- Syringa (lilacLilacSyringa is a genus of about 20–25 species of flowering woody plants in the olive family , native to woodland and scrub from southeastern Europe to eastern Asia, and widely and commonly cultivated in temperate areas elsewhere....
) - SyzygiumSyzygiumSyzygium is a genus of flowering plants that belongs to the myrtle family, Myrtaceae. The genus comprises about 1100 species, and has a native range that extends from Africa and Madagascar through southern Asia east through the Pacific...
(rose apple)
T
- TabebuiaTabebuiaTabebuia is a neotropical genus of about 100 species in the tribe Tecomeae of the family Bignoniaceae. The species range from northern Mexico and southern Florida south to northern Argentina, including the Caribbean islands of Hispaniola and Cuba...
- TabernaemontanaTabernaemontanaTabernaemontana is a genus of 100-110 species of flowering plants in the family Apocynaceae. It has a pan-tropical distribution. These plants are shrubs and small trees growing to 1-15 m tall. The leaves are evergreen, opposite, 3-25 cm long, with milky sap; hence it is one of the diverse plant...
- TaccaTaccaThe genus Tacca, which includes the Bat flowers and Arrowroot, consists of ten species of flowering plants in the order Dioscoreales, native to tropical regions of Africa, Australia, and south-eastern Asia. In older texts, the genus was treated in its own family Taccaceae, but the 2003 APG II...
- TagetesTagetesTagetes is a genus of 56 species of annual and perennial mostly herbaceous plants in the sunflower family . The genus is native to North and South America, but some species have become naturalized around the world. One species, T...
(Mexican or French marigoldTagetesTagetes is a genus of 56 species of annual and perennial mostly herbaceous plants in the sunflower family . The genus is native to North and South America, but some species have become naturalized around the world. One species, T...
) - TalinumTalinumTalinum is a genus of herbaceous succulent plants in the family Talinaceae whose common names include fameflower and flameflower. Several species bear edible leaves, and Talinum fruticosum is widely grown in tropical regions as a leaf vegetable...
(fameflower) - TamarixTamarixThe genus Tamarix is composed of about 50-60 species of flowering plants in the family Tamaricaceae, native to drier areas of Eurasia and Africa...
(tamarisk) - TanacetumTanacetumTanacetum is a genus of about 160 species of flowering plant in the family Asteraceae, native to many regions of the Northern Hemisphere.Common names include Tansy , Costmary , and Feverfew ; several other species are also known as tansies.Tanacetum species...
(tansyTansyTansy is a perennial, herbaceous flowering plant of the aster family, native to temperate Europe and Asia. It has been introduced to other parts of the world and in some areas has become invasive...
) - Tanakaea
- Tanakea
- Tapeinochilus
- TaxodiumTaxodiumTaxodium is a genus of one to three species of extremely flood-tolerant conifers in the cypress family, Cupressaceae...
(bald cypress) - TaxusTaxusTaxus is a genus of yews, small coniferous trees or shrubs in the yew family Taxaceae. They are relatively slow-growing and can be very long-lived, and reach heights of 1-40 m, with trunk diameters of up to 4 m...
(yew) - Tecoma (plant)
- TecomantheTecomantheTecomanthe is a genus of 5 species of tropical or subtropical forest lianes in the family Bignoniaceae. They have attractive trumpet-like flowers and glossy leaves. They are native to Australia, Indonesia, New Guinea, New Zealand, and the Solomon Islands....
- Tecomaria
- Tecophilaea
- TelekiaTelekiaTelekia is a genus of flowering plant, of the family Asteraceae. These species are found in the European Alps....
- Telephium
- Tellima
- Telopea (waratahWaratahWaratah is a genus of five species of large shrubs or small trees in the Proteaceae, native to the southeastern parts of Australia...
) - TempletoniaTempletoniaTempletonia is a genus of flowering plants in the family Fabaceae. They are native to Australia.The genus is named in honour of John Templeton, an Irish naturalist and botanist.Species include:* Tempetonia aculeata* Templetonia battii...
- Terminalia (plant)Terminalia (plant)Terminalia is a genus of large trees of the flowering plant family Combretaceae, comprising around 100 species distributed in tropical regions of the world. This genus gets it name from Latin terminus, referring to the fact that the leaves appear at the very tips of the shoots.Trees of this genus...
- TernstroemiaTernstroemiaTernstroemia is a genus of plant in family Theaceae. It contains the following species :* Ternstroemia bullata, Proctor* Ternstroemia calycina, F. & R.* Ternstroemia cleistogama, Kobuski...
- TetracentronTetracentronTetracentron is a genus of flowering plant, the sole living species being Tetracentron sinense. It was formerly considered the sole genus in the family Tetracentraceae, though modern botanists include it in the family Trochodendraceae together with the genus Trochodendron.It is native to southern...
- TetradiumTetradiumTetradium is a genus of nine species of trees in the family Rutaceae, occurring in temperate to tropical east Asia. In older books, the genus was often included in the related genus Euodia , but that genus is now restricted to tropical species...
