Carex buxbaumii Wahlenb.
Buxbaum's sedge (club sedge)
Cyperaceae (Sedge family)

Introduction to Vascular Plants


© Ryan Batten     (Photo ID #66827)


E-Flora BC Static Map

Distribution of Carex buxbaumii
Click here to view the full interactive map and legend

Species Information

Perennial, tufted herb from slender, creeping rhizomes; stems 30-80 cm tall, exceeding the leaves.
Sheaths purplish-red towards the bases; blades flat, 2-4 mm wide, the lower ones reduced, the old sheaths breaking in a feather-like pattern.
Spikes usually 2 to 5, the terminal spikes with both female and male flowers, the female ones towards the tips, the lower spikes 1 to 4, with female flowers, short-stalked, 0.6-3 cm long, erect; bracts subtending the spikes short-sheathing, leaflike, about equalling the inflorescence.
Perigynia elliptical, 3-4 mm long, 1.5-2 mm wide, bluish-green, finely nerved, the beaks obscure, less than 0.3 mm long; female scales lanceolate, nearly as long as to longer and narrower than the perigynia, awn-tipped, reddish-black, roughly pimpled; stigmas 3; achenes 3-angled, granular, 1.5-1.7 mm long.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.


Ecological Framework for Carex buxbaumii

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres)
1042 130 1595
Slope Gradient (%)
0 0 5

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

100 35 220
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
7 5 8
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in

CWH(3), ESSF(6), ICH(11), IDF(1), MS(5), SBS(4)

Habitat and Range

Bogs, fens, wet shrublands, thickets, shorelines and meadows in the lowland and montane zones; frequent in WC and S BC, absent from N BC except the extreme NW; circumpolar, N to AK and YT, E to NF and S to ME, MA, NJ, PA, SC, TN, AR, KS, CO, UT, NV and CA; Eurasia, Australia.

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Carex adelostoma Krecz.