Colonies are thick corymbose plates. Branches are upward-projecting, thick, with several axial corallites which are thick, exsert and tapered. Radial corallites have thick walls. Colour: colonies are a mixture of colours: blue, mauve, purple and grey being the most common. Abundance: Usually uncommon except on upper reef slopes exposed to strong wave action (Veron, 1986).
- Veron, J.E.N. (1986). Corals of Australia and the Indo-Pacific. Angus & Robertson Publishers, London. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=5874