Large buttressed tree. Buds, twigs and parts of perianth exposed in bud caducously pale cream puberulent, petioles more persistently so; panicles and ovary persistently so. Twigs c. 1 mm ø apically, much branched, terete, becoming smooth to rugulose, blackish. Buds to 4 by 2 mm, lanceolate-falcate, acute. Stipules fugaceous, not seen. Leaves 7-12 by 2-5 cm, elliptic to lanceolate, +-thinly coriaceous; base broadly cuneate; acumen to 1.5 cm long, tapering, slender; nerves 11-14 pairs, slender but distinctly elevated beneath, distinctly depressed above except in young trees, at 35°-50°; tertiary nerves densely scalariform, obscure; midrib prominent beneath, obscure and depressed above; petiole 9-20 mm long, very slender. Panicles to 8 cm long, slender, terminal or axillary, pendant, singly or doubly branched. Flower bud to 5 by 3 mm; sepals broadly ovate, acute. Stamens 35-37; filaments glabrous; anthers ellipsoid; appendages prominent, with 1-3 long terminal, and 2-3 shorter lateral setae. Ovary ovoid-conical, style short. Mature fruit unknown. Fruit subsessile; calyx lobes unequal, 3 longer lobes c. 5 by 1.3 cm, spatulate, obtuse, c. 3 mm broad above the c. 5 by 4 mm elliptic saccate thickened base; 2 shorter lobes c. 25 by 3 mm, linear, similar at base; nut small, ovoid, apiculate.
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