Characters: Colonies are submassive or laminar. Corallites are small; some exsert, some immersed. Corallites are separated by papillae or tuberculae of about one corallite diameter. Colour: Usually dull brown or green, but may be bright blue (which may photograph pink or purple). Tips of papillae are often distinctively coloured. Similar species: Montipora monasteriata, which has coenosteum tuberculae. Habitat: Most reef environments. Abundance: Common