Description from Flora of China
Jasminum sempervirens Kerr; J. wangii Kobuski.
Shrubs scandent, 2-7 m. Branchlets, abaxial leaf surface, pedicel, and calyx red glandular dotted when young. Leaves opposite, simple; petiole 1.5-3 cm; leaf blade obovate, ovate, or elliptic, 10-22 × 6-10 cm, papery or thin leathery, shiny and glabrous adaxially, tufted hairy in vein axils abaxially, base cuneate or rounded-cuneate, apex very short acuminate; primary veins ca. 6 on each side of midrib, slightly raised. Cymes racemose, terminal or axillary, lax, 2-9-flowered; bracts linear, 1-3 mm. Pedicel 0.5-2.5 cm, flat and thickened upward. Calyx glabrous; tube 2-2.5 mm; lobes 5, deltate, ca. 0.5 mm. Corolla white, salverform; tube 1.8-2.5 cm; lobes 6-8, narrowly lanceolate, 8-11 mm. Berry purple-black, ellipsoid or globose, 1.2-1.6 cm × 6-11 mm. Fl. Aug-Oct, fr. Apr.
Ravines, mixed forests; 400-1400 m. Yunnan [India, Myanmar, Thailand]