单花红丝线 dan hua hong si xian

Solanum lysimachioides Wallich in Roxburgh, Fl. Ind. 2: 257. 1824; Lycianthes biflora (Loureiro) Bitter subsp. lysimachioides (Wallich) Deb; S. macrodon Wallich ex Nees var. lysimachioides (Wallich) C. B. Clarke.

Herbs sparingly pubescent or glabrescent. Petiole of major leaf 0.8-3 cm, that of minor leaf 0.5-2 cm; blade of major leaf ovate, elliptic, to ovate-lanceolate, 4.5-7 × 2.5-3.5 cm, sparsely pubescent on veins, ciliate, base cuneate, rounded, or cordate, apex acuminate; blade of minor leaf 2-4.5 × 1.2-2.8 cm. Inflorescences 1- (or 2)-flowered fascicles. Corolla white or pale purple.

Roadsides, forests; 1500-2000 m. Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan [India, Indonesia, Nepal].