Silvervein Creeper

Branchlets conspicuously quadrangular; tendrils 4-7-branched, with young apex expanded as tubercles. Leaves palmately 5-foliolate; petiole 2.5-8 cm, petiolule 0.3-1.5 cm, glabrous; leaflets obovate, obovate-elliptic, or broadly obovate-lanceolate, 3-10 × 1.5-5 cm, lateral veins 3-6(or 7) pairs, veinlets slightly raised abaxially, inconspicuous adaxially, base cuneate, margin 2-5(or 6)-toothed, apex acute, acuminate, or obtuse. Paniculate polychasium pseudoterminal, usually with a conspicuous rachis and degenerative leaflets; peduncle 1.5-9 cm, glabrous. Pedicel 0.5-1.5 mm, glabrous. Buds elliptic or globose, 1-2.2 mm, glabrous, apex rounded. Calyx entire. Petals elliptic, 0.8-2 mm, glabrous. Filaments 0.7-0.9 mm; anthers elliptic, 0.9-1.1 mm. Disk inconspicuous. Ovary ovoid-elliptic; stigma inconspicuous or slightly expanded. Berry 8-10 mm in diam., 1-3-seeded. Seeds obovoid, base rostrate, apex rounded. Fl. May-Jul, fr. Aug-Oct.

Chongqing, Gansu, Guangxi, Guizhou, Henan, Hubei, Shaanxi, Sichuan, Yunnan.

● Rocks in valleys or on hillsides, commonly hanging on moist rocky cliffs; 100-1500 m.