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Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not reflected in Florabase, herbarium collections, or in the census. We are hoping to be able to reinstate services around December 15; we will provide an update at that time.

The notice period started at 9:00 am on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Monday, 15 December 2025 +08:00.

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Potamogeton ochreatus Raoul
Blunt Pondweed

Reference
Ann.Sci.Nat., Bot. Ser.3,2:117 (1844)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Rhizomatous, submerged aquatic perennial, herb, leaves linear. Fl. green/brown, Sep to Dec or Jan to Mar. Mud or gravel substrate. Freshwater dams, lakes, swamps, rivers.

Grazyna Paczkowska, Descriptive Catalogue, 9 August 1994

Distribution

IBRA Regions
Avon Wheatbelt, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions
Katanning, Merredin, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
IMCRA Regions
Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Beverley, Boyup Brook, Bridgetown-Greenbushes, Busselton, Denmark, Goomalling, Harvey, Manjimup, Mundaring, Murray, Northam, Plantagenet, Rockingham, Serpentine-Jarrahdale, Stirling.