Tree, up to 36 m high, dbh up to 85 cm, with up to 2 m high buttresses. Twigs 1.5-3.5 mm in diam., glabrous. Leaves 1-3-jugate; petiole 2-5 cm long, 1-1.5 mm thick, semiterete; axes glabrous; petiolules 5-8 mm long, above narrowly deeply grooved without a median rib. Leaflets elliptic, 4.5-10.5 by 2.5-4.5 cm, index c. 2, stiff-pergamenta-ceous, glabrous; domatia absent; base acute to obtuse, attenuate; sides curved; apex hardly obtuse-acuminate; midrib above slightly sunken to flat, nerves 0.5-1.25 cm apart, prominulous above, intercalated veins well developed, making the nervation ± irregular, veins and veinlets rather coarsely reticulate, slightly more prominent above than beneath. Inflorescences axillary, together partly pseu-doterminal. Flowers known only from remains under the fruit. Sepals 5, outside at least sparsely puberuous. Disc glabrous. Stamens 7. Ovary 2-celled. Fruits ellipsoid, 2.25 by 1.75 cm glabrous, appendages fairly dense, c. 3 mm high, pyramidal with a nipple-like, up to 2 mm long apical part; wall rather woody, 1 mm thick.