(bee treeBee treeA bee tree is a tree in which a colony of honey bees makes its home. A colony of bees may live in a bee tree for many years. Most bee trees have a large inner hollow, often with an upper and lower entrance....
) - Tetranema
- TetraneurisTetraneurisTetraneuris, commonly known as bitterweed is a genus of flowering plants in the daisy family, consisting of 9 species native to North America.The genus includes one annual, Tetraneuris linearifolia, with the remainder being perennials....
- TetrapanaxTetrapanaxTetrapanax papyriferus is an evergreen shrub in the family Araliaceae, the sole species in the genus Tetrapanax. Its botanical name is unusual in that its specific epithet varies from one source to another, sometimes being rendered as "papyriferum" or "papyrifer"...
- TetrastigmaTetrastigmaTetrastigma is a genus of plants in the grape family, Vitaceae. The plants are vines that climb with tendrils and have palmately compound leaves. The species are found in subtropical and tropical regions of Asia, Malesia, and Australia, where they grow in primary rainforest, gallery forest and...
- TetrathecaTetrathecaTetratheca is a genus of around 50 to 60 species of shrubs endemic to Australia. It is classified in the botanical family Elaeocarpaceae, now known to encompass the family Tremandraceae, which the genus originally belonged to...
- TeucriumTeucriumTeucrium is a genus of perennial plants, of the family Lamiaceae. Common names for this genus include germanders. These species are herbs, shrubs or subshrubs...
- Thalia (plant)Thalia (plant)Thalia is a genus of 7 species generally recognised in tropical America with one also found in tropical Africa all found in aquatic or marshy habitats. Named after Johannes Thal , a German doctor who wrote a flora of the Harz Mountains.-Cultivation:Semi-hardy in cultivation but needs protection...
- ThalictrumThalictrumThalictrum is a genus of 120-200 species of herbaceous perennial flowering plants in the buttercup family native mostly to temperate regions....
- ThelespermaThelespermaThelesperma is a genus of flowering plants in the aster family, Asteraceae. Members of the genus are used by a number of the southwestern Native American tribes as a tea, as such it is sometimes called "Navajo Tea," "Hopi Tea," etc. T. megapotamicum contains luteolin...
- ThelocactusThelocactusThelocactus is a genus in the cactus family, Cactaceae. Members of the genus are native to the arid lands of Central and Northern Mexico.-Description:...
- ThelypterisThelypterisThelypteris is a genus of ferns in the family Thelypteridaceae. If the genus is defined fairly broadly, it contains 875 species, many of which are extremely similar to one another, and is found nearly worldwide. The ferns are terrestrial, with the exception of a few which are lithophytes...
- ThermopsisThermopsisThermopsis is a genus of 8 to 23 species of legumes, native to temperate North America and east Asia. They are herbaceous perennials and are known as goldenbanners.-Species:* Thermopsis alpina...
- ThespesiaThespesiaThespesia is a genus of 18 flowering shrubs and trees in the Hibiscus family, Malvaceae, although within the family they are more closely related to cotton plants...
- ThevetiaThevetiaThevetia is a genus of flowering plants in the dogbane family, Apocynaceae.-Species species:*Thevetia ahouai A.DC.*Thevetia ovata A.DC.*Thevetia peruviana K.Schum.*Thevetia thevetioides K.Schum....
- ThlaspiThlaspiThlaspi is a genus of herbs of temperate regions of the Eurasian continent. They occur in Central and South Europe, South-West Asia and 2 species are endemic to China.-Species:*Thlaspi alliaceum - Garlic Penny-cress...
- ThrinaxThrinaxThrinax is a genus in the palm family, native to the wider Caribbean. It is closely related to the genera Coccothrinax, Hemithrinax and Zombia. Flowers are small and bisexual, and are borne on small stalks....
(thatch palm) - ThryptomeneThryptomeneThryptomene is a genus of small shrubs in the family Myrtaceae which are native to Australia.Species include:*Thryptomene appressa C.R.P.Andrews*Thryptomene aspera E.Pritz. *Thryptomene australis Endl. - Hook-leaf Thryptomene...
(heath myrtle) - ThujaThujaThuja is a genus of coniferous trees in the Cupressaceae . There are five species in the genus, two native to North America and three native to eastern Asia...
(thujaThujaThuja is a genus of coniferous trees in the Cupressaceae . There are five species in the genus, two native to North America and three native to eastern Asia...
, arborvitae) - ThujopsisThujopsisThujopsis is a conifer in the cypress family , the sole member of the genus being Thujopsis dolabrata. It is endemic to Japan, where it is named asunaro . It is similar to the closely related genus Thuja , differing in the broader, thicker leaves and thick cones...
(hibaThujopsisThujopsis is a conifer in the cypress family , the sole member of the genus being Thujopsis dolabrata. It is endemic to Japan, where it is named asunaro . It is similar to the closely related genus Thuja , differing in the broader, thicker leaves and thick cones...
