Beard’s Provinces: South-West Province.
IBRA Regions: Swan Coastal Plain.
IBRA Subregions: Perth.
IMCRA Regions: Central Victoria, Davey, Eyre, WA South Coast.
Local Government Areas (LGAs): Esperance, Rockingham.
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)]
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/