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Montana Field Guide

Montana Field Guides

Virginia Wildrye - Elymus virginicus

Status Under Review
Native Species

Global Rank: G5
State Rank: SU

Agency Status
MNPS Threat Rank:
C-value: 4

External Links

General Description
Bunchgrass. Stems 8–13 dm. Leaves: blades 5–12 mm wide, flat. Inflorescence 6–12 cm long, the rachis continuous and erect. Spikelets usually 2 per node, 10–13 mm long; glumes distinctly broadest in the lower half, with 3 to 5 veins, the base yellowish, distinctly indurate, distally tapering to a short awn or awn-tip. Lemmas mostly 2 to 4 per spikelet, essentially hairless, bearing a straight awn 10–20 mm long (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range


Range Comments
Across southern Canada and over most of the eastern two-thirds of the U.S. (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX) .

Observations in Montana Natural Heritage Program Database
Number of Observations: 35

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



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


  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Brey, C.W. 1998. Epidemiology of wheat curl mite (Aceria tosichella K.) and wheat streak mosaic virus on feral grass species and effect of glyphosate on wheat curl mite dispersal. Ph.D. Dissertation. Bozeman, MT: Montana State University. 136 p.
    • Eversman, S.T. 1968. A comparison of plant communities and substrates of avalanche and non-avalanche areas in south central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 39 pp.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
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Citation for data on this website:
Virginia Wildrye — Elymus virginicus.  Montana Field Guide.  .  Retrieved on , from