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General:
Perennial, densely tufted herb from short rhizomes; stems 10-60 cm tall, longer than the leaves.
Leaves:
Sheaths tight; blades flat or channeled, 0.5-3 mm wide, the lower ones reduced.
Flowers:
Spikes 4 to 7, the upper 1 to 3 with male flowers, sometimes with a few female flowers below, stalked, cylindrical, 2-4 cm long, the lower spikes 1 to 4, separate, erect to ascending or spreading, 2-4 cm long, with female flowers, or sometimes with male flowers towards the tips, the upper short-stalked, the lower long-stalked; bracts subtending the lowest spike long-sheathed, leaflike, 1.5-10 cm long, the blades much shorter than the inflorescence.
Fruits:
Perigynia lanceolate to egg-shaped, 4-5 mm long, 1-2 mm wide, sparsely to moderately short-hairy or merely fringed marginally, obscurely nerved, the beaks short, rough; female scales egg-shaped, slightly shorter than the perigynia, rounded to pointed, dark brown, the centres paler, the margins translucent; stigmas 3; achenes 3-angled, 0.8-1.2 mm long.
Source: The Illustrated Flora of British Columbia
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