- Reference
- Acta Univ.Lund. ser. 2, 27(11):17 (1931)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Scientific Description
Habit and structure. Thallus 8–20(–30) cm in height, deep to light red, arising from a discoid holdfast, with sparsely branched, percurrent axes bearing numerous, densely packed ellipsoid to clavate vesicles 4–5 mm long and 2–2.5 mm in diameter. Branch apices curved. In dried material the stems and vesicles mostly flattening and adhering to paper. Vesicle walls mostly 1–3 cell-layers thick, with a large celled medullary layer bearing a single layer of cortical cells, these forming rosettes around the medullary cells.
Distribution. Northern and western Australia; Red Sea; Indian Ocean; Indonesia; Japan.
Habitat. Epilithic in the intertidal and subtidal to 14 m depth.
Distribution
- IBRA Regions
- Dampierland, Pilbara, Swan Coastal Plain.
- IBRA Subregions
- Perth, Pindanland, Roebourne.
- IMCRA Regions
- Abrolhos Islands, Canning, Central West Coast, Kimberley, Leeuwin-Naturaliste, Ningaloo, Pilbara (nearshore), Pilbara (offshore), Shark Bay.
- Local Government Areas (LGAs)
- Broome, Cockburn, Dandaragan, Exmouth, Greater Geraldton, Karratha, Port Hedland, Rockingham, Shark Bay, Wyndham-East Kimberley.