Description from Flora of China
Shrubs 2-4 m tall. Branchlets and stems with yellowish elliptic lenticels, densely rust colored pubescent. Petiole 1-5 cm, densely pubescent; leaf blade oblong-lanceolate, 7-15 2.5-5 cm, papery, pubescent especially on veins, densely yellow glandular, base broadly cuneate to rounded and rarely oblique, margin entire and ciliate, apex acuminate to caudate, veins 4-7 pairs, adaxially prominent. Inflorescences terminal corymbose cymes; bracts purple, lanceolate, 10-15 X 2-4 mm, apex acute, yellow glandular. Calyx red, campanulate, ca. 1.3 cm, submembranous, deeply 5-lobed, glandular; lobes lanceolate, ca. 9 mm. Corolla white, tube 2-2.5 cm; lobes oblong, ca. 5 mm. Stamens exserted. Ovary glabrous. Style shorter than or equal to stamens. Drupes subglobose, ca. 6 mm in diam., enclosed in calyx. Fl. and fr. Jun-Oct.
* Thicket on mountain slopes and along roadsides; 600-1200 m. Guizhou, Hubei, Sichuan.