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Montana Field Guide

Montana Field Guides

Russian Wildrye - Elymus junceus
Other Names:  Psathyrostachys juncea

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Bunchgrass. Stems few to many-bunched, 50–100 cm. Leaves: blades 2–7 mm wide, flat to inrolled. Inflorescence erect, 6–12 cm long; the inflorescence rachis disarticulating at maturity. Spikelets 2 or 3 per node, 8–11 mm long; glumes gradually tapering from the base to a very narrow pointed tip, 1-veined. Lemmas 2 or 3 per spikelet, distinctly short-hairy, tapering to an awn-tip or awn that is <4 mm long (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced throughout many of the central states and provinces, as well as OR and AK (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 2

(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
Introduced for forage and reclamation, sometimes escaping, possibly not long persisting (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:
Russian Wildrye — Elymus junceus.  Montana Field Guide.  .  Retrieved on , from