Fine, slender and cartilaginous flattened branches with even finer secondary branches (laterals) that are long, densely branched, and evenly divided in opposite pairs (bipinnate). Slender root-like (haptera) holdfast. Medium to dark red-brown. Up to 25 cm long (thallus).
This species is most common at reef in the lowest intertidal area. It can appear almost green in intertidal areas due to increased exposure to light that bleaches its colour.
Intertidal and subtidal reefs, to depth of 13 m.
Korea and Australia.
Photosynthetic - sunlight
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed