Perennial herb, tufted, 0.10-0.35 m high, frequently ‘stoloniferous’. Leaves with sheaths with conspicuous, white, scarious margins (sometimes inconspicuous); blades shorter than culms, 0.5 mm wide, ± flat. Culm terete, 1 mm in diam. Inflorescence spicate, of 2-5 sessile, ± spherical aggregations 4-19 mm apart, each of 4-10 spikelets, 8-10 mm in diam. Subtending bracts 25-100 mm long, leaf-like, longer than inflorescence. Spikelets ovate, 3-5 mm long. Glumes boat-shaped, keel excurrent into ± 0.8 mm long awn. Flowering time Sept.-Nov., Apr., June. Nutlet obovate, including gynophore 1.5 mm long, 3-angled, dark reddish brown, surface minutely reticulate. Gynophore small, toothed.
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Tufted perennial to 30 cm. Spikelets chestnut-brown.