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

189. Rhododendron viridescens Hutchinson, Gard. Chron., ser. 3. 94: 116. 1933.

显绿杜鹃 xian lü du juan

Shrubs, semievergreen, 0.3–1(–1.5) m tall; young growth sparsely scaly, setose; bud scales deciduous. Petiole 1–2(–4) mm, scaly, setose; leaf blade leathery, elliptic, obovate, oblong-obovate to ovate, 1.5–3(–6.7) × 1–2(–3) cm; base obtuse; apex rounded, mucronate; abaxial surface pale green, scales 1–3 × their own diameter apart, unequal, brown and pale yellow, not setose; adaxial surface bright green, glabrous. Inflorescence 3- or 4(–6)-flowered. Pedicel 1.2–2.5(–3) cm, scaly, setose; calyx lobes 0.5–1(–2) mm, ovate or rounded, persistent in fruit, scaly, margin setose; corolla funnelform-campanulate, yellowish green to yellow, with greenish spots on the posterior side, margin sometimes tinged pale crimson, 1.6–2(–2.5) cm; outer surface scaly, without hairs; stamens 10, filaments villous towards base; ovary scaly; style slender, straight or sharply bent, nearly as long as corolla. Capsule cylindric, 6–8 mm, densely scaly. Fl. Jun–Aug, fr. Sep.

Forests, thickets, boggy pastures, valleys; 3000–3400 m. SE Xizang.


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