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Montana Field Guide

Montana Field Guides

Crawford's Sedge - Carex crawfordii

Native Species

Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 5

External Links






 
General Description
Densely caespitose. Stems erect, 20–50 cm. Leaves basal and cauline; blades 1–4 mm wide. Inflorescence of 3 to 8 sessile spikes, aggregated into an elongate head; lowest bract inconspicuous. Spikes 5–9 mm long, all similar; female flowers above male. Perigynia erect, light brown with green margins, glabrous, narrowly lanceolate, narrowly wing-margined, 3–4 × 0.6–1.2 mm, tapered to the 1.5-2 mm long beak, weakly serrulate to the tip; stigmas 2. Female scales golden brown with a green midvein, shorter and as wide as the perigynia. Achene 2-sided, nearly filling the perigynium (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
AK to NL south to OR, ID, MT, MO and NY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 3

(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
Moist meadows, forest openings, shores of streams, lakes; valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Crawford's Sedge — Carex crawfordii.  Montana Field Guide.  .  Retrieved on , from