Petiole to 6 cm, brownish villous; leaf blade lanceolate to ovate, obovate, or elliptic, 5-16 X 3-5(-7) cm, sparsely brown villous, base cuneate to rounded, margin lobulate, lobes triangular, deeply serrate to dentate, apex acute; lateral veins 7-13 on each side of midrib, distinct. Peduncle 4-15(-25) cm, brown villous; bracts 6-7 mm, sparsely brown villous, margin sparsely dentate. Pedicel 0.5-3 cm. Calyx segments narrowly triangular to lanceolate, 4-6 mm, margin sparsely dentate. Corolla pale yellow to deep orange, 1.4-1.9 cm, outside glabrous; tube narrowly campanulate, sometimes urceolate, 7- 8 X 3-5 mm; limb 5-lobed, lobes equal, obovate, 6-7 X 3-4 mm. Stamens 4-6 mm; filaments glabrous to sparsely puberulent; anthers free, thecae confluent; staminode ca. 0.2 mm. Pistil 6-8 mm, glabrous; ovary ca. 4 mm. Capsule 1.2- 2.7 cm. Fl. Jun-Aug, fr. Aug.

* Rocks under slope forests; 2800-3000 m. SW Sichuan.