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Montana Field Guide

Montana Field Guides

Payson's Sedge - Carex paysonis
Other Names:  Carex tolmiei


Global Rank: G4G5
State Rank: S4S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Short-rhizomatous. Stems erect, 10–50 cm with dried leaves at the base. Leaves basal and lower-cauline; blades 2–5 mm wide. Inflorescence of 3 to 6, ascending, overlapping spikes; lowest bract shorter than the inflorescence. Spikes: upper 1 or 2 male or bisexual with male flowers above, 10–25 mm long; lower female, short-pedunculate, 5–25 mm long, ovoid to cylindric. Perigynia ascending, whitish below, purplish above, glabrous, flattened, broadly ovate, 2.5–4 × 1.5–2.5 mm with a minute beak; stigmas 3. Female scales lanceolate, blackish with an indistinct midstripe, narrower but as long as the perigynia. Achene 3-sided, much smaller than the perigynium (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


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

Summary of Observations Submitted for Montana
Number of Observations: 24

(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 to wet meadows, turf, often where snow lies late; subalpine, alpine, more common higher (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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