Upright shrubs, 0.15–0.9 m tall, bark falling off in flakes; shoots 2.5–3 mm in diam. below inflorescence; young shoots glandular-hairy or tomentose; bud scales usually deciduous. Petiole 7–16 mm, glandular; leaf blade leathery, obovate or oblong-obovate, 2.5–6.5(–9) × 1.1–3.5(–4) cm; base obtuse, decurrent; margin revolute; apex rounded, apiculate; abaxial surface pale green, puberulent and glandular towards the base, or glabrous; adaxial surface green, glabrous; midrib grooved adaxially; lateral veins 8–10-paired, impressed adaxially. Inflorescence umbellate, 1–4-flowered. Pedicel 0.8–1.3(–1.6) cm, glandular; calyx 1–4 mm; corolla tubular-campanulate whitish to pale pink to deep crimson, 2.6–2.8(–4.8) cm, pubescent at base outside; lobes 5, unequal, 1.5–3.4 cm, emarginate; ovary conoid, 5–6 mm, hairy, with or without glandular hairs; style glabrous. Capsule cylindric, 15–23 mm, with vestiges of glands; calyx persistent. Fl. Jun.
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