) - ThunbergiaThunbergiaThunbergia is a genus of flowering plants in the family Acanthaceae, native to tropical regions of Africa, Madagascar and southern Asia. Its members are known by various names, including thunbergias; clockvine on its own usually refers to Thunbergia grandiflora, while Thunbergia alata is often...
- ThymophyllaThymophyllaThymophylla is a genus of perennial flowering plants in the daisy family.Species include:*Thymophylla acerosa Strother*Thymophylla aurantiaca Rydb.*Thymophylla aurea *Thymophylla concinna Strother...
- ThymusThymeThyme is a culinary and medicinal herb of the genus Thymus.-History:Ancient Egyptians used thyme for embalming. The ancient Greeks used it in their baths and burnt it as incense in their temples, believing it was a source of courage...
(thymeThymeThyme is a culinary and medicinal herb of the genus Thymus.-History:Ancient Egyptians used thyme for embalming. The ancient Greeks used it in their baths and burnt it as incense in their temples, believing it was a source of courage...
) - Tiarella
- TibouchinaTibouchinaTibouchina is a genus of about 350 species of neotropical plants in the family Melastomataceae. They are trees, shrubs or subshrubs growing 0.5–25 m tall, and are known as glory bushes or glory trees. They are native to rainforests of Mexico, the Caribbean, and South America, especially Brazil...
- TigridiaTigridiaTigridia , the tiger-flowers or shell flowers, is a genus of bulbous or cormous plants, belonging to the family Iridaceae. They have large showy flowers and one species, Tigridia pavonia, is often cultivated for this. The approximately thirty five species in this family grow in the Western...
- TiliaTiliaTilia is a genus of about 30 species of trees native throughout most of the temperate Northern Hemisphere. The greatest species diversity is found in Asia, and the genus also occurs in Europe and eastern North America, but not western North America...
(linden) - TillandsiaTillandsiaTillandsia is a genus of around 540 species in the Bromeliad family , found in the forests, mountains, and deserts, of Central and South America, and Mexico and the southern United States in North America....
(air plant, Spanish mossSpanish MossSpanish moss is a flowering plant that grows upon larger trees, commonly the Southern Live Oak or Bald Cypress in the southeastern United States....
) - TipuanaTipuanaTipuana belongs to subfamily Faboideae of the legume family Fabaceae. It has sessile leaves, and produces samara .-List of species:*Tipuana amazonica Ducke...
- TitanopsisTitanopsisTitanopsis is a genus of about 10 species of succulent plants of the family Aizoaceae.The name "Titanopsis" comes from the ancient greek "titanos" et "opsis" They come from South Africa...
- TithoniaTithoniaTithonia is a genus of flowering plants in the family Asteraceae. It includes 11 species, with a center of distribution in Mexico but with one species extending into the Southwestern United States and several extending into Central America. Two species, T. diversifolia and T...
(Mexican sunflower) - TodeaTodeaThe fern genus Todea is known from only two living species. Todea barbara L., known as the king fern, is native to South Africa, New Zealand, and Australia while Todea papuana H. is known only from Papua New Guinea...
- TolmieaTolmieaThe plant Tolmiea menziesii is the only member of the monotypic genus Tolmiea. It is known by the common names youth on age, thousand mothers, and piggyback plant. It is a perennial plant commonly kept as an ornamental. It is native to the west coast of North America, especially in regions...
- TolpisTolpisTolpis is a genus of flowering plants in the daisy family. Many species are limited to the Canary Islands.Species include:*Tolpis barbata*Tolpis coronopifolia*Tolpis crassiuscula*Tolpis farinulosa*Tolpis glabrescens...
- ToonaToonaToona is a genus of five species of trees in the mahogany family, Meliaceae, native from Afghanistan south to India, and east to North Korea, Papua New Guinea and eastern Australia...
- ToreniaToreniaTorenia is a genus of plants in the snapdragon family, Scrophulariaceae or also classified in Linderniaceae by some authors. Often called Wishbone flowers, some species are grown as garden plants. Many F1 and F2 Torenia hybrids have been hybridizied in the last 30 years. Colors can range from white...
- TorreyaTorreyaTorreya is a genus of conifers comprising five or six species, treated in either the Cephalotaxaceae, or in the Taxaceae when that family is considered in a broad sense. Four are native to eastern Asia; the other two are native to North America. They are small to medium-sized evergreen trees...
(nutmeg yew) - Tovara
- TownsendiaTownsendiaTownsendia is a genus of daisies known commonly as Townsend's daisies. These annual, biennial and perennial wildflowers are native to western North America, frequently at high elevation sites. A number of taxa are tall, erect plants, like typical daisies. Meanwhile, others form small, dense, leafy...
- TracheliumTracheliumTrachelium is the term in architecture given to the neck of the capital of the Doric and Ionic orders. In the Greek Doric capital it is the space between the annulets of the echinus and the grooves which marked the junction of the shaft and capital; in some early examples, as in the basilica and...
