Description from Flora of China
Jasminum argyi H. Léveillé; J. floridum subsp. giraldii (Diels) B. M. Miao; J. floridum var. spinescens Diels; J. giraldii Diels; J. humile Linnaeus var. kansuense Kobuski; J. humile var. microphyllum f. kansuense (Kobuski) B. M. Miao; J. tsinglingense Lingelsheim.
Shrubs erect or scandent, 0.4-3 m. Branchlets 4-angled, twisted, glabrous to pubescent. Leaves alternate, compound or simple; petiole 2-10 mm; leaflets 3 or 5(or 7), terminal petiolule 2-12 mm, lateral ones subsessile; leaf and leaflet blades ovate to elliptic, rarely obovate or suborbicular, 0.7-4(-5) × 0.5-2 cm, adaxially shiny, drying rugose, glabrous, sometimes puberulent along midrib, to densely villous, abaxially glabrous to sparsely to densely villous, base cuneate or rounded, apex acute, rarely blunt; veins obscure. Cymes terminal, 3-25-flowered; bracts subulate, 3-7 mm. Pedicel 0-2 cm. Calyx with 5 raised ribs, glabrous to sparsely pubescent; tube 1-2 mm; lobes subulate-linear, 1-3 mm. Corolla yellow, nearly funnelform; tube 0.9-1.5 cm; lobes ovate or oblong, 4-8 mm, often acute at apex. Berry ripening black, globose, 5-10 mm in diam. Fl. May-Oct, fr. Aug-Nov.
* Slopes, valleys, woods, thickets; below 2000 m. Gansu, N Guizhou, Hebei, Henan, Hubei, Shaanxi, Shandong, Shanxi, Sichuan