American Mannagrass - Glyceria grandis
Stems 1–2 m. Leaves: blades 2–12 mm wide, ligules mostly 5–7 mm long. Inflorescence an open diffuse panicle, 20–40 cm long, the branches spreading and often drooping. Spikelets 3–7 mm long, laterally compressed. Lemmas 2 to 7 (rarely 8) per spikelet (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX
Throughout most of North America excepting many southeastern states. (Lavin in Lesica et al. 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)
- Literature Cited AboveLegend: View Online Publication
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Additional ReferencesLegend: View Online Publication
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- Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
- 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.