Description from Flora of China
Stems 20-30 cm, densely puberulent, simple. Leaves opposite, spread along stem, unequal to subequal in a pair; petiole 0.5-2 cm, densely puberulent; leaf blade narrowly ovate to ovate, 4.5-9.5 X 1.5-4 cm, adaxially pubescent, abaxially glabrescent except puberulent veins, base oblique, cuneate to rounded, margin serrate, apex acuminate. Cymes unbranched to branched 2 , 1-4-flowered; peduncle to 4.5 cm, densely puberulent; bracts ovate-lanceolate, to 4 X 1.5 mm, margin serrulate. Pedicel ca. 0.6 cm. Calyx 5-sect from near base; segments equal, ovate-lanceolate, ca. 7 X 4 mm, margin serrulate. Corolla white, purple spotted inside, ca. 3 cm, outside densely glandular puberulent, inside glabrous; tube ca. 2 X 1.2 cm. Adaxial stamens ca. 9 mm, abaxial ones ca. 1 cm, glabrous; staminode ca. 3 mm. Pistil ca. 1.5 cm; ovary glabrous. Style 6-7 mm, puberulent to pubescent. Fruit unknown. Fl. Oct.
* Musa thickets; ca. 1300 m. SE Yunnan (Maguan Xian).