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

421. Rhododendron coelicum I. B. Balfour & Farrer, Notes Roy. Bot. Gard. Edinburgh. 13: 250. 1922.

滇缅杜鹃 dian mian du juan

Small shrubs; branches usually ca. 5.5 mm in diam. below inflorescence. Petiole stout, 10–14 mm, shortly glandular-hairy; leaf blade leathery, obovate, 6–8.5 × 2.8–4.4 cm; base rounded; margin revolute; apex rounded, apiculate ca. 2 mm; abaxial surface thickly rufous tomentose, hairs dendroid; adaxial surface green, glabrous; midrib grooved adaxially, lateral veins 13–15-paired, impressed or obscure. Inflorescence umbellate, 10–12 (–15)-flowered; rachis short, ca. 7 mm, tomentose. Pedicel ca. 1.1 cm, sparsely shortly glandular-hairy, often also with the remnants of juvenile tomentum; calyx cupular, fleshy; lobes 5, 3(–7) mm, rounded, glabrous; corolla tubular-campanulate, crimson, 3.5–4.5 cm, with 5 deep crimson nectar pouches at base; lobes 5, suborbicular, ca. 1.1 × 1.5 cm, emarginate; stamens 10, 1.7–2.9 cm, filaments glabrous; ovary conoid, with truncate apex, ca. 6.5 × 3 mm, glandular-hairy and tomentose; style ca. 2.8 cm, glabrous; stigma small. Capsule not known.

Shaded creeks, cliffs; 2700–4400 m. W Yunnan [Myanmar].


 

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