Montana Field Guide

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Home - Other Field Guides
- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Monocots - Monocotyledoneae
      - Order - Grasses/Sedges - Cyperales
        
        Family - Grasses - Poaceae
        
        Species - Pineforest Needlegrass - Stipa pinetorum

Pineforest Needlegrass - Stipa pinetorum

Other Names: Achnatherum pinetorum

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Status Under Review
Native Species

Global Rank: G4
State Rank: SU
C-value:

Agency Status
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External Links

General Description

Stems 10–30 cm. Leaves: blades 0.5–0.8 mm wide, essentially hairless at the throat; ligule <0.5 mm long. Inflorescence a contracted panicle 10–14 cm long. Spikelet 8–10 mm long. Lemmas with dense spreading long hairs, with an awn 15–20 mm long (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments

Collected in Gallatin County throughout most of western North America (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: 1

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Relative Density

Recency

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

Habitat

Open to closed dry understory at middle elevations (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:
Pineforest Needlegrass — Stipa pinetorum. Montana Field Guide. Montana Natural Heritage Program. Retrieved on November 21, 2024, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PMPOA5X0R0