Trees up to 27 m high, dbh up to 1 m, rarely a shrub; sometimes with buttresses. Twigs terete, 2-7.5 mm in diam., dark to greyish brown, early gla-brescent or glabrous, lenticels inconspicuous. Leaves 1-4-jugate or exceptionally reduced to 1 pseudoterminal leaflet, axial parts thin-hairy, mostly early glabrescent; petiole 1.5-12 cm long, above flat to sometimes slightly hollowed, exceptionally terete; petiolules 2.5-15 mm long, grooved above, often with a median rib. Leaflets elliptic to oblong, 6.5-28 by 2.5-10.5 cm, index 2-4, thin-coriaceous to sometimes papyraceous, above glabrous, beneath glabrous to sparsely hairy on midrib, in nerve axils, and on the nerves, beneath with a naked gland in (nearly) all nerve axils and some scattered along the margin (in the incisions if the margin is not entire); base equal-sided to oblique, cuneate to rounded, decurrent or not; margin sometimes entire, mostly repand to (mainly in the apical part) sinuous or distantly dentate; apex tapering to abruptly acuminate; midrib above slightly raised to hardly sunken, nerves 1-2.8 cm apart, angle to midrib 40-80°, nearly straight to moderately curved, not joined, above prominulous or rarely grooved, veins and veinlets mutually not much different, finely tessellate-reticulate, mostly inconspicuous above, distinct beneath, Inflorescences termina or exceptionally axillary, up to 50 cm; branches few, long, spreading to erect, stronger ones often bearing near or at the base 1 or 2 feebler side branches, spicate with sessile, mostly many-flowered cymules, rather sparsely hairy, hairs mainly in small, appressed tufts, intermingled with patent short solitary ones; bracts subulate, up to 3 mm long; pedicels 2-4 mm long, slender. Sepals up to ⅓ connate, 2-3 by 1.5-2.5 mm, inside tomentose. Petals 0(-4), spathulate, long-clawed, up to 1.2 by 0.3 mm, partly thin-woolly at both sides, sometimes sparsely glandular-ciliolate. Disc woolly. Stamens: filaments 1.5-2.5 mm long, glabrous or nearly so; anthers 0.6-0.8 mm long. Fruits: lobes 2-3.5 cm in diam., hardly warty to short-spiny, granular, glabrous; dehiscent by valves.
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A tree. It grows 35 m high. The leaves are alternate and compound. The leaflets sometimes have teeth along the edge. The flowers are 4 mm across. They are white to yellow. They are in groups. The fruit are 2 cm long and greenish-yellow. They can be warty. The seeds have a fleshy layer or aril around them.
A mid-canopy tree in primary forests, on flat country, slopes, hill tops and along the sides of rivers, mainly on sand, usually at elevations 100 metres, but occasionally up to 1,200 metres.
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It is a tropical plant. It grows up to 1,500 m above sea level. It grows on alluvial soil along streams and rivers.
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