Tree, up to 42 m, 1 m ø (buttresses up to 4 m, 1 m out). Leaves trifoliolate, glabrous, pergamen-taceous, often crisped when dry, venation rather inconspicuous, veinlets above finely reticulate; leaflets elliptic-oblong to-lanceolate, occasionally ± obovate, tapering acuminate to caudate, base obtuse to acute, lateral ones 2-7 by ¾-2¾ cm, nerves 1-5 pairs; terminal leaflet 4-11½ by 1½-4 cm, nerves 4-6 pairs; petiole 5-12 by 1¼-2 mm, rachis 3-16 by ¾-1 mm; petiolules 3-7 by ¾-1.25 mm. Panicles shorter to ± longer than the subtending leaf, stout, densely branched, ferrugineous-puberulous, 2-10 cm; bracts small, ovate or linear, petioloid up to 2½ mm. Flowers pectinately clustered, subtended by minute bracts. Lower joint of pedicel 1-2½ mm, upper ½-1 mm. Calyx 2½-3 mm high, dark red, outside brown puberulous. Sepals 2-2¾ by 1½-2¼ mm, broadly ovate to-obovate, acute to emarginate. Petals ± glossy, blackish red, whitish at base, 4½-8 ¼ by 2-2½ mm, obovate-lanceolate to-oblong, rounded to obtuse. Filaments in SF 4-4½ and 5-5½ mm, in LF 1½ and 2 mm; the longer sometimes without anther and club-shaped, red. Pistil in SF 1¾ mm, in LF 3-4 mm; puberulous; styles in SF ¾ mm, in LF 2-3 mm; ovary 1 by ¾-1 mm, subglobose. Fruit 18-32 by 10-23 mm, ellipsoid, glabrescent, greenish yellow at maturity, inside yellow, mesocarp glassy; rimae inconspicuous. Seeds 5-7½ by 2-4 mm; testa smooth; radicle 1¼ by ½ mm, cotyledons 5½ by 3½ mm.
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A tree. It grows 5 m high but can be 42 m tall. The trunk has white patchy bark and is 15-100 cm across. There can be buttresses up to 4 m high. The leaves have 3 leaflets. The fruit is yellow-green and crisp. It is 2-3 cm long by 1-2 cm wide.