Characters: Colonies consist of interlocking horizontal branches 9-11 millimetres thick, forming solid or nearly solid plates. Branchlets are short and thick. Axial corallites are hardly distinguishable. Radial corallites are crowded, cup-shaped and form rosettes.
Colour: Brown or greenish-brown.
Similar Species: Acropora hyacinthus, which has finer branches, distinct axial corallites and crowded smaller radial corallites.
Habitat: Shallow rocky foreshores exposed to wave action.
Abundance: Rare.
Taxonomic References: Veron (1990a); Wallace (1999); Veron (2000a); Wallace, Done and Muir (2012);
Identification Guides: Nishihira and Veron (1995);
