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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.

Chaetomorpha antennina (Bory) Kütz.

Reference
Bot.Zeitung (Berlin) 5:166 (1847)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus green, stiff, erect (but lying prostrate when exposed), tufted, to 5.5 cm in length, composed of clustered unbranched filaments. Basal cell clavate, formed from fusion of original basal cell with distal cells, slightly annulate and sometimes curved, to 6 mm long and 500 µm in diameter, other cells cylindrical, 400–500 µm in diameter, L:B 1.5–2.5.

Distribution. Widespread in tropical seas, extending to the subtropics.

John Huisman & Cheryl Parker, 3 August 2021

Distribution

IMCRA Regions
Pilbara (offshore).
Local Government Areas (LGAs)
Ashburton.