Shrubs, 1.5–4(–6) m tall; young shoots sparsely brown pubescent, glabrescent. Petiole 3–6 mm. Leaf blade leathery, elliptic-obovate or rhombic-obovate to oblong-obovate or oblong-elliptic, 3.2–6.4 × 1–3.4 cm; base broadly cuneate; margin finely serrate; apex acute and mucronate; both surfaces with flat brown hairs; abaxial surface with hairs restricted to midrib, otherwise glabrous; adaxial surface glabrescent. Inflorescence 2–5-flowered. Pedicel 0.6–1.2 cm, densely shiny brown pubescent, hairs flat; calyx with 5 small teeth, brown pubescent; corolla funnel-campanulate, pale rose-purple, lobes with dark purple flecks, 2.5–3.5 × 2.5–3.5 cm; lobes spreading, oblong, shorter than the tube, glabrous, emarginate; stamens 10(–12), unequal, as long as the corolla, filaments glabrous; ovary ovoid, ca. 3 mm, densely shiny gray-brown appressed-pubescent; style becoming wider at apex, glabrous. Capsule narrowly ovate, 9–13 mm, densely brown-hairy, hairs flat.
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