Evergreen tree up to 22 m tall. Leaves alternate, imparpinnate; leaflets ovate to lanceolate, 4.5-8 cm long, opposite to sub-opposite, entire, glabrous to sparsely pubescent, often ciliate; base oblique, petiole, 3-6 mm long, pubescent. Flowers small in lax, spreading panicles. Calyx truncate. Petals greenish white, obovate, 3-6 mm long. Staminal tube subcylindrical; anthers 10. Disc annular. Capsule 5-locular, ovoid, c. 11.5 cm long, brown. Seeds many, c. 5 cm long, winged at one end.