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Service Notice

The Western Australian Herbarium’s collections management system and census were set to read-only mode on 1 October 2025. Taxonomic updates published since this time are not being reflected in Florabase, herbarium collections, or Western Australia’s taxonomic names census (Nomos). Conservation listings displayed on Florabase may also be out of date. Please refer to DBCA’s Threatened species and communities webpage for the most recent Threatened and Priority Flora List, noting that recent taxonomic updates are similarly not included. Our database migration is moving to a staging phase. We thank you for your patience as we ensure the integrity of our biodiversity data, develop new workflows, and train staff to use the new systems. Please reach out to us if you have any questions or concerns.

The notice period started at 12:00 pm on Wednesday, 1 October 2025 +08:00 and will end at 12:00 pm on Friday, 1 January 2027 +08:00.

Boergesenia forbesii (Harv.) Feldmann

Reference
Compt.Rend.Hebd.Séances Acad.Sci. 206:1504 (1938)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current
Image

Scientific Description

Habit and structure. Thallus erect, green, translucent, with dense clusters of clavate, mostly slightly curved vesicles to 50 mm tall and 14 mm wide.

Distribution. Widespread in the tropical Indo-West Pacific; in Australia recorded from the central and northern Great Barrier Reef and in tropical W.A. south to Ningaloo Reef.

Habitat. Epilithic in the intertidal and shallow subtidal, often forming clusters at the edges of shallow pools.

[After Huisman & Leliaert, Algae of Australia: Mar. Benthic Algae of North-western Australia, 1. Green and Brown Algae 64 (2015)]

John Huisman and Cheryl Parker, 3 August 2021

Distribution

IBRA Regions
Carnarvon, Northern Kimberley, Pilbara.
IBRA Subregions
Cape Range, Mitchell, Roebourne.
IMCRA Regions
Bonaparte Gulf, Cambridge-Bonaparte, Kimberley, Ningaloo, North West Shelf, Pilbara (nearshore), Pilbara (offshore).
Local Government Areas (LGAs)
Ashburton, Broome, Cocos Islands, Derby-West Kimberley, Exmouth, Karratha, Port Hedland, Wyndham-East Kimberley.