Bulbous Bluegrass - Poa bulbosa
Perennial bunchgrass. Stems 20–60 cm, with a bulbous base. Leaves: blades 1–2.5 mm wide, mostly basal; ligules 1–3 mm long. Inflorescence a contracted panicle, 3–10 cm long. Spikelets 4–15 mm long. Lemmas usually transformed into small vegetative bulbs, hairy along veins. Roadsides, trailsides, open dry sites (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Introduced throughout most of the U.S. Sometimes seeded in open range to compete with less desirable colonizing grasses (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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(Observations spanning multiple months or years are excluded from time charts)
- Additional ReferencesLegend: View Online Publication
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- Johnson, T. W. 1982. An analysis of pack and saddle stock grazing areas in the Bob Marshall Wilderness. M.Sc.Thesis. Bozeman, MT: Montana State University. 105 p.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.