Description from Flora of China
Shrubs, 1-7 m tall; branches terete, densely pale yellow- to brown tomentose, -hirtellous, or -hirsute. Leaves opposite; petiole 9-12 mm, sparsely to moderately strigose, hirtellous, or hirsute; blade drying subleathery, elliptic, broadly elliptic, or broadly ovate, 8-11 × 4-7.2 cm, both surfaces densely pale yellow tomentose to -hirtellous, base cuneate or obtuse, apex acute to shortly acuminate; secondary veins 9 or 10 pairs, apparently without domatia, tertiary venation reticulate to subparallel; stipules deciduous, ovate, ca. 6 mm, densely tomentose, deeply 2-lobed, lobes linear, ca. 3.5 mm. Inflorescence congested-cymose to subcapitate, ca. 4 × 4 cm, densely tomentose to hirtellous; peduncles 3-4 cm; bracts lanceolate, ca. 6 mm. Flowers subsessile, biology not noted. Calyx densely tomentose to hirtellous; hypanthium cylindrical to ellipsoid, 2.5-3.5 mm; lobes narrowly lanceolate to narrowly triangular, 3-4 mm, with 1 lobe in 1-4 flowers per inflorescence sometimes expanded into calycophyll, blade elliptic to obovate, ca. 5.5 × 2.8 cm, densely tomentose, base acute, stipe ca. 14 mm, apex obtuse to acute. Corolla orange, salverform, outside densely yellowish brown villous; tube ca. 22.5 mm, inside densely yellow clavate pubescent in upper part; lobes ovate, ca. 4 mm, adaxially densely yellow papillose, acuminate. Berry ellipsoid, ca. 12 × 9 mm, sparsely tomentose to hirtellous. Fl. May, fr. Jun.
● Forest margins, roadsides. S Yunnan.