- TrachelospermumTrachelospermumTrachelospermum is a genus of about 15 species of evergreen woody vines in the dogbane family, Apocynaceae. All species are native to southern and eastern Asia except for T. difforme, which can be found in southeastern North America....
- TrachycarpusTrachycarpusTrachycarpus is a genus of ten species of palms native to Asia, from the Himalaya east to eastern China. They are fan palms , with the leaves with a bare petiole terminating in a rounded fan of numerous leaflets. The leaf bases produce persistent fibers that often give the trunk a characteristic...
(chusan palm) - TrachymeneTrachymeneTrachymene is a genus of herbs in the family Apiaceae. The species are native to Australia, Malesia, New Caledonia and Fiji.Species include:*Trachymene anisocarpa *Trachymene bialata B.L.Burtt...
- TradescantiaTradescantiaTradescantia , the Spiderworts, is a genus of an estimated 71 species of perennial plants in the family Commelinaceae, native to the New World from southern Canada south to northern Argentina. They are weakly upright to scrambling plants, growing to 30–60 cm tall, and are commonly found...
(spiderwort) - Trapa (water caltropWater caltropThe water caltrop, water chestnut, buffalo nut, bat nut, devil pod or Singhara or Pani-fol is either of two species of the genus Trapa: Trapa natans and Trapa bicornis...
) - TrichodiademaTrichodiademaTrichodiadema is a genus of succulent plants of the family Aizoaceae.The name "Trichodiadema" comes from the ancient greek "thrix" and "diadema" They come from Cape Province in South Africa.- Description :...
- TrichosanthesTrichosanthesTrichosanthes is a genus of tropical and subtropical vines. They belong to the cucumber family , and are closely related to Gymnopetalum. Hodgsonia, formerly included here, is usually considered a well-distinct genus nowadays....
- TricyrtisTricyrtisTricyrtis is a genus of the botanical family Liliaceae, known in English as Toad lilies. Its native range is from the Himalayas to eastern Asia, including China, Japan, Philippines and Formosa....
(toad lily) - TrientalisTrientalisTrientalis is a small genus of flowering plants containing three species known as starflowers or wintergreens. These plants have the unusual trait of sometimes bearing flower parts in sevens. They may also come in fives and sixes. The roots are tuber-like. They are native to North America and...
- Trifolium (cloverCloverClover , or trefoil, is a genus of about 300 species of plants in the leguminous pea family Fabaceae. The genus has a cosmopolitan distribution; the highest diversity is found in the temperate Northern Hemisphere, but many species also occur in South America and Africa, including at high altitudes...
) - TrilliumTrilliumTrillium is a genus of about 40–50 species of spring ephemeral perennials, native to temperate regions of North America and Asia....
- Tripetaleia
- TripterygiumTripterygiumTripterygium is a genus of plants in the Celastraceae family.T. wilfordii; pinyin: lei gong teng, sometimes called "Thunder God Vine," is used in Traditional Chinese medicine....
- Triteleia (triplet lilyTriplet lilyTriteleia is a genus of monocotyledon flowering plants also known as triplet lilies. Species are native to western North America, from British Columbia southwards, with the ranges of some species reaching to Guatemala. However they are most common in California. They are perennial plants growing...
) - TritoniaTritonia (plant)Tritonia is a genus of flowering plants in the iris family with around 28 species. They are wildly distributed mainly in South Africa and are close related to the genus Ixia. Small Bulbous plant up to 8 cm. Appears in great numbers in spring. Leaves fan-Shaped...
- TrochodendronTrochodendronTrochodendron is a genus of flowering plants with one living species, Trochodendron aralioides, and six extinct species known from the fossil record...
- TrolliusTrolliusTrollius is a genus of about 30 species of plants in the Ranunculaceae, closely related to Ranunculus. The common name is globeflower or globe flower...
(globeflower) - Tropaeolum (nasturtium)
- TsugaTsugaTsuga is a genus of conifers in the family Pinaceae. The common name hemlock is derived from a perceived similarity in the smell of its crushed foliage to that of the unrelated plant poison hemlock....
(hemlock) - Tsusiophyllum
- TuberariaTuberariaTuberaria is a genus of about 112 species of annual or perennial plants in the rockrose family Cistaceae, native to western and southern Europe. They occur on dry, stony sites, often close to the sea....
- Tulbaghia
- Tulipa (tulipTulipThe tulip is a perennial, bulbous plant with showy flowers in the genus Tulipa, which comprises 109 species and belongs to the family Liliaceae. The genus's native range extends from as far west as Southern Europe, North Africa, Anatolia, and Iran to the Northwest of China. The tulip's centre of...
) - TweediaTweediaTweedia is a genus of one species of straggling perennial grown for its clear pale blue, star shaped flowers, which are long lasting and cut well.- Cultivation :...
