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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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Vachellia farnesiana (L.) Wight & Arn.
Mimosa Bush

Reference
Prodr.Fl.Ind.Orient. 272 (1834)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Erect, spreading, thicket-forming, thorny tree or shrub, to 4 m high, bark dark grey, rough; leaves pinnate. Fl. yellow, Jun to Aug. Stony sandy, clay or loam soils, gravel. Low-lying areas, river and creek banks, disturbed sites.

Amanda Spooner, Descriptive Catalogue, 24 September 2007
Image

Distribution

IBRA Regions
Carnarvon, Central Kimberley, Dampierland, Gascoyne, Geraldton Sandplains, Great Sandy Desert, Jarrah Forest, Little Sandy Desert, Murchison, Ord Victoria Plain, Pilbara, Swan Coastal Plain, Victoria Bonaparte.
IBRA Subregions
Ashburton, Augustus, Cape Range, Carnegie, Chichester, Eastern Murchison, Fitzroy Trough, Fortescue, Hamersley, Hart, Keep, Lesueur Sandplain, Mackay, Mount Eliza, Northern Jarrah Forest, Pentecost, Perth, Purnululu, Roebourne, Rudall, South Kimberley Interzone, Western Murchison, Wooramel.
IMCRA Regions
Central West Coast, Pilbara (nearshore), Shark Bay.
Local Government Areas (LGAs)
Ashburton, Carnarvon, Chittering, Cue, Dandaragan, Derby-West Kimberley, East Pilbara, Exmouth, Halls Creek, Karratha, Meekatharra, Moora, Murchison, Port Hedland, Upper Gascoyne, Wiluna, Wyndham-East Kimberley.