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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 vesiculifera (Harv.) Harv.

Reference
Phycol.Austral. lvi (1863)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Habit and structure. Stolon moderately robust, (1–)2–3 mm in diameter, naked, epilithic. Erect fronds medium to dark green with simple or often with several times branched axes, usually 8–25(–35) cm high and 3–5 mm across, with axes 1–2 mm in diameter densely covered to their bases with vesiculate ramuli, 7–9 around the axes. Ramuli with a slight to conspicuous, broadly conical, pedicel from the axis, ovoid above the constriction (1–)1.5–2.5 mm long and 0.7–1.5mm in diameter.

Distribution. From Shark Bay, W. Aust., to Phillip I., Vic., and the N coast of Tas.

Habitat. In rock pools and the upper sublittoral on rough-water coasts, recorded to 25 m deep.

[After Womersley, Mar. Benthic Fl. Southern Australia I: 272 (1984)]

John Huisman & Cheryl Parker, 3 August 2021

Distribution

IBRA Regions
Esperance Plains, Swan Coastal Plain.
IBRA Subregions
Perth, Recherche.
IMCRA Regions
WA South Coast.
Local Government Areas (LGAs)
Esperance, Rockingham.