- TylecodonTylecodonTylecodon is a genus of plants in the family Crassulaceae. Until the late 1970s all these plants were included in the genus Cotyledon, but in 1978 Dr Helmut Toelken of the South Australian Herbarium split them off into a genus of their own...
- TyphaTyphaTypha is a genus of about eleven species of monocotyledonous flowering plants in the family Typhaceae. The genus has a largely Northern Hemisphere distribution, but is essentially cosmopolitan, being found in a variety of wetland habitats...
(cattail)
U
- UdayUdayUday is a male given name meaning to rise, or ascend. It may refer to:-People:* Udai Lal Anjana, Indian politician* Uday Benegal, Indian musician...
(blueberryBlueberryBlueberries are flowering plants of the genus Vaccinium with dark-blue berries and are perennial...
, Prakash, Roshni, huckleberryHuckleberryHuckleberry is a common name used in North America for several species of plants in two closely related genera in the family Ericaceae:* Vaccinium* GaylussaciaHuckleberry may also refer to:-Plants:...
) - UebelmanniaUebelmanniaUebelmannia is genus of cactus.It was named after the Swiss collector Werner J. Uebelmann ....
- UgniUgniUgni is a genus of about 10 species of plants in the myrtle family Myrtaceae, native to western South America and Central America from the Valdivian temperate rain forests of southern Chile and adjacent regions of southern Argentina, north to southern Mexico, and also the Juan Fernández Islands of...
- Ulex (gorseGorseGorse, furze, furse or whin is a genus of about 20 plant species of thorny evergreen shrubs in the subfamily Faboideae of the pea family Fabaceae, native to western Europe and northwest Africa, with the majority of species in Iberia.Gorse is closely related to the brooms, and like them, has green...
) - Ulmus (elmElmElms are deciduous and semi-deciduous trees comprising the genus Ulmus in the plant family Ulmaceae. The dozens of species are found in temperate and tropical-montane regions of North America and Eurasia, ranging southward into Indonesia. Elms are components of many kinds of natural forests...
) - UmbellulariaUmbellulariaUmbellularia californica is a large tree native to coastal forests of California and slightly extended into Oregon.It is the sole species in the genus Umbellularia....
- UnciniaUnciniaUncinia is a genus of flowering plants in the family Cyperaceae, known as hook-sedges in Australia and as hook grasses or bastard grasses in New Zealand...
- UniolaUniolaUniola is a genus of grasses in the Poaceae family.-Selected species:* Uniola condensata Hitchc.* Uniola paniculata L. – Sea Oats* Uniola peruviana Lægaard & Sánchez Vega * Uniola pittieri Hack....
- Urceolina
- Urginea
- UrsiniaUrsiniaUrsinia is a genus of flowering plants in the daisy family.-Species:Species include:*Ursinia paradoxa J. Gaertner*Ursinia pulchra N.E.Br....
- Utricularia (bladderwortBladderwortUtricularia, commonly and collectively called the bladderworts, is a genus of carnivorous plants consisting of approximately 233 species . They occur in fresh water and wet soil as terrestrial or aquatic species across every continent except Antarctica...
) - UvulariaUvulariaUvularia is a genus of plants in the family Colchicaceae, close to the lily family . They are commonly called Bellworts, Bellfowers or Merrybells. This unusual flower is found in April and May, often on wooded slopes or in ravines and it spreads by stolons or stoloniferus rhizomes...
(merrybells, bellwort)
V
- ValerianaValerianaValeriana is a genus of flowering plants in the family Valerianaceae. It includes a number of species of which the best known is the garden valerian Valeriana officinalis...
(valerian) - ValleaValleaVallea is a genus of plant in family Elaeocarpaceae.Species include:* Vallea ecuadorensis, J.Jaram....
- VancouveriaVancouveriaVancouveria is a small genus of plants belonging to the barberry family. The three plants in this genus are known generally as inside-out flowers, and they are endemic to western North America...
- Vanda (an orchid genus)
- VanillaVanillaVanilla is a flavoring derived from orchids of the genus Vanilla, primarily from the Mexican species, Flat-leaved Vanilla . The word vanilla derives from the Spanish word "", little pod...
- VeitchiaVeitchiaVeitchia is a genus of flowering plant in the Arecaceae family.It contains the following species:* Veitchia filifera* Veitchia joannis * Veitchia macdanielsii* Veitchia merrillii* Veitchia metiti...
- Vellozia
- VeltheimiaVeltheimiaVeltheimia is a genus of perennial plants native to South Africa in the family Asparagaceae, subfamily Scilloideae.There are two species:*Veltheimia bracteata Harv. ex Baker*Veltheimia capensis DC....
- VenidiumVenidiumVenidium is a genus of flowering plants in Family Asteraceae. Some species are alternatively placed in genus Arctotis. There are 20 to 30 annual and perennial species of Venidium, mostly in South Africa. V. fatuosum appears as many horticultural varieties. Most species occur in South Africa....
