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FOC | Family List | FOC Vol. 14 | Ericaceae | Rhododendron

382. Rhododendron nigroglandulosum Nitzelius, Rhododendrons Magnolias Camellias. 1975: 27. 1975.

大炮山杜鹃 da pao shan du juan

Shrubs, 3–5 m tall; young shoots densely tomentose and short-glandular-hairy. Leaf blade leathery, lanceolate to oblong, 12–17 × 4–5 cm, tapering below to rounded base; apex obtuse, apiculate; abaxial surface with tawny, loosely 1-layered, woolly indumentum; adaxial surface glabrous. Inflorescence terminal, 8–10-flowered; rachis 10–15 mm. Pedicel reddish, 2–3 cm, floccose-tomentose; calyx lobes 5, ca. 1 mm, triangular, floccose-tomentose; corolla campanulate, deep pink initially, later yellowish pink, with conspicuous purple spots, 4–5 cm; ovary tomentose and shortly glandular-hairy; style glabrous. Capsule 15–20 × ca. 8 mm. Fl. Jul.

Mountain slopes; ca. 3500 m. W Sichuan (Kangding).


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