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Montana Field Guides

Mountain Hare Sedge - Carex phaeocephala

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Native Species

Global Rank: G5
State Rank: S5
C-value: 4


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Densely caespitose. Stems erect, 5–40 cm. Leaves: basal and cauline; blades 1–2 mm wide. Inflorescence of 2 to 5 sessile spikes, aggregated in an ovoid to elongate head; the lower just overlapping; lowest bract inconspicuous. Spikes 5–12 mm long, all similar; female flowers above, male below. Perigynia ascending, brown, usually with green margins, narrowly elliptic, wing-margined, 3–5.5 × 1.5–2 mm, the indistinct beak, ca. 1 mm long, serrulate below, entire above; stigmas 2. Female scales tan to brown with a pale midstripe and hyaline margins, concealing the perigynia. Achene 2-sided, smaller than 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
AK south to CA, NV, UT and CO (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 78

(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
Dry to moist, stony soil of meadows, turf, fellfields, open forest, cliffs; subalpine, 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?
    • Aho, Ken Andrew. 2006. Alpine and Cliff Ecosystems in the North-Central Rocky Mountains. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 343 p.
    • Clark, D. 1991. The effect of fire on Yellowstone ecosystem seed banks. M.Sc. Thesis. Montana State University, Bozeman. 115 pp.
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • 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.
    • Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
    • Saunders, J.K. Jr. 1955. Food habits and range use of the Rocky Mountain goat in the Crazy Mountains, Montana. Journal of Wildlife Management 19(4):429-437.
    • Saunders, J.K., Jr. 1954. A two-year investigation of the food habits and range use of the Rocky Mountain goat in the Crazy Mountains, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 22 p.
    • Williams, K.L. 2012. Classification of the grasslands, shrublands, woodlands, forests and alpine vegetation associations of the Custer National Forest portion of the Beartooth Mountains in southcentral Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 376 p.
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Citation for data on this website:
Mountain Hare Sedge — Carex phaeocephala.  Montana Field Guide.  .  Retrieved on , from