Tree, up to 30 m high, dbh up to 60 cm, with up to 2 m high buttresses. Twigs 6-10 mm or more in diam., tomentellous. Leaves 2-5-jugate; petiole 10-16 cm long, (1.5-)2-3.5 mm thick, above rounded to flat and sometimes grooved; axes tomentellous; petiolules 5-12 mm long, above fairly broadly and shallowly grooved to rather flat, without or sometimes with lateral ribs, without a median rib. Leaflets 9-28 by 3-10 cm, index 2.5-3.5, widest about the middle (upper leaflets often slightly above, lower ones slightly below the middle), beneath variably glaucous, above glabrous or sometimes in the basal half of the midrib very sparsely puberulous, beneath densely tomentellous on the midrib, more sparsely so or sometimes fairly densely appressedly short-hairy on the nerves, in between sparsely minutely hairy; domatia rare; base obtuse to rounded; sides curved to sometimes nearly straight; apex tapering into a short to rather long, slender, rounded or sometimes acute acumen; nerves 0.6-1.75 cm apart, fairly steep and only slightly curved, veins mostly densely scalariform, sometimes tending to coarsely reticulate, veinlets reticulate, beneath inconspicuous to hardly visible. Sepals 4 or 5, connate up to halfway, 0.7-1.6 mm long, on both sides densely hairy. Stamens 5 or 6. Fruits 3 by 2 by 1.25 cm, wall c. 1 mm thick.