Shrubs, 1–3 m tall; branchlets short, stout and slightly flexuous, densely rufous or rust-red woolly-tomentose when young; bud scales persistent. Petiole ca. 10 mm, thickly woolly-tomentose; leaf blade thickly leathery, narrowly lanceolate to oblanceolate or linear, 3–10 × 0.5–3 cm; base cuneate, decurrent along petiole; margin strongly revolute; apex acute and with a stiff sharp point, or cucullate; abaxial surface with indumentum 2-layered, upper layer thick, rust-red to rufous, loose, woolly-tomentose, hairs branched, lower layer thin, compacted; adaxial surface shiny, slightly rugulose, glabrous except for groove of midrib. Inflorescence racemose-umbellate, 10–15-flowered; rachis ca. 10 mm, rusty red-tomentose. Pedicel 1–1.5 cm; calyx lobes 5, 0.5–1 mm, densely rust-red branched-tomentose and short-glandular-hairy; corolla campanulate to funnel-campanulate, white to white tinged pink, with copious purple-red spots on corolla-tube and on upper lobes, 2–3.5 cm, lobes 5; stamens 10, unequal, filaments densely puberulent in lower 1/2; ovary ca. 5 mm, densely rusty red-tomentose, sometimes mixed with short-stalked glands; style glabrous, stigma discoid. Capsule oblong cylindric, ca. 18 × 5 mm. Fl. Jun–Jul, fr. Aug–Oct.
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