(cape daisy and others) - VeratrumVeratrumVeratrum is a genus of coarse, highly poisonous perennial herbs of the Melanthiaceae family. In English they are known as the False hellebores or corn lilies. Members of Veratrum are known both in western herbalism and traditional Chinese medicine as toxic herbs to be used with great caution...
- Verbascum (mulleinMulleinThe Mulleins are a genus of about 250 species of flowering plants in the figwort family . They are native to Europe and Asia, with the highest species diversity in the Mediterranean region.They are biennial or perennial plants, rarely annuals or subshrubs, growing to 0.5–3 m tall...
) - VerbenaVerbenaVerbena , verbenas or vervains, is a genus in the family Verbenaceae. It contains about 250 species of annual and perennial herbaceous or semi-woody flowering plants. The majority of the species are native to the New World from Canada south to southern Chile, but some are also native in the Old...
- VernoniaVernoniaVernonia is a genus of about 1000 species of forbs and shrubs in the family Asteraceae. Some species are known as Ironweed. Some species are edible and of economic value. They are known for having intense purple flowers. The genus is named for English botanist William Vernon. There are numerous...
(ironweed) - VeronicaVeronica (plant)Veronica is the largest genus in the flowering plant family Plantaginaceae, with about 500 species; it was formerly classified in the family Scrophulariaceae...
(speedwellVeronica (plant)Veronica is the largest genus in the flowering plant family Plantaginaceae, with about 500 species; it was formerly classified in the family Scrophulariaceae...
) - VeronicastrumVeronicastrumVeronicastrum is a genus of the plantain family.- Species of genus Veronicastrum :* Veronicastrum borissovae* Veronicastrum cerasifolium* Veronicastrum sachalinense* Veronicastrum sibiricum, Sibirian veronicastrum...
- VerticordiaVerticordiaVerticordia, a genus of the Myrtaceae family, are woody shrubs with small and exquisite flowers. They are mostly found in Southwest Australia, with several outlier species in northern regions. A revision of the genus in 1991 produced a classification within Verticordia of 3 subgenera, 24 sections,...
- VestiaVestiaVestia is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Clausiliidae, the door snails, all of which have a clausilium.-Species:Species within the genus Vestia include:* Vestia gulo...
- ViburnumViburnumViburnum is a genus of about 150–175 species of shrubs or small trees in the moschatel family, Adoxaceae. Its current classification is based on molecular phylogeny...
- VictoriaVictoria (waterlily)Victoria is a genus of water lilies, in the plant family Nymphaeaceae, with very large green leaves that float on the water's surface. Victoria amazonica has a leaf that is up to 3 m in diameter, on a stalk 7–8 m in length...
(Giant Waterlily) - VignaVignaThe genus Vigna is in the plant family Fabaceae. The genus is named after Domenico Vigna, an Italian botanist of the 17th century. They include some well-known and other less well-known beans formerly — and sometimes still, especially in non-scholarly sources — included in the genus Phaseolus...
(cowpeaCowpeaThe Cowpea is one of several species of the widely cultivated genus Vigna. Four cultivated subspecies are recognised:*Vigna unguiculata subsp. cylindrica Catjang...
and various beans) - ViguieraViguieraViguiera is a genus of flowering plants in the sunflower family, Asteraceae. It contains around 150 species, which are commonly known as goldeneye and native to the New World...
- VincaVincaVinca is a genus of six species in the family Apocynaceae, native to Europe, northwest Africa and southwest Asia. The English name periwinkle is shared with the related genus Catharanthus .-Description:Vinca plants are subshrubs or herbaceous, and have slender trailing stems 1–2 m long...
(periwinkleVincaVinca is a genus of six species in the family Apocynaceae, native to Europe, northwest Africa and southwest Asia. The English name periwinkle is shared with the related genus Catharanthus .-Description:Vinca plants are subshrubs or herbaceous, and have slender trailing stems 1–2 m long...
) - Viola (pansy, violetViolet (plant)Viola is a genus of flowering plants in the violet family Violaceae, with around 400–500 species distributed around the world. Most species are found in the temperate Northern Hemisphere; however, viola species are also found in widely divergent areas such as Hawaii, Australasia, and the Andes in...
) - VirgiliaVirgilia (genus)Virgilia is a genus of Southern African trees in the family Fabaceae, having shiny to hairy pinnate leaves and attractive mauve to pink pea-shaped flowers followed by leathery pods...
- Viscaria
- Vitaliana
- VitexVitexVitex is a genus of flowering plants in the family Lamiaceae Martynov, nom. cons. . It has about 250 species. Its type species is Vitex agnus-castus. There is no universal English name, though "chastetree" is common for many species...
- VitisVitisVitis is a genus of about 60 species of vining plants in the flowering plant family Vitaceae. The genus is made up of species predominantly from the Northern hemisphere. It is economically important as the source of grapes, both for direct consumption of the fruit and for fermentation to produce...
