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Montana Field Guide

Montana Field Guides

Pyrenean Sedge - Carex micropoda
Other Names:  Carex pyrenaica

Native Species

Global Rank: G5
State Rank: S4
C-value: 7

Agency Status


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General Description
Caespitose. Stems erect, 3–20 cm with old leaf sheaths at the base. Leaves: basal blades absent; cauline crowded near the base; blades <1 mm wide. Inflorescence a solitary bractless spike. Spike lanceolate, 6–20 mm long; male flowered portion 2–4 mm long; female flowers below. Perigynia ascending, spreading at maturity, lanceolate, green to bronze, 2–2.5 mm long not including the distinct pedicel, tapered to an indistinct, entire beak; stigmas 3. Female scales brown to purple with hyaline margins and an indistinct midstripe, nearly concealing the perigynia at first but eventually deciduous. Achene 3-sided, nearly filling the perigynium (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Circumpolar south to OR, UT and CO (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 21

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



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

Moist to dry, well-drained soil of meadows, fellfields, rocky slopes; alpine, rarely lower (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • 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?
    • Aho, Ken Andrew. 2006. Alpine and Cliff Ecosystems in the North-Central Rocky Mountains. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 343 p.
    • Williams, K.L. 2012. Classification of the grasslands, shrublands, woodlands, forests and alpine vegetation associations of the Custer National Forest portion of the Beartooth Mountains in southcentral Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 376 p.
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Citation for data on this website:
Pyrenean Sedge — Carex micropoda.  Montana Field Guide.  .  Retrieved on , from