Tree up to 24 m high, dbh up to 35-40 cm. Young twigs characteristically angular when dried, gradually becoming terete, c. 5 mm diam., pustular len-ticellate, light greyish brown. Leaves 1-jugate; petiole semiterete, c. 1.5 cm by 1.5 mm; leaf axes sparsely hairy to subglabrous. Leaflets elliptic, 5.5-7 by 3-3.5 cm, index c. 2, stiff-pergamentaceous, ± bullate, glabrous; base attenuate; margin strongly recurved; apex emarginate, rounded, or obtuse; nerves c. 1 cm apart, slightly curved, ending free, about equally prominulous on both sides; veins and veinlets very laxly reticulate, prominulous on both sides. Inflorescences up to 7 cm long, densely hairy, glabrescent; pedicels c. 2 mm long. Sepals ovate, c. 1.5 by 1.1 mm. Petals 5, elliptic, short-clawed, c. 1.2 by 1 mm. Stamens 7; anthers c. 0.8 mm long. Pistillode 3-locular. Fruits and seeds unknown.