Petiole to 8 cm, brown villous; leaf blade oblique, ovate to elliptic, (3.5-)5.5-14 X 2-5.5 cm, adaxially sparsely villous to glabrescent, abaxially villous, hairs to 3 mm, glabrescent, especially between veins, base usually oblique, cuneate to rounded, margin serrate, apex acute to acuminate; lateral veins 7-11 on each side of midrib, distinct. Cymes (2-)5-10-flowered; peduncle 7.5-10 cm, brown villous; bracts 2, linear, 5-9 X 1-1.5 mm, brownish villous, margin sometimes sparsely dentate. Fruiting pedicel 0.7-2.5 cm. Persistent fruiting calyx segments linear to narrowly lanceolate, 5-8 mm, margin entire. Corolla 1.7-2.4 cm; tube cylindric, narrowed at mouth; adaxial lip 7-9 mm; abaxial lip 2.5-3.5 mm. Stamens adnate to corolla 5-6 mm above base, ca. 1 cm; filaments flattened to slender, glabrous; anthers broadly oblong, 2-loculed, dehiscing longitudinally, connective glabrous; staminode 1, ca. 2 mm. Persistent stigma 1, disc-shaped. Capsule 2.5-3 cm, glabrous.

* In shady and damp mixed forest; 1400-2300 m. Yunnan (Maguan Xian).