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Montana Field Guide

Montana Field Guides

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


Global Rank: G5
State Rank: S3S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 9

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 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
Present
 


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

Summary of Observations Submitted for Montana
Number of Observations: 38

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

References
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Citation for data on this website:
Northern Bog Sedge — Carex gynocrates.  Montana Field Guide.  .  Retrieved on , from