Trithuria sect. Hamannia is a section within the genus Trithuria native to Australia and India.
Description
The dehiscent, elliptical, apocarpous, monomerous folliclefruit has three longitudinal pericarp ribs. The fruit does not have papillae, doesn't have distinct epicuticular waxdeposits, and the apex does not have thickened endocarp cells. The fruit apex also does not have a distinct beak. The fruit splits into three parts along the longitudinal ribs. The smooth seed has a thick cuticle. The sheathless cotyledon is strongly reduced.