Tree 12-25(-30) m. Leaves chartaceous or (sub)coriaceous, (elliptic-) oblong, base cuneate, rounded, or (sub)cordate, apex acute (with ± blunt tip) or acute-acuminate, 17-30 by 5-10 cm; Inflorescences between the leaves or below, of the Knema-type; Fruits usually single, subsessile, ovoid-ellipsoid, 2.5-4 by 2-2.5 cm, hairs dense, velvety, (dark) rust-coloured, 0.3-1 mm;
Asia-Tropical: Lesser Sunda Is. present (Bali absent), Lombok absent
Malesia: Lesser Sunda Islands (except Bali and Lombok). There are two varieties.
A homogeneous species, characterized by the weak minute indumentum on the lower leaf surface, the rather small fruits (2.5-4 cm long) with persistent short indumentum, and the ± sessile inflorescences. The species resembles M. fatua, which has a densely interwoven indumentum on the lower leaf surface.