Trees, deciduous. Leaves distichous or spiral, imparipinnate. Stipules free, very small and caducous. Inflorescences axillary or terminal, paniculate; bracts and bracteoles minute, inconspicuous, usually caducous; pedicels very short or absent. Petals 5, more or less equal in shape and size. Stamens 5, free, more or less equal in length; filaments very short, glabrous; anthers basifix, opening with apical and basical pores, both pores connected by a thin (nearly) dehiscent rim and sometimes appearing to be longitudinally dehiscent. Ovary sessile or subsessile, 1-ovuled; style and stigma rather short and small. Seeds strongly laterally compressed, exalbuminous.
Asia-Tropical:, Borneo ‒ present; New Guinea ‒ present; Philippines (Philippines ‒ present); Sumatera (Sumatera ‒ present) Malay Peninsula,: present
A small genus of 3 species in Malesia: Sumatra, Malay Peninsula,, Borneo, Philippines, New Guinea.
The timber is suitable for structural usage, when treated with wood preservatives also outdoors. See