Shrubs, to 4 m tall, sometimes climbers. Branches glabrous, with few, slender, terete prickles generally at nodes. Petiole 3-10 cm; petiolule of central leaflet 3-6 mm; leaflets (3-)5, oblong, oblanceolate, or lanceolate, rarely obovate, 6-14 × 2.5-6 cm, papery, both surfaces glabrous (rarely abaxially pubescent when young, glabrescent), secondary veins 6-10 pairs, base cuneate, margin sharply biserrate, apex acuminate or long acuminate. Inflorescence terminal, a corymbose panicle of umbels or a solitary umbel, borne on leafy shoots; peduncles 0.6-10 cm; pedicels 1-2 cm, glabrous. Calyx with 5 teeth, glabrous. Corolla yellowish green. Ovary 5-carpellate, glabrous; styles united into a column. Fruit ovoid-globose, 5-7 mm in diam.; styles persistent, 1-1.2 cm. Fl. Jun-Aug, fr. Aug-Nov.
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A shrub. It grows 4 m tall. It can be a climber. The branches have a few prickles. The leaves have 5 leaflets that are oblong and 6-14 cm long by 3-6 cm wide.
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