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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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Dictyota friabilis Setch.

Reference
Univ.Calif.Publ.Bot. 12:91-92, Pl. 13: Figs 4-7, Pl. 20: Fig. 1 (1926)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Thallus small, to 3 cm long, with a bluish iridescence when living, light to dark brown when dried, friable, procumbent, creeping over the substratum. Branches short, 3–6 mm wide, with rounded apices, frequently attached along length by tufts of rhizoids. Sporangia initially in clusters near apices, becoming scattered, spherical, to 50 µm diam., lacking an involucre.

Distribution. Occurs in warmer waters of the Indo-Pacific. In northern W.A. known from the Dampier Archipelago and Clerke and Scott Reefs.

Habitat. Epilithic in the subtidal.

[After Huisman & Phillips, Algae of Australia: Mar. Benthic Algae of North-western Australia, 1. Green and Brown Algae 202 (2015)]

John Huisman and Cheryl Parker, 3 August 2021

Distribution

IMCRA Regions
Kimberley, Ningaloo, Oceanic Shoals, Pilbara (nearshore).
Local Government Areas (LGAs)
Broome, Carnarvon, Exmouth, Karratha, Wyndham-East Kimberley.