Tree up to 32 m high, bole up to 18 m high, d.b.h. 20-35 cm. Branchlets terete, ferrugineous-ly puberulous or pilose, hollow. Stipules glandlike, sometimes with a downwards-pointed acumen. Leaves: rachis (2-)12-20 cm, pilose, glands raised, bowl-shaped, 2-4 mm in diameter, margin sharply rimmed, ciliate; pinnae 1 pair, (6-) 16-35 cm, densely pilose by patent hairs, glands similar to the rachis-glands but smaller; petiolules 1-3 mm, strongly hirsute; leaflets (2-)4-6(-8) pairs per pinna, opposite, basal leaflet sometimes unpaired, equal-sided, ovate-elliptic, elliptic, or oblong, (5-) 10-18 by (2.5-)4-10 cm, base rounded to broadly cuneate, apex acuminate, both surfaces softly ferrugineously pubescent; principal lateral veins 5 or 6 per leaflet-half, oblique, strong-ly raised, parallel; reticulation prominulous above, prominent beneath. Inflorescence borne on the trunk, puberulous or tomentellous, consisting of a branched and slender raceme, up to 3 cm long, pedicels 1.5-4(-6) mm, glabrous or puberulous. Flowers pentamerous, male and female, yellowish or white. Calyx narrowly cup-shaped, 3 mm, glabrous or puberulous, toothed or indented in two places. Corolla funnel-shaped, 8—12(—17) mm, ± glabrous; lobes oblong, acute, 3-5 mm. Stamens 22-35 mm. Ovaries usually 5, much reduced in male flowers. Pod and seeds unknown.