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

179. Rhododendron kawakamii Hayata, J. Coll. Sci. Imp. Univ. Tokyo. 30(1): 171. 1911.

着生杜鹃 zhuo sheng du juan

Multi-branched shrubs, epiphytic, 0.3–1.5 m tall; young shoots slender, long, twisted, glandular-scaly. Petiole 2–8 mm, sparsely scaly; leaf blade leathery, oblong-obovate to obovate or oblanceolate, 2–5 × 1–3 cm; base cuneate; margin slightly revolute; apex rounded, apiculate; abaxial surface yellowish green, scales 2–3 × their own diameter apart, small, unequal, glandular, brown; adaxial surface dark or fresh green, scaly or not, midrib and lateral veins raised abaxially, concave adaxially. Inflorescence terminal, umbellate, 3–6-flowered. Pedicel 0.2–0.25 cm, sparsely glandular-scaly; calyx lobes 5, 1–2 mm, ovate or triangular, scaly abaxially and on margin; corolla campanulate, white to pale red or yellow, 1–1.5 cm, outer surface glandular-scaly; lobes broadly ovate; stamens 10, unequal, 0.6–0.7 cm, shorter than corolla; filaments densely pubescent in lower 2/3; ovary 5-locular, scaly, densely pubescent; style stout, erect or arched, shorter than corolla, as long as or slightly longer than stamens, often glabrous, sometimes with lower part pubescent. Capsule tubular or subovoid, 8–12 mm, densely pubescent or sparsely villous.

Thickets, sometimes epiphytic on trees; 800–2600 m. Taiwan.


1 Corolla white to red; leaf blade obovate to oblong-obovate; petiole 2–8 mm.   179a var. kawakamii
+ Corolla yellow; leaf blade oblanceolate; petiole short.   179b var. flaviflorum

Lower Taxa


 

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