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Montana Field Guide

Montana Field Guides

Porcupine Needlegrass - Stipa spartea
Other Names:  Hesperostipa spartea

Status Under Review

Global Rank: G5
State Rank: SU

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value:

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 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Throughout most of central and northern N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 3

(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

References
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Citation for data on this website:
Porcupine Needlegrass — Stipa spartea.  Montana Field Guide.  .  Retrieved on , from