402. Rhododendron campanulatum D. Don, Mem. Wern. Nat. Hist. Soc. 3: 410. 1821.
钟花杜鹃 zhong hua du juan
Shrubs, 1–4.5 m tall; young shoots ca. 5 mm in diam., glabrous. Petiole 15–20 mm, initially tomentose, later glabrescent; leaf blade leathery, broadly elliptic to oblong-elliptic, 5–15 × 3–6 cm; base rounded, obtuse or semicordate; apex obtuse or rounded, mucronate; abaxial surface yellowish, fulvous, rust-brown or rust-yellow, indumentum thin or thickly felted; adaxial surface with or without metallic luster when young. Inflorescence racemose-umbellate, 8–12-flowered; rachis 20–30 mm. Pedicel 1.5–3.5 cm, glabrous; calyx 1–2 mm, glabrous; corolla broadly campanulate, white to pale rose or lilac to purple, upper interior ± purple-spotted, 3.5–4 cm, lobes 5; stamens 10, unequal, filaments pubescent at base; ovary ca. 7 mm, glabrous; style ca. 2.8 cm, glabrous, stigma slightly lobulate. Capsule slightly curved, 20–30 × 4–5 mm. Fl. May–Jun, fr. Jul–Sep.
Forests, thickets, mountain slopes; 3100–4300 m. S Xizang [Bhutan, N India, Kashmir, Nepal, Sikkim].
