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Montana Field Guide

Montana Field Guides

Colonial Bentgrass - Agrostis capillaris
Other Names:  Agrostis tenuis

Non-native Species

Global Rank: GNR
State Rank: SNA
C-value: 1


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Rhizomatous perennial. Stems decumbent at base, 30–50 cm. Leaves: blades 1.5–4 mm wide, ligules 0.5–2 mm long. Inflorescence a diffuse panicle 5–15 cm long. Spikelets 2–2.1 mm long. Lemmas 1.8–2 mm long, awnless; palea about one-half as long as the lemma (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Non-native
 


Range Comments
Introduced throughout much of North America except in most central states and provinces (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: 34

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Disturbance-prone settings from mostly northwestern MT (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Management

References
  • 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
    Do you know of a citation we're missing?
    • Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
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Citation for data on this website:
Colonial Bentgrass — Agrostis capillaris.  Montana Field Guide.  .  Retrieved on , from