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Montana Field Guides

Nebraska Sedge - Carex nebrascensis

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Global Rank: G5
State Rank: S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:

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General Description
Rhizomatous. Stems erect, 8–80 cm. Leaves basal and cauline; blades 3–10 mm wide. Inflorescence of 3 to 6 well-separated spikes; the lowest bract equal to or shorter than the inflorescence. Spikes ascending; the uppermost 1 or 2 male; the lower female, 1–5 cm long, pedunculate, cylindric. Perigynia ascending, green to tan, obovate, 5- to 9-veined, glabrous, 2.5–3.5 mm long with a short divided beak. Female scales acuminate, awn-tipped, dark brown with a pale midstripe, longer and narrower than the perigynia. Achene 2-sided, filling the perigynia (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

General Distribution
Mapped Observations

 


Distribution Comments
AB, SK south to CA, AZ, NM, KS and IL (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 34

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Records associated with a range of dates are excluded from time charts)



Habitat
Wet meadows, marshes, pastures, banks of streams, ponds, tolerant of alkaline and saline soil; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Additional ReferencesLegend:   View WorldCat Record   View Online Publication
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    • Lesica, P. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX.
    • Martin, D. W. and J. C. Chambers. 2001. Effects of water table, clipping, and species interactions on Carex nebrascensis and Poa pratensis in riparian meadows. Wetlands 21:422-430.
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Citation for data on this website:
Nebraska Sedge — Carex nebrascensis.  Montana Field Guide.  Montana Natural Heritage Program.  Retrieved on July 22, 2014, from http://FieldGuide.mt.gov/detail_PMCYP03940.aspx
 
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