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Montana Field Guides

Arctic Hare's-foot Sedge - Carex lachenalii
Other Names:  Carex bipartita

Native Species

Global Rank: G5
State Rank: S4S5
C-value: 9


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Caespitose in small tufts. Stems erect, 3–20 cm. Leaves mainly basal; blades 1–2 mm wide. Inflorescence of 2 to 4 sessile, clustered spikes; lower bract short. Spikes 5–10 mm long, all similar; female flowers above, male below. Perigynia erect, brown, narrowly oblanceolate, 2.5–3 mm long with an entire beak 0.5–1 mm long; stigmas 2. Female scales ovate, brown with a lighter midvein and hyaline margins, exposing only the beak tip. Achene 2-sided, filling the perigynium (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
Circumpolar south to CO and UT (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 13

(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, organic, sometimes shallow soil of turf, rock ledges, streambanks; alpine (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
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Citation for data on this website:
Arctic Hare's-foot Sedge — Carex lachenalii.  Montana Field Guide.  .  Retrieved on , from