Flat firm and tough textured alga with short overlapping branches curving to a point and occurring in an alternate pattern on one plane (distichous) of the main axis that arises from rhizomes (roots). Medium to dark green. Up to 20 cm long (thallus).
This species includes several variants. Tropical species of this genus are used for ornamental decoration in household aquariums.
Tidal pools and subtidal reefs in rough waters, to depth of 36 m.
Barbados, Brazil, India and other populations worldwide including around Australia.
Photosynthetic - sunlight
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed