Colonies form encrusting plates with short branches, or are cushion-shaped, or form extensive corymbose bushes. Branches are 7-9 millimetres thick, do not taper and have short branchlets towards their bases. Axial corallites are prominent, radial corallites are rounded, tubular and appressed, and arranged in rows.
Almost always a uniform creamy-brown with yellow axial corallites.
Upper reef slopes, especially those exposed to wave action or currents.
Common, especially in the western Indian Ocean.