Rhododendron vialii

Billeder af Rhododendron vialii

Beskrivelse

R. vialii (Azaleastrum) m.sj. Ikke hårdfør i Danmark og Norge. Fundet af CH 7182 in 1995 på Lao Jing Shan nær grænsen til Vietnam af gruppen Millais, Steve Hootman and David Farnes (Kurt Nielsen).
Hans Eiberg

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ARS
Flora of China
RBGE Herbarium; R. vialii

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Flora of China

R. vialii Delavay & Franch. 1895 (ERICACEAE). Shrubs, 2–4.5 m tall; young shoots densely pubescent. Petiole 15–22 mm, glabrous or puberulent; leaf blade subleathery, lanceolate, oblong-lanceolate or obovate-lanceolate, 4–9(–12) × 1.8–4 cm; base narrowly cuneate; margin slightly revolute; apex acuminate, cartilaginous-mucronate; lateral veins reaching margin. Inflorescence subapical, 1-flowered. Pedicel 0.4–0.8 cm, glandular-hairy; calyx deeply lobed; lobes dark red, oblong-rounded, 5–6 mm, densely glandular-setose at base abaxially, margin with dense sessile glands; corolla broadly tubular or tubular-funnelform, dark red, ca. 2.5 cm; tube broadly cylindric, ca. 15 mm, ca. 4 mm wide at base, outer surface glabrous, inner surface puberulent; lobes oblong, ca. 1 cm, glabrous, apex slightly emarginate; stamens 5, as long as or slightly shorter than corolla; filaments glabrous. Capsule ovoid, ca. 6 × 5 mm, densely glandular-setose. Thickets; 1200–1800(–2800) m. China (S Yunnan), Laos, N. Vietnam. In Iturraran is found in area 3.