Fronds are flattened (compressed) becoming sub-cylindrical (sub-terete) lower. Numberous irregular, radial and spiral branching. Horned (bicuspid) branch tips (ramuli). Base is entangled with curved tendrils and hooks for attachment. Medium to dark brown. Up to 25 cm long (thallus).
This species attaches to hard surfaces or grows as an epiphyte on other species. It is eaten by abalone including Haliotis lavigata and Haliotis rubra.
Shallow subtidal areas, to depth of 13 m.
Photosynthetic - sunlight
Native to Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed