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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. Due to the rapidly approaching holiday season and associated agency and facility soft closures, along with the substantial work involved in data mapping, cleaning, and verification, the migration to the new collection management software is not expected to occur before 1 March 2026, when a further update will be provided. 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 Monday, 2 March 2026 +08:00.

Nuytsia
The journal of the Western Australian Herbarium

Tetratheca butcheriana (Elaeocarpaceae), a new and rare species from the Pilbara bioregion of Western Australia
PERKINS, A.J., REIFFER, S. AND AJDUK, H.

A new species of Tetratheca Sm., discovered while performing flora surveys along banded ironstone cliffs north-west of Tom Price in 2015, is described. It is named T. butcheriana A.J.Perkins in honour of Ryonen Butcher, a botanical researcher and well-published taxonomic expert on Tetratheca in Western Australia. This species is one of two species of Tetratheca geographically restricted to the Pilbara bioregion, both of which are of conservation significance. A taxonomic description of T. butcheriana is provided, along with photographs and a list of diagnostic features to aid in identification.