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Montana Field Guide

Montana Field Guides

Six Weeks Gramma - Bouteloua barbata


Global Rank: G5
State Rank: SU

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

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General Description
Annual bunchgrass. Stems 10–40 cm long. Leaves: blades 1–2 mm wide, often curled. Inflorescence of 4 to 7 secund lateral divergent spikes, each 1–2 cm long and with 25 to 45 spikelets. Spikelets 3–4 mm long. Lemmas hairy and with an awn to 2 mm long, disarticulating from the spikelet, rudimentary florets 1 or 2 (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Collected in Gallatin and Carbon counties; throughout southwest N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Six Weeks Gramma — Bouteloua barbata.  Montana Field Guide.  .  Retrieved on , from