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Montana Field Guide

Montana Field Guides

Bog Bluegrass - Poa leptocoma
Other Names:  Poa paucispicula

Native Species

Global Rank: G5
State Rank: S4

Agency Status
MNPS Threat Rank:
C-value: 8

External Links

General Description
Perennial bunchgrass. Stems 20–100 cm. Leaves: blades 1–4 mm wide; ligules 2–4 mm long. Inflorescence a loosely contracted panicle, 5–15 cm long, the branches slender and capillary. Spikelets 4–7 mm long. Lemmas hairy mostly along midrib and to some degree along the marginal veins, keeled(Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
Spotty distribution from Rocky Mtns. to south coastal Alaska to Kamchatka.

Observations in Montana Natural Heritage Program Database
Number of Observations: 18

(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
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    • Aho, Ken Andrew. 2006. Alpine and Cliff Ecosystems in the North-Central Rocky Mountains. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 343 p.
    • Joslin, G.J. 1975. Behavior and environmental selection by Elk (Cervus canadensis nelsoni) during surrmer and fall in the First and Second Yellow Mule drainages, Madison County, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University, Bozeman. 65 p.
    • 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:
Bog Bluegrass — Poa leptocoma.  Montana Field Guide.  .  Retrieved on , from