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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Senna sp. Billabong (J.D. Alonzo 721)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Erect, compact shrub, 0.8-2(-3) m high. Fl. yellow, Jun to Oct. Red loamy or clayey soils, red sand, stony soils. Sandplains, rocky rises, sand dunes, flats.

Distribution

IBRA Regions: Carnarvon, Central Ranges, Gascoyne, Geraldton Sandplains, Murchison, Pilbara, Yalgoo.
IBRA Subregions: Augustus, Carnegie, Eastern Murchison, Geraldton Hills, Hamersley, Mann-Musgrave Block, Tallering, Western Murchison, Wooramel.
Local Government Areas (LGAs): Carnarvon, Cue, East Pilbara, Leonora, Meekatharra, Menzies, Murchison, Ngaanyatjarraku, Northampton, Sandstone, Shark Bay, Wiluna, Yalgoo.