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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. The Herbarium team, working with the Biodiversity Information Office, now have the Nomos-hosted WACensus in production, and we will begin to update the flora and fungi for WA within the system soon. The Specify project team continues to test and streamline the new collections management system, and we expect this to be online in October. 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 Thursday, 1 October 2026 +08:00.

Caulerpa ellistoniae Womersley

Reference
Pacific Sci. 387-388, fig. 2 (1955)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Stolon robust, 2–4 mm in diameter, cartilaginous, naked, epilithic. Erect fronds medium to dark green, several times branched, often di- to polychotomous, usually 10–25 cm high and 8–12 mm broad; axes terete and naked below, above compressed, 1–2 mm broad, bearing distichous, closely adjacent, alternate ramuli. Ramuli separated by about their basal width, strongly compressed, 4–8 mm long and 0.7–1.5 mm broad, basally constricted with a fairly straight lower edge and convex upper edge, tapering in the upper quarter to one third to an acute tip.

Distribution. From Rottnest I., and Cape Hamelin, W. Aust., Pearson I., Elliston, and Vivonne Bay, Kangaroo I., in S. Aust.

Habitat. Usually confined to deep water.

[After Womersley, Mar. Benthic Fl. Southern Australia I: 260 (1984)]

John Huisman & Cheryl Parker, 3 August 2021

Distribution

IMCRA Regions
Central West Coast, Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Augusta Margaret River, Cockburn.