Shrubs, 2.5–5 m tall; those more then one year old glabrous; branchlets slender, those of the current year brownish green and puberulent. Petiole short, 5–10 mm, usually glabrous; leaf blade thinly leathery, oblanceolate, 6–10 × 1.5–2 cm; base cuneate; apex acuminate or acute, shortly caudate; abaxial surface indumentum brownish; adaxial surface green, glabrous; midrib prominent abaxially, impressed adaxially; lateral veins inconspicuous on both surfaces. Inflorescence racemose-umbellate, 3–5-flowered; rachis 2–4 mm, brownish pilose. Pedicel 1–2 cm, tomentose and glandular-hairy; calyx teeth less than 1 mm, rounded; corolla funnel-campanulate, white to pink, with purple spots within at upper part of the tube, 3–3.5 cm, lobes 5, rounded; stamens 7–13, unequal, 1.5–3 cm, puberulent at the base; ovary ovoid, ca. 4 mm, 6-or 7-loculed, glandular-puberulent; style 2.5–3 cm, glabrous. Capsule cylindric, 8–15 × 4–5 mm, often rufous-pubescent. Fl. Apr, fr. Jul.
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