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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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Oncosiphon suffruticosum (L.) Källersjö
Calomba Daisy

Reference
Bot.J.Linn.Soc. 96:313 (1988)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Erect, spreading, aromatic annual, herb, to 1 m high. Fl. yellow, Sep to Oct or Dec. Red clay loam, red-brown gravelly clay loam, granite, limestone. Seasonally inundated areas, clay pans, paddocks, road verges.

Amanda Spooner, Descriptive Catalogue, 10 May 2004
Image

Distribution

IBRA Regions
Avon Wheatbelt, Coolgardie, Esperance Plains, Jarrah Forest.
IBRA Subregions
Eastern Goldfield, Merredin, Northern Jarrah Forest, Recherche.
IMCRA Regions
Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Augusta Margaret River, Coolgardie, Dundas, Esperance, Kalgoorlie-Boulder, Merredin, Mount Marshall, Northam, Trayning.