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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Oligocarpus calendulaceus (L.f.) Less.

Reference: Syn.Gen.Compos. 90 (1832)
Conservation Code: Not threatened
Naturalised Status: Alien to Western Australia
Name Status: Current

Open, prostrate to decumbent annual, herb, 0.05-0.6 m high. Fl. yellow, Feb or Apr to May or Oct. Calcareous loam, red clay loam, sandy clay, ironstone. Flat marine plains, depressions, disturbed sites, road verges.

Distribution

IBRA Regions: Coolgardie, Murchison, Nullarbor.
IBRA Subregions: Eastern Goldfield, Eastern Murchison, Mardabilla, Nullarbor Plain.
Local Government Areas (LGAs): Coolgardie, Dundas, Kalgoorlie-Boulder, Menzies.