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Montana Field Guide

Montana Field Guides

Clustered Field Sedge - Carex praegracilis


Global Rank: G5
State Rank: S4

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

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General Description
Rhizomatous. Stems erect, 10–70 cm. Leaves: basal bladeless; cauline blades 1–2 mm wide. Inflorescence of 5 to 15 overlapping spikes in an elongate cluster; lowest bract shorter than the inflorescence. Spikes sessile, similar, ascending, ovoid; 5–8 mm long; male flowers above, few; female flowers below; sometimes spikes or inflorescences unisexual. Perigynia erect, narrowly ovate, green to brown, glabrous, 3–4 mm long, tapered to a serrulate beak 1–2 mm long; stigmas 2. Female scales lanceolate, tan with pale margins and midvein, hiding 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
YT to QC south to CA, AZ, NM, MO, VA and Mexico (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 97

(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 soil of meadows, woodlands, often around ponds, streams; plains, 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:
Clustered Field Sedge — Carex praegracilis.  Montana Field Guide.  .  Retrieved on , from