- Reference
- Mem.Reale Ist.Veneto Sci. 7:265-266, Pl. V, Fig. 2 (1858)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Scientific Description
Habit and structure. Thallus erect, deep red to greenish purple, arising from a discoid holdfast. Axes terete, 1.5–3 mm in diameter, often arcuate, unconstricted or with slight constrictions at the bases of lateral branches; branching irregular but often secund and divaricate. Apices pointed. Structure pseudoparenchymatous, with a medulla of large hyaline cells 100–500 µm in diameter, grading outwardly to a cortex of 2–4 layers of smaller, pigmented cells. Epidermal cells 6–11 µm in diameter.
Reproduction. Reproductive structures not observed.
Distribution. Widespread in warmer waters of the Indian and Pacific Oceans.
Habitat. Epilithic in shallow water.
Distribution
- IBRA Regions
- Carnarvon, Dampierland.
- IBRA Subregions
- Cape Range, Pindanland.
- IMCRA Regions
- Pilbara (offshore).
- Local Government Areas (LGAs)
- Ashburton, Broome, Cocos Islands, Karratha.