Tree to 28 m high. Stipules intrapetiolar, minute. Leaves 7-9-foliolate, shortly petioled; petiole and rachis 5-11.5 cm long, prolonged c. 5 mm beyond the top leaflet. Leaflets chartaceous, ovate or elliptic-ovate 4 — 9( — 21) by 1.5 — 3( — 7) cm; apex shortly acuminate to acuminate; base obtuse or rotund, slightly unsymmetric; sparsely puberulous or almost glabrous above, minutely, loosely, appressedly puberulous, glabrescent (or almost glabrous except on the midrib) beneath; nerves 5-8, sometimes more per side; petiolules very short, 1-2 mm, glabrous. Inflorescences axillary or terminal, usually erect, 13 — 17( — 27) cm long, the rachis puberulous, rather densely flowered; bracts caducous or wanting, if present then ovate or triangular, up to 5 mm long, glabrous; bracteoles very small, subulate, 0.35-1 mm long; pedicels 2-3.3(-6?) mm, articulated at the apex, puberulous. Flowers white, puberulous, glabrescent, or almost glabrous outside. Hypanthium c. 1 mm long. Calyx lobes ovate, broadly elliptic, elliptic, or obovate, 3-4 by 1.5-2.5 mm, usually puberulous inside. Stamens 10; filaments 5-7 mm, usually glabrous; anthers 0.75 mm long. Pistil shortly stipitate; stipe c. 0.5 mm long, free, glabrous; ovary c. 3 mm long, 2-or 3-ovuled; style short, 1-2.5 mm, glabrous or slightly hairy at the basal part; stigma indistinguishable. Pods solitary or a few together, ellipsoid or broadly ellipsoid, 2.5-4 by 1.5-2 cm, usually 1-seeded. Seeds: only very young one seen.
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