Monoecious. Branches and branchlets terete, striate. Petiole 3--8 cm; leaf blade palmately 5--7-foliolate; petiolules 1--3 cm; leaflets 4--10 × 2--4.5 cm, papery, subleathery, or leathery, base obtusely rounded to cuneate, apex caudate. Racemes several, 3--5(--7)-flowered; bracts persistent; peduncle and pedicels slender but pedicels of female flowers thicker. Sepals thicker in female flowers; outer 3 sepals ovate-lanceolate; inner 3 sepals linear-lanceolate to lanceolate. Petals absent. Male flowers: sepals pale yellowish green. Filaments connate into a tube; connective apical appendage apiculate, 1--1.5 mm. Pistillodes filiform, very small. Female flowers: staminodes oblong to subulate. Carpels ovoid-terete. Fruit ellipsoid to oblong. Fl. Apr--May, fr. Jun--Nov.
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