Tree, medium-sized. Branchlets usually sericeous when young; flowering twigs 1.5-3 mm thick. Leaves 2-4-jugate; rachis 4.6-19 cm long, terete to apically flattened above, subglabrous, petiole 2.8-8 cm long; petiolules up to 0.9 cm long. Leaflets opposite (to alternate), ovate, 2.9-10.8 by 0.9-3.3 cm, index 2.9-3.9, asymmetrical, acroscop-ic side broader, coriaceous, punctate; base attenuate; margin entire, flat; apex acuminate to cuspidate, not mucronulate; upper surface glabrous, (wax); lower surface duller, smooth, no papillae, glabrous to very sparsely pilose, domatia (0 or) 1 to many sac(s), in axil of basiscopic second nerve to in axils of most nerves; venation on upper side flat to raised, raised below; nerves 0.3-1.6 cm apart, marginally looped and joined; veins laxly reticulate, rather distinct. Inflorescences axillary, mainly branching along the terete to somewhat flattened, subsericeous, 2.2-13.2 cm long axis; first order branches up to 4.2 cm long; cymules cincinnate, 2-or 3-flowered; bracts and bracteoles triangular, outside sericeous, inside subglabrous; bracts 0.7-0.9 mm long; bracteoles 0.3-0.6 mm long; pedicels 3-6 mm long, subsericeous, articulate part less pilose. Flowers c. 4 mm in diam. Sepals 5, ovate, margin pilose, without glands, outside and inside glabrous; 2 outer smaller ones 1.3-1.8 by 1.3-1.8 mm; 3 inner larger ones 2.2-2.7 by 2.2-2.7 mm, margin petaloid. Petals 5, (elliptic to) obovate, 1.5-2.5 by 1.1-1.7 mm; claw 0.1-0.2 mm high; margin pilose, apex retuse to acute, outside and inside glabrous; scales free, very short, 0.1-0.3 mm high, apex not broadened; crest absent. Disc uninterrupted. Stamens 8; filaments 1.4-3.5 mm long, pilose, especially basally; anthers 0.4-0.7 mm long, glabrous. Pistil: ovary 0.5-1.5 mm high, subhirsute; style and stigma 0.2-1.5 mm long. Fruits with 1 or 2 well developed lobes, c. 1.4 by 1-1.4 cm, smooth, glabrous, blackish when dry; stipe c. 2 mm high, broadly obconical; margin blunt; lobes c. 9 by 9 mm. Seeds not mature.
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