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Montana Field Guide

Montana Field Guides

Porcupine Needlegrass - Stipa spartea
Other Names:  Hesperostipa spartea

Status Under Review
Native Species

Global Rank: G5
State Rank: SU
C-value:


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Stems 70–110 cm. Leaves: blade 3–5 mm wide, essentially hairless at throat; ligule 2–6 mm long. Inflorescence a contracted panicle 15–25 cm long. Spikelet 25–45 mm long. Lemmas unevenly brownish hairy, with a stout awn 10–20 cm long (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown
 


Range Comments
Throughout most of central and northern 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: 136

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Relative Density

Recency

 

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



Habitat
Sporadic in open dry settings at low elevations (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?
    • Cope, M.G. 1992. Distribution, habitat selection and survival of transplanted Columbian Sharp-tailed Grouse (Tympanuchus phasianellus columbianus) in the Tobacco Valley, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 60 p.
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Citation for data on this website:
Porcupine Needlegrass — Stipa spartea.  Montana Field Guide.  .  Retrieved on , from