Description from Flora of China
Shrubs (small tree in cultivation) 0.8-2 m tall. Stems and branches glabrous, branches thorny. Leaves solitary or fasciculate, lanceolate or long elliptic, 2-3 cm × 3-6 mm. Inflorescences solitary or clustered flowers. Pedicel 1-2 cm. Calyx campanulate, 4-5 mm, usually 2-lobed, lobes 2- or 3- toothed at apex. Corolla purple, funnelform; tube 8-10 mm, obviously longer than limb and lobes; lobes 5-6 mm, spreading, margin glabrescent. Stamens and style slightly exserted. Berry red or orange-yellow, oblong or ovoid, 0.4-2 cm × 5-10 mm. Seeds usually 4-20, brown-yellow, ca. 2 mm.
* Gansu, N Hebei, Nei Mongol, Ningxia, Qinghai, N Shanxi, Sichuan, Xinjiang