Colonies are shaped like fir trees, with bottlebrush-like radiating sub-branches increasing in length down main branches. The degree of branch development varies greatly with environment. Axial and radial corallites are similar. Both are small with thick rounded walls.
Colour: Yellow or cream with pale branch tips.
Habitat: Shallow reef slopes and fringing reefs.
Abundance: Common and may form extensive single species stands.
Similar species: Acropora carduus , Acropora longicyathus , Acropora subglabra