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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.

Ludwigia octovalvis (Jacq.) P.H.Raven
Willow Primrose

Reference
Kew Bull. 15:476 (1962)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Robust perennial, herb (sometimes woody at the base), (0.3-)0.5-4 m high. Fl. yellow, Jan or Mar to Aug. Damp soils. In or near creeks or swamps.

Grazyna Paczkowska, Descriptive Catalogue, 22 February 1996

Distribution

IBRA Regions
Central Kimberley, Dampierland, Northern Kimberley, Ord Victoria Plain, Tanami, Victoria Bonaparte.
IBRA Subregions
Berkeley, Fitzroy Trough, Keep, Mitchell, Mount Eliza, Pentecost, Pindanland, Purnululu, South Kimberley Interzone, Tanami Desert.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Broome, Derby-West Kimberley, Halls Creek, Wyndham-East Kimberley.