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Montana Field Guide

Montana Field Guides

Great Basin Wildrye - Elymus cinereus
Other Names:  Leymus cinereus


Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 5

External Links






 
General Description
Bunchgrass. Stems 1–2 m tall, forming large bunches or tussocks. Leaves: blades 7–12 mm wide, usually flat. Inflorescence 8–22 cm long, the rachis continuous and erect. Spikelets mostly 3 (sometimes more) per node, 11–15 mm long; glumes narrow, gradually tapering from the base to a narrow pointed tip, about as long as 1st lemma, veins not evident or with a single vein. Lemmas mostly 3 to 5 per spikelet, sparsely short hairy, awnless or with a short awn to 5 mm long (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Mainly throughout much of the western half of N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 13

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Open shrub steppe to open montane understory, in theory near seeps, as well as moderately disturbed sites such as along rural roads subject to little disturbance (e.g., grading, spraying, etc.). (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Great Basin Wildrye — Elymus cinereus.  Montana Field Guide.  .  Retrieved on , from