Description from Flora of China
Mangifera pinnata Linnaeus f., Suppl. Pl. 156. 1782; Poupartia pinnata (Linnaeus f.) Blanco; Spondias acuminata Roxburgh; S. bivenomarginalis K. M. Feng & P. Y. Mao; S. mangifera Willdenow; Tetrastigma megalocarpum W. T. Wang.
Deciduous trees, 10-15 m tall; branchlets yellowish brown, glabrous. Petiole 10-15 cm, petiole and rachis glabrous; leaf blade 30-40 cm, imparipinnately compound with 5-11 opposite leaflets; leaflet petiolule 3-5 mm; leaflet blade ovate-oblong to elliptic-oblong, 7-12 × 4-5 cm, papery, glabrous on both sides, base cuneate to rounded, often oblique, margin serrate or entire, apex acuminate, lateral veins 12-25 pairs, slightly impressed adaxially, prominent abaxially, joined with submarginal collecting vein. Inflorescence paniculate, terminal, 25-35 cm, glabrous, basal first order branches 10-15 cm. Flower sessile or subsessile, white, glabrous. Calyx lobes triangular, ca. 0.5 mm. Petals ovate-oblong, ca. 2.5 × 1.5 mm, apically acute. Stamens ca. 1.5 mm. Ovary subglobose, ca. 1 mm; styles 4 or 5, free, ca. 0.5 mm. Drupe ellipsoid to elliptic-ovoid, yellowish orange at maturity, 3.5-5 × 2.5-3.5 cm; inner part of endocarp woody and grooved, outer part fibrous; mature fruit usually with 2 or 3 seeds. Fl. Apr-Jun, fr. Aug-Sep.
Lowland and hill forests; 300-1200 m. S Guangxi, Hainan, S Yunnan [probably native to Indonesia and the Philippines; widely cultivated and naturalized in Bhutan, Cambodia, India, Indonesia, Laos, Malaysia (peninsular), Myanmar, Nepal, Philippines, Singapore, Thailand, and Vietnam].