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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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Euphorbia hirta L.
Asthma Plant

Reference
Sp.Pl. [Linnaeus] 1:454 (1753)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Erect or decumbent, much-branched annual, herb, 0.1-0.8 m high. Fl. yellow-green-white, Jan to Oct. Alluvial soils. Often along watercourses.

Amanda Spooner, Descriptive Catalogue, 13 August 2007
Image

Distribution

IBRA Regions
Carnarvon, Central Kimberley, Dampierland, Indian Tropical Islands, Northern Kimberley, Ord Victoria Plain, Pilbara, Tanami, Victoria Bonaparte.
IBRA Subregions
Cape Range, Fitzroy Trough, Hamersley, Keep, Mitchell, Mount Eliza, Pentecost, Pindanland, Purnululu, Roebourne, Tanami Desert, Wooramel.
IMCRA Regions
Canning, Kimberley, Pilbara (nearshore).
Local Government Areas (LGAs)
Ashburton, Broome, Carnarvon, Christmas Island, Cocos Islands, Derby-West Kimberley, East Pilbara, Halls Creek, Wyndham-East Kimberley.