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Montana Field Guide

Montana Field Guides

Northern Bog Sedge - Carex gynocrates
Other Names:  Carex dioica var. gynocrates

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Native Species

Global Rank: G5
State Rank: S3S4
C-value: 9


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Long-rhizomatous. Stems erect to ascending, 3–20 cm. Leaves mainly basal; blades ca. 0.5 mm wide. Inflorescence a solitary bractless spike. Spike ovoid, 6–15 mm long; male flowers above female (sometimes all female). Perigynia spreading to reflexed at maturity, glabrous, narrowly ovoid, ribbed, 2.5–4 mm long, dark brown, with a distinct, curved, entire beak ca. 0.5 mm long; stigmas 2. Female scales tan-hyaline, shorter but wider than the perigynia. Achene 2-sided, filling the perigynium (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Lesica (2012) treats this species as Carex dioica subspecies gynocrates (Wormsk. ex Drejer) Hulten.

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
AK to NL south to OR, UT, CO, NE, MI, PA; also Siberia (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 62

(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
Wet, often calcareous, organic soil of fens, seeps, streambanks; montane, lower subalpine (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?
    • 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.
    • 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.
  • Web Search Engines for Articles on "Northern Bog Sedge"
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Citation for data on this website:
Northern Bog Sedge — Carex gynocrates.  Montana Field Guide.  .  Retrieved on , from