Trees, 5-18 m high; branchlets brown, glabrous, dotted with paler lenticels. Leaves odd-pinnate, 31-48 cm long; petioles canaliculate, sparsely puberulent, soon glabrate, 7.5-13 cm long; leaflets 5-9(-13), oblong to oblanceolate, obo-vate, or ovate, inequilateral, abruptly acuminate, acute to obtuse basally, cori-aceous, glabrous, usually minutely papillose, the margins undulate, 10-27 cm long and 5-12 cm wide, the basal pair usually reflexed; petiolules thickened apically and sometimes basally, sparsely puberulent, the laterals 6-30 mm long, the terminals 20-67 mm long. Inflorescences axillary panicles, the branches spreading, ferrugineous-tomentulose; staminate 11-24.5 cm long and to 16 cm in diameter; carpellate stout, branched from the base, 6-16 cm long and to 6.5 cm in diameter. Flowers 5-merous, sessile; staminate with the calyx 5-lobed, 1 mm high, ferrugineous-pubescent, the petals 5, lanceolate, glabrou's, somewhat keeled abaxially, inflexed-apiculate, the margins papillose, 2.5-3 mm long and ca. 1 mm wide, the stamens 10, the filaments subulate, 1 mm long, the disc 5-lobed, ferrugineous-tomentose; carpellate with the disc ferrugineous-tomentose, the ovary 5-lobed, the stigma 5-lobed, persistent on the fruit. Fruits ovoid, some-what oblique, fleshy, 2-5-lobed, sessile, green, maturing red, tomentulose when young, becoming glabrate except apically, dotted with minute ferrugineous papil-lae, the mesocarp white, 12-16 mm high and 8-20 mm in diameter, dehiscing by 2-5 valves; pyrenes 1(-5).
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A tree. The fruit are green.