Characters: Colonies are thickets or corymbose clumps with branches consisting primarily of extremely long tapered axial corallites. Incipient axial corallites forming branchlets occur at the base of the main axial corallites.
Colour: Grey.
Similar Species: Acropora multiacuta. See also A. fastigata.
Habitat: Lower reef slopes.
Abundance: Uncommon.
Taxonomic References: Wallace (1994); Wallace (1999); Veron (2000a); Wallace, Done and Muir (2012);