南亚乌蔹莓 nan ya wu lian mei

Lianas, woody. Branchlets terete, with longitudinal ridges, glabrous; tendrils trifurcate, sometimes tip of lower tendril branch with vestiges of abortive inflorescences. Leaves 3-foliolate; stipules caducous; petiole 3.5-12.5 cm; central petiolule 1.5-3 cm, lateral petiolules 3-5 mm, pilose; leaflets ovate-rhombic or rhombic, 7.5-14.5 × 5.5-8 cm, lateral veins 6-8 pairs, veinlets conspicuous, base broadly cuneate or subrounded; lateral leaflets with asymmetric base, margin with 12-17 rounded teeth on each side, apex acute. Compound dichasium axillary; peduncle 4-9 cm, nearly glabrous. Pedicel 1-2 mm, with dense papillose hairs. Buds oval, 2-3 mm, apex rounded. Calyx saucer-shaped, papillose, undulately lobed. Petals elliptic, 1.7-2.7 mm, densely papillose. Anthers oval, longer than broad. Lower part of ovary adnate to disk. Berry globose, 6-8 mm in diam., 2- or 3-seeded. Seeds triangular-obovoid, base rostrate, apex retuse, ventral holes suborbicular. Fl. Jun-Aug, fr. Aug-Sep.

Forests, valleys, fields; 1000-1200 m. Yunnan [Indonesia, Malaysia, Thailand].