Tree 5-27 m, up to 45 cm dbh. Young twigs pilose, the hairs up to 0.5 mm long, older twigs sparsely pilose to glabrescent. Leaves imparipinnate with 3-6 pairs of lateral leaflets; total length up to 14 cm including petiole of 1.5-2 cm; rachis segments 0.8-1.1 cm long; petiole and rachis segments semiterete, often pilose; leaflets chartaceous to subcoriaceous, glabrous above, pilose beneath; lateral leaflets lanceolate or narrowly elliptic, the largest 3-5 by 1-1.6 cm, base unequal and ± sessile, apex acuminate; apical leaflet narrowly elliptic, 5.2-7 by 1.4-2 cm, base attenuate into a petiolule c. 0.7 cm long, apex acuminate; margin crenulate, 11-14 notches on each side of the largest lateral leaflets; midrib slightly depressed above, puberulent at base, prominent beneath and pilose; secondary and tertiary venation slightly raised on both surfaces. Stipules few in mature foliage, suborbicular, up to 0.45 cm diameter. Inflorescence a pair of opposite dyads; peduncles c. 1 cm long, strigose-puberulous; axes of racemes up to 11 cm long, puberulous. Flowers probably unisexual; pedicel 1.8-2 mm long, puberulous to glabrous; in old female flowers/young fruit, calyx lobes 0.8 by 0.6 mm, glabrous; corolla oblong, c. 1.5 by 0.8 mm, apex rounded; disc lobes 0.2 mm long, oblong; filaments 1.6 mm long; ovary 1.2 mm long, densely pubescent; styles 1.3 mm long, straight or divergent; stigmas papillose. Mature fruits not seen.
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