Achnatherum
Encyclopedia
Achnatherum is a genus
of plants which includes several species of needlegrass
. Several needlegrass species have been switched between Achnatherum and genus Stipa
; taxonomy between the two closely related genera is still uncertain.
Achnatherum hymenoides was useful as a food source to Native Americans. Achnatherum brachychaetum is best known as a noxious weed.
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...
of plants which includes several species of needlegrass
Needlegrass
The term needlegrass may refer to any of several genera of grasses, including:*Achnatherum*Aristida *Nassella*Stipa...
. Several needlegrass species have been switched between Achnatherum and genus Stipa
Stipa
This 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...
; taxonomy between the two closely related genera is still uncertain.
Achnatherum hymenoides was useful as a food source to Native Americans. Achnatherum brachychaetum is best known as a noxious weed.
Selected species
- Achnatherum acutum (Swallen) Valdés-Reyna & Barkworth
- Achnatherum aridumAchnatherum aridumAchnatherum aridum is a species of grass known by the common name Mormon needlegrass. It is native to the southwestern United States from the Mojave Desert in California east to Colorado and New Mexico.-Description:...
(M.E.Jones) Barkworth - Mormon needlegrass - Achnatherum bloomeri (Boland.) Barkworth - Bloomer's ricegrass
- Achnatherum bromoides (L.) P. Beauv.
- Achnatherum brachychaetum (Godr.) Barkworth - punagrass
- Achnatherum calamagrostisAchnatherum calamagrostisAchnatherum calamagrostis, also termed Stipa calamagrostis, is a species of grass known by the common names spear grass, needle grass, and silver spike grass. It is an ornamental grass native to the clearings in the mountains of central and southern Europe, which grows in mounds of blue-green...
(Stipa calamagrostis) (L.) Beauv. - Spear grass, Needle Grass, Silver Spike Grass - Achnatherum capense (L.) P. Beauv.
- Achnatherum caragana (Trin. & Rupr.) Nevski
- Achnatherum caudatum (Trin.) S. L. W. Jacobs & J. Everett - Chilean ricegrass
- Achnatherum clandestinum (Hack.) Barkworth - Mexican ricegrass
- Achnatherum contractum (B.L. Johnson) Barkworth - contracted ricegrass
- Achnatherum coronatumAchnatherum coronatumAchnatherum coronatum is a greenish species of grass known by the common name crested needlegrass. It is native to southern California and Baja California, where it grows on the coastal and inland hills, often in chaparral plant communities. This is a perennial grass forming loose bunches up to...
(Thurb.) Barkworth - crested needlegrass - Achnatherum curvifolium (Swallen) Barkworth - Guadalupe ricegrass
- Achnatherum diegoenseAchnatherum diegoenseAchnatherum diegoense is a species of grass known by the common name San Diego needlegrass. It is native to southern California, where it is known from San Diego and Ventura Counties and the Channel Islands, and Baja California. It is a resident of chaparral and coastal sage scrub ecosystems below...
(Swallen) Barkworth - San Diego needlegrass - Achnatherum duthiei (Hook.f.) P.C. Kuo & S.L. Lu
- Achnatherum editorum (E. Fourn.) Valdés-Reyna & Barkworth
- Achnatherum eminens (Cav.) Barkworth - southwestern needlegrass
- Achnatherum hendersonii (Vasey) Barkworth - Henderson's needlegrass
- Achnatherum hymenoides (Oryzopsis hymenoides) Ricker ex Piper - Indian ricegrass
- Achnatherum latiglumeAchnatherum latiglumeAchnatherum latiglume is a species of grass known by the common names wide-glumed needlegrass and Sierra needlegrass. It is endemic to California, where it grows in the mountain meadows and pine forests of the Sierra Nevada, and in a few areas of the Transverse Ranges to the...
(Swallen) Barkworth - wide-glumed needlegrass - Achnatherum lemmonii (Vasey) Barkworth - Lemmon's needlegrass
- Achnatherum lettermaniiAchnatherum lettermaniiAchnatherum lettermanii is a species of grass known by the common name Letterman's needlegrass. It is native to the western United States from California to Montana to New Mexico, where it is a resident of several types of habitat....
(Vasey) Barkworth - Letterman's needlegrass - Achnatherum lobatum (Swallen) Barkworth - lobed needlegrass
- Achnatherum nelsonii (Scribn.) Barkworth - Nelson's needlegrass, Dore's needlegrass
- Achnatherum nevadense (B.L. Johnson) Barkworth - Nevada needlegrass
- Achnatherum occidentaleAchnatherum occidentaleAchnatherum occidentale is a species of grass known by the common name western needlegrass. It is native to western North America from British Columbia to California to Colorado, where it grows in many types of habitat. This is a tufting perennial bunchgrass forming tight clumps of erect stems up...
(Thurb.) Barkworth - western needlegrass - Achnatherum parishiiAchnatherum parishiiAchnatherum parishii is a species of grass known by the common name Parish's needlegrass. It is native to western North America from California and Baja California to Utah, where it grows in many types of habitat, especially dry areas. This is a perennial bunch grass which forms tight tufts of...
(Vasey) Barkworth - Parish's needlegrass - Achnatherum perplexum Hoge & Barkworth - perplexing needlegrass
- Achnatherum pinetorumAchnatherum pinetorumAchnatherum pinetorum is a species of grass known by the common names pinewoods needlegrass and pine needlegrass. It is native to most of the western United States from California to Montana to New Mexico, where it grows in woodland and forest in rocky mountainous areas.-Description:Achnatherum...
(M.E. Jones) Barkworth - pinewoods needlegrass - Achnatherum richardsonii (Link) Barkworth - Richardson's needlegrass
- Achnatherum robustumAchnatherum robustumAchnatherum robustum, commonly known as sleepy grass, is a perennial plant in the Poaceae or grass family.It grows on dry soil in the U.S...
(Vasey) Barkworth - sleepygrass - Achnatherum scribneri (Vasey) Barkworth - Scribner needlegrass
- Achnatherum speciosumAchnatherum speciosumAchnatherum speciosum is a species of grass known by the common name desert needlegrass. It is native to much of the south-western United States from California to Colorado, where it grows in dry areas, especially sagebrush habitat. It is also known from Mexico and parts of South America.This is a...
Trin. & Rupr. - desert needlegrass - Achnatherum splendens (Trin.) Nevski
- Achnatherum stillmanii (Bol.) Barkworth - Stillman's needlegrass
- Achnatherum thurberianum (Piper) Barkworth - Thurber's needlegrass
- Achnatherum swallenii (C.L. Hitchc. & Spellenb.) Barkworth - Swallen's needlegrass
- Achnatherum webberi (Thurb.) Barkworth - Webber needlegrass