Characters: Colonies are corymbose, cushion-like or form tables up to approximately one metre across. They have prostrate horizontal branches with short upright branchlets. Axial, incipient axial and radial corallites intergrade; all are small, tubular and sharp edged. Branchlets tend to have a bottlebrush arrangement of radial corallites.
Colour: Pale brown, blue (which may photograph pink) or grey.
Similar species: Acropora rambleri, which has smaller branchlets and peripheral radial corallites with nariform openings. See also A. desalwii and A. microclodos.
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