Medium-sized tree. Young twig, petiole and stipule pruinose, otherwise glabrous. Twig c. 3 by 2 mm ø apically, terete or slightly compressed, smooth; stipule scars amplexicaul, prominent. Bud to 20 by 8 mm, large, lanceolate, compressed. Stipule to 6 by 2 cm, lanceolate-falcate, obtuse, subpersistent. Leaves alternate, 9-21 by 8-14 cm, broadly ovate to suborbicular, coriaceous, lustrous; base obtuse to cordate; acumen to 1 cm long, cuspidate; nerves 9-11 pairs, curved, prominent beneath, at to 115° towards the base, 45° towards the apex; tertiary nerves remotely scalariform; midrib applanate above, prominent and terete beneath. Petiole 3-4 cm long, very long. Panicle to 15 cm long, terminal or axillary, lax, glabrous, compressed; regularly singly branched, branchlets to 2 cm long, bearing remote distichous flowers; bracts to 10 by 6 mm, elliptic-lanceolate, acute, glabrous, fugaceous; bracteoles to 8 by 4 mm, similar. Flower bud to 10 by 4 mm, fusiform. Calyx glabrous; lobes narrowly deltoid, subequal, subacute. Petals lanceolate, shortly pubescent on parts exposed in bud. Stamens 15, the 5 innermost slightly longest; filaments broad, connate, tapering abruptly beneath the ellipsoid anthers; appendages c. 3 x length of anther, aristate. Ovary ovoid, glabrous, surmounted by a spindle-shaped style and stylopodium. Fruit glabrous. Pedicel c. 6 mm long, 3 longer fruit calyx lobes c. 13 by 2.5 cm, spatulate, obtuse, c. 6 mm broad above the c. 15 by 18 mm somewhat saccate thickened base; shorter lobes to 8 by 0.7 cm, narrowly lanceolate, subacute, similar at base. Nut c. 2.5 by 1.08 cm, ovoid, glabrous; style remnant to 7 mm long.
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