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Elymus elymoides subsp. elymoides (Raf.) Swezey  
Family: Poaceae
squirreltail
[Elymus sitanion J.A. Schultes, moreSitanion elymoides Raf., Sitanion hystrix (Nutt.) J.G. Sm.]
Elymus elymoides subsp. elymoides image
  • FNA
  • Resources
Mary E. Barkworth, Julian J.N. Campbell, Bjorn Salomon. Flora of North America

Culms 15-45 cm, erect to decumbent. Blades usually puberulent abaxially, sometimes glabrous. Spikes 4-15 cm, exserted or partly included, usually with 2 spikelets per node. Spikelets with (1)2-3(4) fertile florets, lowest 1-2 florets sterile and glumelike. Glume awns 35-85 mm, often split into 2, sometimes 3, unequal divisions; lemma awns 25-75 mm, usually exceeded by those of the glumes; paleas with the veins extending as bristles.

Elymus elymoides subsp. elymoides grows in desert and shrub-steppe areas of western North America, extending to the western edge of the Great Plains and, as an adventive, occasionally further east. It is frequently associated with disturbed sites.

Elymus elymoides subsp. elymoides
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The National Science Foundation
Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
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