Treelet 3-8 m tall; trunk reaching 8 cm in diam.; bark light brown, fissured, with dark brown lenticels, inner bark cream. Stem obtusely angled to terete, glabrous, lenticellate. Leaves paripinnate; petioles 7-30 cm long, terete, glabrous, striate, enlarged at base; rachis (9)32-47 cm long, terete to obtusely angled distally, glabrous; petiolules pulvinate, 0.5-1.5 (2.5) cm long, glabrous, the pulvinus 2-7 mm long, bulbous; leaflets 6-16, usually drying reddish brown on abaxial surface, alternate or less often opposite, oblong, elliptic or less often lanceolate, (7.5) 10-26 (37) × 2.8-8.5 (14) cm, coriaceous, glabrous on both surfaces, the venation brochidodromus, prominent on abaxial surface, midvein prominent on adaxial surface, secondary veins plane on adaxial surface, the margins entire, slightly revolute, the apex acute or acuminate, the base strongly asymmetrical, obtuse-attenuate. Thyrses panicle-shaped, distal or axillary, to 45 cm long, branches to 22 cm long; bracts and bracteoles subulate, tardily deciduous, minutely tomentose; dichasia compound; peduncles 2-4.5 (6) mm long; pedicels < 0.5 mm long, articulate just below the flower. Calyx 4-7 mm long, minutely tomentose, the sepals 2-4 mm long, concave, oblong, rounded at apex; petals spatulate, cream, 5-8 mm long, reflexed at anthesis, glabrous except for the ciliate lower margins and papillate adaxial surface, the apex rounded, the base clawed; appendages as long as the petals or slightly shorter, elliptic, erect, densely sericeous on both surfaces; disc cup-shaped, 5-lobed, minutely sericeous, ca. 1 mm tall; stamens 8, the filaments of equal length, ca. 3 mm long, glabrous, the anthers ca. 1.5 mm long, lanceolate, glabrous, apiculate at apex; ovary nearly conical, sericeous-tomentose, the stigma obconical, papillate. Fruits ovoid, glabrous, 2.5-3.2 cm long, yellow, shortly apiculate at apex, the pericarp 2 mm thick, woody. Seeds oblong-elliptic, ca. 1.5 cm long, with fleshy testa.