Large buttressed tree. Young twig, leaf bud, stipule outside (puberulent within), petiole, leaf beneath, midrib above and panicle persistently grey-brown to rust scabrid tomentose, leaf above caducous puberulent. Twig 3-4 mm ø apically, stout, ribbed, smooth, glabrous; stipule scars to 2 mm long at first, broad, falcate, descending. Bud 5-8 by 3-4.5 mm, ovoid, slightly compressed. Stipule to 20 by 6 mm, broadly hastate, subacute. Leaves 12-20 by 6.5-11.5 cm, broadly obovate to oblong or ovate, grey lepidote beneath, coriaceous; base obtuse or subcordate; acumen to 1.5 cm long, broad; nerves 14-17 pairs, prominent beneath, curved, at 50°-60° distally, more spreading at base; tertiary nerves scalariform, well spaced, sinuate; midrib prominent, stout, rounded, beneath, rather narrow and slightly depressed above; petiole 2.2-2.8 cm long, stout. Panicle to 25 cm long, terminal or axillary, terete, regularly singly branched, the branchlets bearing to 7 secund flowers; bracteoles to 5 by 4 mm, ovate, subacute, shortly pubescent on both surfaces, falling before the corolla opens. Flower bud to 10 by 3 mm, narrowly ovoid, subacute. Calyx densely pubescent outside, glabrescent within; lobes broadly deltoid to ovate, acute, subequal, the 2 inner the narrower. Petals pink, narrowly oblong, short, densely yellowish brown pubescent on parts exposed in bud. Stamens 22-26, of 3 sizes; filaments basally expanded, abruptly tapering and filiform distally; anthers broadly oblong; appendage to connective almost twice as long as anthers, reaching to 3/4 length of ovary and style, not reflexed. Ovary and stylopodium narrowly pyriform, puberulent; style cylindrical, glabrous. Fruit calyx glabrescent; 3 longer lobes to 20 by 2.8 cm, narrowly spatulate, coriaceous, narrowly obtuse, c. 1.3 cm broad and often slightly revolute above the to 1.5 by 1.8 cm broadly ovate shallowly saccate thickened base; 2 shorter lobes to 13 by 0.9 cm, linear, similarly expanded at base. Nut to 2.7 by 1.8 cm, ovoid; style remnant to 3.5 mm long, tapering, densely evenly shortly pale cream-buff pubescent.
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A tree. It grows 60 m tall. The trunk can be 160 cm across. It has buttresses 4 m tall. The leaves are simple and alternate. They are broadly oval to oblong and 12-20 cm long by 7-12 cm wide. They are papery to leathery and have grey hairs underneath. There are 14-17 pairs of secondary veins. The flowers are pink to red and 26 mm across They are in groups in the axils of leaves or at the ends of branches. The fruit is an oval nut 2 cm long. It has pale cream hairs. There are 3 longer lobes that are narrowly spoon shaped and 20 cm long by 3 cm wide and then 2 shorter lobes.