Montana Field Guide

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Montana Field Guides

Home - Other Field Guides
- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Monocots - Monocotyledoneae
      - Order - Grasses/Sedges - Cyperales
        
        Family - Grasses - Poaceae
        
        Species - Annual Hairgrass - Deschampsia danthonioides

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).

Stewardship Responsibility

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.
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Citation for data on this website:
Annual Hairgrass — Deschampsia danthonioides. Montana Field Guide. Montana Natural Heritage Program. Retrieved on November 23, 2024, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PMPOA22070