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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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Gelidiella damseliana Huisman, G.H.Boo & S.M.Boo

Reference
Algae of Australia: Marine Benthic Algae of North-western Australia, 2. Red Algae 255, Fig. 73E-J (2018)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus dark red, cartilaginous, with terete prostrate axes 125–175 μm diam., attached to the substratum by extensive clusters of rhizoids arising from cortical cells. Erect axes mostly unbranched but with occasional lateral branches, terete, 125–150 μm diam., tapering to c. 50 μm diam. below a fine point. Medulla of longitudinal filaments 10–15 μm diam., grading to a smaller-celled cortex. Outer cortical cells in surface view irregularly shaped, mostly equidimensional.

Reproduction. Reproductive structures not observed.

Distribution. Known from Paradise Beach and nearby Five Fingers Reef, Coral Bay, Western Australia.

Habitat. Epilithic on dead coral in the shallow subtidal.

[After J.M. Huisman, G.H. Boo & S.M. Boo in Algae of Australia: Marine Benthic Algae of North-western Australia, 2. Red Algae: 255 (2018)]

John Huisman & Olga Nazarova, 3 August 2021

Distribution

IMCRA Regions
Ningaloo.
Local Government Areas (LGAs)
Carnarvon.