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Cyperus castaneus Willd.

Reference
Sp.Pl. [Linnaeus] 1:278 (1797)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Annual or perennial, grass-like or herb (sedge), 0.01-0.7(-1) m high, spikelets 1-1.5 mm wide, arranged in clusters; glumes 0.7-1.5 mm long, mucronate; stamens 1 or 2. Fl. yellow-brown, Feb to Apr or Jul. Claypans and other damp habitats.

Helen Coleman, Descriptive Catalogue, 14 December 1998

Distribution

IBRA Regions
Carnarvon, Central Kimberley, Central Ranges, Dampierland, Darwin Coastal, Great Sandy Desert, Northern Kimberley, Ord Victoria Plain, Pilbara, Victoria Bonaparte, Yalgoo.
IBRA Subregions
Berkeley, Chichester, Fitzroy Trough, Keep, Mann-Musgrave Block, McLarty, Mitchell, Mount Eliza, Roebourne, South Kimberley Interzone, Tallering, Wooramel.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Derby-West Kimberley, East Pilbara, Halls Creek, Ngaanyatjarraku, Port Hedland, Upper Gascoyne, Wyndham-East Kimberley, Yalgoo.