Resembles small, two dimensional pine trees, with tips tapering upward. Central stalk (stipe) 3-4mm across with alternate branches (both sides to 6 cm across). Branchlets (ramuli to 3 mm long) cover all parts of the alga (stipe, branches, stolon). Dark green. Up to 40 cm long (thallus).
This beautiful and delicate alga is commonly found in rock pools and moderately exposed rocky reefs. Tropical species of this genus are used for ornamental decoration in household aquariums
Subtidal rocky reefs and tidal pools, in shallow waters with rough-moderate wave action, to depth of 40 m.
New Zealand and Australia.
Photosynthetic - sunlight
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed