Cyperus difformis L. Rice Sedge
Cent.Pl. 2:6 (1756)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Helen Coleman, Monday 14 December 1998

Tufted annual, grass-like or herb (sedge), 0.05-0.7 m high, spikelets 3-8 mm wide, arranged in clusters; glumes c. 0.6 mm long, almost truncate; stamens 1 or 2. Fl. green-brown-black, Feb or May to Sep. Sand, black or red clay, brown loam. Along watercourses.

Distribution

Beard’s Provinces: Eremaean Province, Northern Province.

IBRA Regions: Carnarvon, Central Kimberley, Central Ranges, Dampierland, Gascoyne, Great Sandy Desert, Northern Kimberley, Ord Victoria Plain, Pilbara, Victoria Bonaparte.

IBRA Subregions: Ashburton, Augustus, Berkeley, Carnegie, Chichester, Fitzroy Trough, Fortescue, Hamersley, Hart, Mann-Musgrave Block, McLarty, Mitchell, Mount Eliza, Ord, Ord-Victoria Plains P1, Pentecost, Roebourne, Victoria Bonaparte P1, Wooramel.

IMCRA Regions: Kimberley.

Local Government Areas (LGAs): Ashburton, Carnarvon, Derby-West Kimberley, East Pilbara, Halls Creek, Karratha, Meekatharra, Ngaanyatjarraku, Port Hedland, Wiluna, Wyndham-East Kimberley.