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Service Notice

The Western Australian Herbarium’s collections management system, WAHerb, and DBCA’s flora taxonomic names application, WACensus, have been set to read-only mode since 1 October 2025. Recent taxonomic changes are not currently being reflected in Florabase, herbarium collections, or the census. The project team is now conducting testing of the migrated data, and a further update will be provided by the end of the financial year (1 July). Please reach out to us if you have any questions or concerns.

The notice period started at 9:45 am on Friday, 12 December 2025 +08:00 and will end at 12:00 pm on Wednesday, 1 July 2026 +08:00.

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Wilsonia backhousei Hook.f.
Narrow-leaf Wilsonia

Reference
London J.Bot. 6:275 (1847)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Creeping, mat-forming perennial, herb. Fl. white/yellow-white, Oct to Dec. Calcareous sand, sandy clay. Lake edges, salt marshes, seasonally wet flats.

Grazyna Paczkowska, Descriptive Catalogue, 19 November 1996

Distribution

IBRA Regions
Esperance Plains, Geraldton Sandplains, Jarrah Forest, Mallee, Swan Coastal Plain, Yalgoo.
IBRA Subregions
Edel, Fitzgerald, Geraldton Hills, Lesueur Sandplain, Perth, Recherche, Southern Jarrah Forest, Tallering, Western Mallee.
IMCRA Regions
Central West Coast, Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Bunbury, Busselton, Canning, Cockburn, Cranbrook, Dandaragan, Esperance, Harvey, Irwin, Jerramungup, Kent, Manjimup, Murray, Northampton, Ravensthorpe, Rockingham, Shark Bay, Waroona, West Arthur, Yalgoo.