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Herbarium specimen. Copyright CSIRO
Cyperus pilosus Vahl
Vahl, M.H. (1805) Enumeratio Plantarum 2: 354. Type: Habitat in India orientali.
Rhizomatous annual or short-lived perennial; culms solitary, triquetrous and winged in the upper part, 7-120 cm tall
Inflorescence with 3-10 primary branches which are up to 15 cm long; involucral bracts leaf-like, 3-5, much longer than the inflorescence; spikes ovoid to cylindrical, 2-3 cm long; rachis densely pilose. Spikelets flattened, 6-25 per spike, 1.5-2.5 mm wide, 7-40 -flowered. Glume with 2 prominent veins on either side of the slightly thickened keel, 2-2.5 mm long, with broad whitish margins in upper part.
Features not available.
Distribution and Ecology
Occurs in NEQ. Altitudinal range from near sea level to 950 m. Grows in rainforest, mesophyll and notophyll vine forest, Melaleuca swamps and along rivers and creeks. Also from Africa, Malesia, Asia to Japan.
Becomes a weed iof cultivation (Koyama 1979).