Rhizomatous, dioecious, submerged, attached, aquatic perennial, herb. Fl. Nov to Dec or Jan. Brackish waters.
Beard’s Provinces: South-West Province.
IBRA Regions: Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee, Swan Coastal Plain.
IBRA Subregions: Avon Wheatbelt P1, Avon Wheatbelt P2, Perth, Recherche, Southern Jarrah Forest, Western Mallee.
IMCRA Regions: Bruny.
Local Government Areas (LGAs): Augusta-Margaret River, Beverley, Brookton, Esperance, Goomalling, Lake Grace, Manjimup, Murray, Ravensthorpe, West Arthur, Wongan-Ballidu.
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