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Montana Field Guide

Montana Field Guides

Blue Wildrye - Elymus glaucus


Global Rank: G5
State Rank: S4S5

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

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General Description
Bunchgrass. Stems few-bunched, 60–130 cm. Leaves: blades 5–12 mm wide, flat. Inflorescence 6–16 cm long, the rachis continuous and erect. Spikelets usually 2 per node, 12–20 mm long; glumes distinctly broadest in the lower half, with 3 to 5 veins, the base mostly greenish, not indurate, distally tapering to a short awn or awn-tip. Lemmas mostly 2 to 4 per spikelet, essentially hairless, with a straight awn 10–20 mm long (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout much of N. America but absent from some central states and eastern provinces and states (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 65

(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

References
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Citation for data on this website:
Blue Wildrye — Elymus glaucus.  Montana Field Guide.  .  Retrieved on , from