(grapeGrapeA grape is a non-climacteric fruit, specifically a berry, that grows on the perennial and deciduous woody vines of the genus Vitis. Grapes can be eaten raw or they can be used for making jam, juice, jelly, vinegar, wine, grape seed extracts, raisins, molasses and grape seed oil. Grapes are also...
) - Vriesea
W
- WachendorfiaWachendorfiaWachendorfia, known as Red Root, is a genus of 25 species of cormous perennials endemic to South Africa, only a few of which are cultivated outside their own country.-Description:...
- WahlenbergiaWahlenbergiaWahlenbergia is a genus of between 150-270 species of flowering plants in the family Campanulaceae, with a cosmopolitan distribution except for North America; the highest species diversity is in Africa and Australasia...
- WaldsteiniaWaldsteiniaWaldsteinia is a genus of the rose family . It contains about six species native to the temperate Northern Hemisphere. A number of species are cultivated as a ground cover in gardens, including Waldsteinia fragarioides from North America, Waldsteinia geoides from Europe, Waldsteinia lobata, and...
- WashingtoniaWashingtoniaWashingtonia is a genus of palms, native to the southwestern United States and northwest Mexico...
- WatsoniaWatsonia (plant)Watsonia is a genus of plants in the iris family, subfamily Crocoideae, native to South Africa. The genus is named after Sir William Watson, an 18th century British botanist....
- WeberocereusWeberocereusWeberocereus is genus of cacti. It produces a green and white flower and is found mainly in Costa Rica and Nicaragua.-Synonymy:The following genera have been brought into synonymy with Weberocereus:*Eccremocactus Britton & Rose...
- WedeliaWedeliaWedelia is a flowering plant genus in the sunflower family, Asteraceae. They are one of the genera commonly called "creeping-oxeyes". The name of the genus honours German physician Georg Wolfgang Wedel .-Selected species:...
- WeigelaWeigelaWeigela is a small genus of about 12 species of deciduous shrubs in the family Caprifoliaceae, growing to 1-5 m tall. All are natives of eastern Asia. The genus is named after the German scientist Christian Ehrenfried Weigel....
- Weingartia
- WeldeniaWeldeniaWeldenia is a monotypic genus of flowering plant in the Commelinaceae family. It has one single species: Weldenia candida Schult.f.,, which grows originally in Mexico and Guatemala.- Synomyms :*Rugendasia majalis Schiede ex Schltdl. ....
- WelwitschiaWelwitschiaWelwitschia is a monotypic genus of gymnosperm plant, composed solely of the very distinct Welwitschia mirabilis. The plant is commonly simply known as Welwitschia in English. It is known locally as !kharos or khurub , tweeblaarkanniedood , nyanka , or onyanga , among others...
- WestringiaWestringiaWestringia is a genus of Australian shrubs. As with other members of the mint family their upper petal is divided into two lobes. There are four stamens - the upper two are fertile while the lower two are reduced to staminodes...
- WiddringtoniaWiddringtoniaWiddringtonia is a genus of coniferous trees in the Cupressaceae . The name was apparently Austrian botanist Stephan Endlicher's way of honouring an early expert on the coniferous forests of Spain, Capt. Samuel Edward Cook or Widdrington...
- WigandiaWigandiaWigandia is a genus of flowering plants within the waterleaf subfamily, Hydrophylloideae. They are found mainly in Central America and South America, though one or two species are found as far north as the United States...
- Wigginsia
- WikstroemiaWikstroemiaWikstroemia is a genus of 55-70 species of flowering shrubs and small trees in the mezereon family, Thymelaeaceae.-Medicinal uses:Wikstroemia indica is one of the 50 fundamental herbs used in traditional Chinese medicine.-Species:...
- Wilsonaria (hybrid orchid genus)
- WisteriaWisteriaWisteria is a genus of flowering plants in the pea family, Fabaceae, that includes ten species of woody climbing vines native to the eastern United States and to China, Korea, and Japan. Aquarists refer to the species Hygrophila difformis, in the family Acanthaceae, as Water Wisteria...
- WittrockiaWittrockiaWittrockia is a genus of the botanical family Bromeliaceae, subfamily Bromelioideae. The genus name is for Veit Bracher Wittrock, Swedish botanist . These plants are native to Central and South America....
- WolffiaWolffiaWolffia is a genus of 9 to 11 species which include the smallest flowering plants on Earth. Commonly called watermeal or duckweed, these aquatic plants resemble specks of cornmeal floating on the water. Wolffia species are free-floating thalli, green or yellow-green, and without roots. The flower...
- WoodsiaWoodsiaWoodsia is a genus of ferns in the family Woodsiaceae. It includes the following species :*Woodsia alpina S. F. Gray*Woodsia appalachiana T. M. C. Taylor*Woodsia cochisensis Windham...
- WoodwardiaWoodwardiaWoodwardia is a genus of 14-20 species of ferns in the family Blechnaceae, native to warm temperate and subtropical regions of the Northern Hemisphere. They are large ferns, with fronds growing to 50-300 cm long depending on the species.-External links:****Huxley, A., ed. . New RHS Dictionary of...
