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Montana Field Guide

Montana Field Guides

Pyrenean Sedge - Carex pyrenaica
Other Names:  Carex micropoda

Native Species

Global Rank: G4G5
State Rank: S4

Agency Status
MNPS Threat Rank:
C-value: 7

External Links

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

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

Observations in Montana Natural Heritage Program Database
Number of Observations: 29

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

  • Additional ReferencesLegend:   View Online Publication
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    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 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 pyrenaica.  Montana Field Guide.  .  Retrieved on , from