Leaves sessile; leaf blade obovate to oblanceolate, 3-8 X 1.5-3.5 cm, adaxially sparsely brown villous to glabrescent, abaxially rust-brown villous, brown villous along veins, base narrowly cuneate, margin irregularly dentate in apical half, apex obtuse; lateral veins 4 or 5 on each side of midrib, indistinct. Peduncle 5-8 cm, rust-brown villous; bracts ca. 3 mm, brownish villous, margin entire. Pedicel 5-8 mm. Calyx segments lanceolate, ca. 3 mm, margin entire. Corolla white to purple, 1.3 (-2) cm, outside glabrescent; tube narrowly urceolate, 8(-14) X ca. 3 mm; adaxial lip 4(-6) mm, lobes orbicular, 1.7(-2.5) X ca. 2 mm; abaxial lip 3.2(-4) mm, lobes oblong, 2.5(-3) X ca. 2 mm. Stamens 4-6 mm; filaments glabrous; anthers coherent in pairs, thecae not confluent; staminode ca. 0.8 mm. Pistil ca. 4 mm, glabrous; ovary ca. 3 mm. Capsule ca. 3.5 cm. Fl. Apr-May.

* Rocks; 600-1600 m. Sichuan (Shizhu Xian).