Shrubs or trees, 1.5-12 m tall, dioecious. Young branchlets 2-3 mm wide in third internode. Leaves 3-foliolate; petiole 2-6 cm, glabrous or sparsely puberulent; leaflet blades ± narrowly elliptic, in terminal leaflet 5-12 × 1.5-3.5 cm, glabrous, apex acuminate or sometimes acute. Inflorescences axillary, 4.5-9 × 3-4.5 cm; peduncle 2-3.5 cm; larger primary branches ascending. Pedicel 2-3.5 mm but 3-4 mm in fruit, glabrous. Sepals 0.5-0.7 mm, connate at base or to ca. 1/4 their length, glabrous or margin irregularly ciliolate, persistent in fruit. Petals 2-2.5 mm, deciduous in fruit. Stamens 4, in male flowers 2.5-3 mm, in female flowers 1.5-2.5 mm; filaments at least in male flowers subulate to filiform at apex. Gynoecium in female flowers 1.5-2 mm, in male flowers 0.2-0.5 mm; ovary sparsely hirsutulous. Fruit follicles ellipsoid or obovoid, 5-6 mm, glabrate. Seeds subglobose to ellipsoid, 2.5-3.6 mm, attachment Type B.
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