Jasminum humile var. siderophyllum (H. Léveillé) Kobuski; J. mairei H. Léveillé; J. mairei var. siderophyllum H. Léveillé.

Plants 0.5-3 m. Leaflets 3-7(-13), usually 5; blade ovate to lanceolate, rarely obovate, terminal one 1-6 × 0.4-2 cm, lateral ones 0.5-4.5 × 0.3-2 cm, leathery, apex acute to caudate. Inflorescences umbellate, corymbose, or paniculate- cymose, 1-10(-15)-flowered. Pedicel 0.5-3 cm. Calyx lobes deltate, shorter than tube. Corolla tube 0.8-1.6 cm. Fl. Apr-Jul, fr. Jun-Oct. 2n = 26*.

Woods; 1100-3500 m. W Guizhou, SW Sichuan, Xizang, Yunnan [Afghanistan, India, Tajikistan; SW Asia].