General: Perennial, tufted herb from slender, creeping rhizomes; stems 30-80 cm tall, exceeding the leaves.
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.
Flowers: 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.
Fruits: 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.
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.
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC:
Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for
Advanced Spatial Analysis, Department of Geography, University of British
Columbia, Vancouver. [Accessed:
2021-07-29 7:32:28 PM
The information contained in the E-Flora atlas pages is derived from expert
sources as cited in each section. This information is scientifically based.
E-Flora also acts as a portal to other sites via deep links. As
always, users should refer to the original sources for complete information.
E-Flora BC is not responsible for the accuracy or completeness of the