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Montana Field Guide

Montana Field Guides

Leafy Bentgrass - Agrostis pallens
Other Names:  Agrostis diegoensis

Status Under Review

Global Rank: G4G5
State Rank: SU

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 6

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General Description
Perennial bunchgrass with long and slender rhizomes. Stems 60–80 cm. Leaves: blades 2–6 mm wide, ligules 1–6 mm long. Inflorescence a contracted to somewhat open panicle, 7–11 cm long. Spikelets 3–3.5 mm long. Lemmas 2.2–2.5 mm long, awnless or with an apiculate awn; palea lacking or minute (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Collected in Beaverhead Co.; very western N. America extending east to ID and MT (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX) . Other sources (Rocky Mountain Herbarium database website [accessed 31 Dec. 2012; Kartesz in prep. 2012) also indicate records for Granite, Missoula, Ravalli, and Park counties.

Habitat

References
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Citation for data on this website:
Leafy Bentgrass — Agrostis pallens.  Montana Field Guide.  .  Retrieved on , from