Description from Flora of China
Stauranthera chiritiflora Oliver, Hooker's Icon. Pl. 25: pl. 2454. 1896.
Stems puberulent, glabrescent. Normal leaves sessile or short petioled; leaf blade pale green, oblique, oblong-ovate to oblong, to 15 X 6 cm, sparsely puberulent, base strongly oblique, cuneate on narrow side, rounded on other, margin denticulate, apex acuminate; reduced leaf blade ovate, to 2 cm. Cymes axillary; peduncle 3.5-6 cm, puberulent. Calyx 5-sect from base; segments ovate, ca. 4.5 mm, outside glabrous. Corolla pink, ca. 2.5 cm, outside glabrous, inside sparsely puberulent below abaxial lip; tube subtubular, ca. 1.5 X 0.9 cm; adaxial lip ca. 4 mm; abaxial lip ca. 9 mm. Filaments 8-10 mm, apically puberulent; anthers ca. 1.2 mm wide; staminode up to 1.5 mm. Pistil ca. 1.4 cm, glabrous. Style ca. 1.1 cm; stigmas 2, capitate. Fl. Dec.
* SE Yunnan (Mengzi Xian).