Strongly ruffled and compressed with sheet like fronds (thallus). Single or few branches arising from base. Broad at base becoming slender towards tip. Cells unordered or in short rows, small cellular spines can be seen on frond margins. Holdfast is small disc. Light to medium green. Up to 80 cm long (thallus).
One of several sea lettuce species that grows into ruffled and cylindrical forms.
Intertidal areas, tidal pools and subtidal reefs, to depth of 4 m.
Photosynthetic - sunlight
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed