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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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Rhizanthella gardneri R.S.Rogers
Western Underground Orchid

Reference
J.Roy.Soc.Western Australia 15:1 (1930)
Conservation Code
Threatened
A taxon name retains its ‘Threatened’ status until a new name has been officially endorsed and appears in the Gazettal Notice.
Naturalised Status
Native to Western Australia
Name Status
Current

Tuberous, perennial, herb, flowers develop under the surface and break through as they mature; flowers c. 6 mm long, 5 mm wide. Fl. pink-purple, May to Jul. Sand. Grows in association with Melaleuca uncinata.

Amanda Spooner, Descriptive Catalogue, 26 May 2003
Image

Distribution

IBRA Regions
Avon Wheatbelt.
IBRA Subregions
Katanning, Merredin.
Local Government Areas (LGAs)
Bruce Rock, Corrigin.