Side-oats Grama - Bouteloua curtipendula
MNPS Threat Rank
Perennial bunchgrass with scaly rhizomes. Stems 4–7 dm long. Leaves: blades 2–6 mm wide, somewhat curled. Inflorescence of 20–50 secund lateral downward-oriented spikes, each 1–2 cm long and with 3–6 spikelets. Spikelets 4–5 mm long. Lemmas essentially hairless, awn-tipped, these falling with the lateral spike of spikelets; rudimentary florets 1 (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Mexico north CA to MT and Canadian prairies to much of the eastern USA, although much less common east of the Mississippi River (Kartesz in prep. 2012).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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- Additional ReferencesLegend: View Online Publication
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- Hanson, H. C. 1955. Characteristics of the Stipa comata - Bouteloua gracilis - Bouteloua curtipendula association in northern Colorado. Ecology 36(2):269-280.
- Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.