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Montana Field Guide

Montana Field Guides

Western Single-spike Sedge - Carex scirpoidea ssp. pseudoscirpoidea
Other Names:  Carex pseudoscirpoidea


Global Rank: G5T5
State Rank: S4

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

External Links






 
General Description
Plants rhizomatous, dioecious. Stems 10-40 cm, shorter than leaves. Leaf blades 1.5-4 mm wide. Pistillate inflorescence: spikelets generally 1, sometimes 2, upper generally larger; spikelet bract wanting or if present then shorter than spike, sometimes leaf-like and sheathing; floral bract obtuse or with a small point, equal to or longer than the perygynium in width, ciliate or not, often minutely hairy, brown to black with wide white margin. Perygyinia 20-40 per spikelet, ascending, 2-3.5 mm long, 1-1.7 mm wide, 3-sided, faintly veined, purplish, faces minutely hairy (at least near beak), beak 0.4-0.7 mm long; fruit 1.5-2.1 mm long, 0.7-1.1 mm wide, more or less equal to length of peryginium body (Mastrogiuseppe, 1993, The Jepson Manual).

Species Range
Present
 


Range Comments
BC to MT and ID, south to CA, WY, UT, CO (Kartesz 2009).

Summary of Observations Submitted for Montana
Number of Observations: 1

(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
Rocky, seasonally wet areas.

References
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Citation for data on this website:
Western Single-spike Sedge — Carex scirpoidea ssp. pseudoscirpoidea.  Montana Field Guide.  .  Retrieved on , from