Achnatherum aridum

Taxobox
name = "Achnatherum aridum"

---

image_width = 200px
regnum = Plantae
divisio = Magnoliophyta
classis = Magnoliopsida
ordo = Poales
familia = Poaceae
genus = "Achnatherum"
species = "A. aridum"
binomial = "Achnatherum aridum"
binomial_authority = (M.E.Jones) Barkworth
synonyms = "Stipa arida"

"Achnatherum 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 east to Colorado and New Mexico. It is a resident of high desert scrub and woodland habitat at some elevation. It is a tuft-forming perennial grass without rhizomes. The bunches of stems reach a maximum height of around 85 centimeters. The inflorescence is a panicle often partly enfolded in the narrow sheath of the uppermost leaf. The spikelets have hairlike awns 4 to 8 centimeters long.

External links

* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?8738,8739,8740 Jepson Manual Treatment]
* [http://plants.usda.gov/java/profile?symbol=ACAR14 USDA Plants Profile]
* [http://herbarium.usu.edu/webmanual/info2.asp?name=Achnatherum_aridum&type=treatment Grass Manual Treatment]
* [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_index&where-taxon=Achnatherum+aridum Photo gallery]