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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.

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.