Jasminum urophyllum Hemsl.

Shrubs scandent, 2-3 m. Branchlets striped, glabrous to densely villous. Leaves opposite, 3-foliolate or sometimes simple; petiole 0.5-4 cm; Leaf and leaflet blade ovate, elliptic, to lanceolate, leathery, glabrous or abaxially pubescent, 3-veined, base rounded or subcordate, sometimes cuneate, apex acuminate to caudate-acuminate; blade of simple leaves 5-17 × 2-5 cm; terminal leaflet blade (3-)6-12.5 × 1.3-4 cm, with petiolule 0.8-2.5 cm, lateral ones 2-7.5 × 0.8-2.5 cm, with petiolule 0.5-5 mm. Corymbs or corymbose cymes terminal or axillary, 3-13-flowered, glabrous to pubescent; bracts linear, 0.5-8 mm. Pedicel 0.5-4 cm, along with calyx glabrous to densely pubescent. Calyx lobes deltate or sharply so, usually less than 2 mm. Corolla white; tube 1.2-1.8 cm; lobes 5 or 6, 4-7(-10) mm. Berry ripening purple-black, ellipsoid or subglobose, 0.8-1.2 cm × 5-12 mm. Fl. May-Oct, fr. Aug-Dec.

Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Sichuan, Taiwan, Yunnan

* Valleys, woods; 900-2200 m.

Jasminum brevidentatum L. C. Chia; J. brevidentatum var. ferrugineum L. C. Chia; J. cathayense Chun ex L. C. Chia; J. taiwanianum Masamune; J. urophyllum var. henryi Rehder; J. urophyllum var. wilsonii Rehder.

川素馨（学名：Jasminum urophyllum）为木犀科素馨属的植物。分布于台灣本島以及中国大陆的广西、湖南、湖北、云南、四川、贵州等地，生长于海拔900米至2,200米的地区，多生长于山谷以及林中，目前尚未由人工引种栽培。