(chain fern) - WorsleyaWorsleyaThe genus Worsleya contains only one species, Worsleya procera, previously known as Worsleya rayneri. It is one of the largest and rarest members of the subfamily Amaryllidoideae . Worsleya is a tropical plant. This species is also known as the empress of Brazil because of its origin in South...
- WulfeniaWulfeniaWulfenia is a plant genus in the Plantaginaceae. It was first described in 1781 by Nikolaus Joseph von Jacquin.-Species:An incomplete list:*Wulfenia amherstiana*Wulfenia baldaccii*Wulfenia carinthiaca*Wulfenia orientalis...
X
- XanthocerasXanthocerasXanthoceras sorbifolium , the sole species in the genus Xanthoceras, is a flowering plant in the family Sapindaceae, native to northern China in the provinces of Gansu, Hebei, Henan, Liaoning, Nei Monggol, Ningxia, Shaanxi, and Shandong.It is a large shrub or small tree growing to 8 m tall...
- Xanthorhiza
- XanthosomaXanthosomaXanthosoma is a genus of about 50 species of tropical and sub-tropical arums in the flowering plant family, Araceae, all native to tropical America...
- XeranthemumXeranthemumXeranthemum is a flower of the genus Xeranthemum native to Southern Europe. It has silvery flower heads with purplish tubular flowers.It is a symbol of eternity and immortality....
- XerophyllumXerophyllum (plant)Xerophyllum is a genus of perennial lily from the family Melanthiaceae. The genus is native to North America, and has five species.Species include:*Xerophyllum asphodeloides *Xerophyllum douglasii...
- XylosmaXylosmaXylosma is a genus of flowering plants in the in the willow family, Salicaceae. It contains around 100 species of spiny evergreen shrubs and trees commonly known as brushhollies, xylosmas, or, more ambiguously, "logwoods"...
Z
- ZaluzianskyaZaluzianskyaZaluzianskya is a genus of flowering plants now regarded as being a member of the Scrophulariaceae, the figwort family. The genus is endemic to Southern Africa and includes some described sixty species.-Taxonomy:...
- ZamiaZamiaZamia is a genus of cycad of the family Zamiaceae, containing around 50 species, native to North, Central and South America. Species occur as far north as Georgia in the United States to as far south as Bolivia Zamia is a genus of cycad of the family Zamiaceae, containing around 50 species, native...
- ZantedeschiaZantedeschiaZantedeschia is a genus of herbaceous flowering plants in the family Araceae, native to southern Africa from South Africa north to Malawi. The name of the genus was given as a tribute to Italian botanist Giovanni Zantedeschi by the German botanist Kurt Sprengel . Common names include arum lily...
(calla lilyCalla Lily-Botany:* Calla, a genus of common flowering plant in the family Araceae, containing the single species Calla palustris, native to cool temperate regions of the Northern Hemisphere...
) - ZanthoxylumZanthoxylumZanthoxylum is a genus of about 250 species of deciduous and evergreen trees and shrubs in the citrus or rue family, Rutaceae, native to warm temperate and subtropical areas worldwide. Common names include Prickly-ash and Hercules' Club.The fruit of several species are used to make the spice...
- ZauschneriaZauschneriaEpilobium canum, known as Zauschneria, is a species of willowherb, native to dry slopes and in chaparral of western North America, especially California...
- Zea (maizeMaizeMaize known in many English-speaking countries as corn or mielie/mealie, is a grain domesticated by indigenous peoples in Mesoamerica in prehistoric times. The leafy stalk produces ears which contain seeds called kernels. Though technically a grain, maize kernels are used in cooking as a vegetable...
) - ZelkovaZelkovaZelkova is a genus of six species of deciduous trees in the elm family Ulmaceae, native to southern Europe, and southwest and eastern Asia. They vary in size from shrubs to large trees up to 35 m tall . The leaves are alternate, with serrated margins, and a symmetrical base to the leaf blade...
- ZenobiaZenobia (plant)Zenobia pulverulenta is the sole species in the genus Zenobia, in the flowering plant family Ericaceae. It is native to the southeastern United States, in North Carolina, South Carolina, and Virginia....
- ZephyranthesZephyranthesZephyranthes is a genus of 71 species in the Amaryllis family . There are numerous hybrids and cultivars. Common names for species in this genus include fairy lily, rainflower, zephyr lily, magic lily, Atamasco lily, and rain lily.The name is derived from Ζέφυρος , the Greek god of the west...
- Zigadenus
- ZinniaZinniaZinnia is a genus of 20 species of annual and perennial plants of family Asteraceae, originally from scrub and dry grassland in an area stretching from the American Southwest to South America, but primarily Mexico, and notable for their solitary long-stemmed flowers that come in a variety of bright...
- Zizania (wild rice)
- ZygopetalumZygopetalumZygopetalum , is a genus of the orchid family , consisting of fourteen species....
(an orchid genus)