Tree c. 35 m by 50-85 cm. Branchlets c. 9 mm thick, soon glabrescent; pith with many vascular strands, part of them peripherally arranged. Stipules absent. Leaves 3-6-jugate. Leaflets lanceolate, 4-12 by 2-3.5 cm, chartaceous, glabrous; base rather oblique, broadly cuneate; margin entire; apex gradually, shortly and broadly blunt-acuminate; nerves 10-12 pairs (angle 50-60°), straight to faintly curved, gradually and distinctly arching at 1.5-2 mm from the margin. Inflorescences (♂ unknown) axillary, narrowly paniculate, 11-18 cm, soon glabrescent; main branches up to 4.5 cm, often with only one well-developed flower. Flowers (♂ unknown) 7 mm, glabrous. Calyx 4-6 mm high. Stamens glabrous, 3-3.5 mm long, filaments almost wholly connate, sometimes with interstaminal teeth. Disk minute, annular, pilose. Pistil glabrous, stalked. Infructescences c. 15 cm, with 2-3 fruits, glabrous; calyx flat, 3-angular, 11 mm diam. Fruits elliptic, faintly trigonous in cross-section, c. 3 by 2 cm, apparently containing 2 seeds; sterile cell not very reduced.
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