Characters: Colonies have encrusting bases and branches which may be open or form a compact clump. The coenosteum forms a complex of fine ridges. Corallites are both in and between these ridges.

Colour: Brown or green, sometimes with pale branch tips.

Similar Species: Montipora cactus and M. australiensis, neither of which have corallites in and between coenosteum ridges. See also M. hispida.

Habitat: Shallow reef environments.

Abundance: Sometimes common.