Characters: Colonies are hemispherical, with an even surface. Corallites are evenly spaced and conical with rounded, upright or outwardly directed openings. The coenosteum has outwardly directed papillae.
Colour: Cream, brownish blue or yellow, sometimes mottled.
Habitat: Most reef habitats except very turbid water.
Abundance: By far the most common Astreopora.
Taxonomic Note: Probably a species complex.