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Montana Field Guide

Montana Field Guides

Annual Hairgrass - Deschampsia danthonioides

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Native Species

Global Rank: G5
State Rank: SNR
C-value: 5


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Annual. Stems 15–40 cm. Leaves: blades 1–1.5 mm wide, withering by anthesis, ligules 2–3 mm long. Inflorescence a contracted to open panicle, 5–20 cm long. Spikelets 6.5–9 mm long, glumes gradually tapering to a sharp-pointed tip. Lemmas 1.5–3 mm long (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
AK to AB, south to CA and NM, east to MT and WY (Kartesz in prep. 2012).

Observations in Montana Natural Heritage Program Database
Number of Observations: 7

(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
Regularly disturbed settings in open dry montane understory (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).


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?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
  • Web Search Engines for Articles on "Annual Hairgrass"
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Citation for data on this website:
Annual Hairgrass — Deschampsia danthonioides.  Montana Field Guide.  .  Retrieved on , from