Drosera humilis
Encyclopedia
Drosera humilis is a perennial
Perennial plant
A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

 tuber
Tuber
Tubers are various types of modified plant structures that are enlarged to store nutrients. They are used by plants to survive the winter or dry months and provide energy and nutrients for regrowth during the next growing season and they are a means of asexual reproduction...

ous species in the genus Drosera that is endemic to Western Australia
Western Australia
Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

. It has 3 to 5 semi-erect stems that are 3 to 15 cm long with carnivorous leaves arranged in whorls around the stems. It is native to a region from the Moore River
Moore River (Western Australia)
Moore River is a river in the Wheatbelt of Western Australia.The headwaters of the river near Walebing and flow westerly before joining with the Moore river East near Mogumber then flow in a Westerly direction...

 north to Kalbarri
Kalbarri, Western Australia
Kalbarri is a coastal town in the Mid West region located 592 km north of Perth, Western Australia. The town is found at the mouth of the Murchison River and has an elevation of...

 and east to Ajana
Ajana, Western Australia
Ajana is a small town in Western Australia located on the Ajana Back Road north-west of Perth in the Mid West RegionThe name of the town is Aboriginal in origin and is thought either to be the local name for the area or to come from the Aboriginal word meaning "mine".The townsite was declared in...

 and Wongan Hills
Wongan Hills
Wongan Hills is a range of low flat-topped hills in the Avon Wheatbelt biogeographic region of Western Australia. It is located at , in northern parts of the Avon Wheatbelt biogeographic region....

. It grows in winter-wet sandy soils in heathland
Heath (habitat)
A heath or heathland is a dwarf-shrub habitat found on mainly low quality acidic soils, characterised by open, low growing woody vegetation, often dominated by plants of the Ericaceae. There are some clear differences between heath and moorland...

. It flowers from June to September.

It was first formally described by Jules Émile Planchon
Jules Émile Planchon
Jules Émile Planchon was a French botanist born in Ganges, Hérault.-Biography:After receiving his Doctorate of Science at the University of Montpellier in 1844, he worked for a while at the Royal Botanical Gardens in London, and for a few years was a teacher in Nancy and Ghent...

 in 1848. Twice the taxon
Taxon
|thumb|270px|[[African elephants]] form a widely-accepted taxon, the [[genus]] LoxodontaA taxon is a group of organisms, which a taxonomist adjudges to be a unit. Usually a taxon is given a name and a rank, although neither is a requirement...

 was reorganized and assigned to a taxonomic rank under D. stolonifera
Drosera stolonifera
Drosera stolonifera, sometimes referred to as the leafy sundew, is a tuberous perennial species in the genus Drosera that is endemic to Western Australia. It produces 2 to 3 semi-erect lateral stems that grow 10 to 15 cm long. It is most closely related to D. purpurascens, but differs by...

, once in 1906 by Ludwig Diels
Ludwig Diels
Dr. Friedrich Ludwig Emil Diels , was a German botanist.Diels was born in Hamburg, the son of the classical scholar Hermann Alexander Diels. From 1900 to 1902 he traveled together with Ernst Pritzel through South Africa, Java, Australia and New Zealand. Shortly before the first world war he...

 and again in 1982 by Neville Graeme Marchant.
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