Description from Flora of China
Plants stemless. Petiole 1-7 cm, rust-brown villous; leaf blade ovate to broadly elliptic, 5-15 X 2.5-8 cm, adaxially sparsely rust-brown villous, abaxially sparsely pubescent, rust-brown villous along veins, base oblique, broadly cuneate to rounded, margin dentate to serrate, apex rounded to obtuse; lateral veins 5-8 on each side of midrib, prominent. Cymes 1-3(or 4)-flowered; peduncle 8-17 cm, rust-brown villous, denser and longer near base; bracts 2, lanceolate, 3-4 X ca. 1 mm, outside rust-brown villous, inside glabrous, margin entire. Calyx segments lanceolate, 4-5 X 1-2 mm, outside rust-brown villous, margin entire, veins indistinct. Corolla purple-red, inside darker striate, 4.3-5.2 cm, outside sparsely glandular pubescent, inside glandular pubescent; tube 2.5-3.4 X 1.2-1.6 cm; adaxial lip 8-9 mm, lobes oblong, 4-5 X 4-7 mm, apex rounded to truncate; abaxial lip 1.5-2 cm, lobes elliptic-ovate, 6-9 X 5-7 mm, apex rounded. Adaxial stamens adnate to corolla ca. 4 mm above base, 1.8-2 cm, abaxial ones adnate to corolla ca. 3 mm above base, 2-2.2 cm; filaments glandular pubescent; anthers reniform, thecae confluent; staminode 2.5-3 mm. Pistil 1.6-3.4 cm, densely glandular pubescent. Style 2-10 mm. Capsule 2.5-5.5 cm, glabrescent. Fl. Jun and Sep, fr. Oct and May.
* Damp, shady rocks; 1600-3000 m. Yunnan (Ruili Xian).