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

174. Rhododendron emarginatum Hemsley & E. H. Wilson, Bull. Misc. Inform. Kew. 1910: 118. 1910.

缺顶杜鹃 que ding du juan

Many-branched shrubs, sometimes epiphytic, 1–1.5 m tall; internodes short; young shoots papillate, scaly; bud scales soon deciduous. Petiole 2–5 mm, scaly; leaf blade leathery, oblong-obovate, oblanceolate or spathulate, 1.5–3.5 × 0.8–1.5 cm; base cuneate; margin revolute; apex broadly rounded, emarginate, apiculate; abaxial surface pale yellowish green, scales 2–3(–5) × their own diameter apart, concave; adaxial surface deep green, glabrous; midrib and lateral veins raised abaxially, concave adaxially; lateral veins 3- or 4-paired. Inflorescence terminal, 1-flowered. Pedicel 1.4–2.3 cm, scaly; base subtended by several bracts; calyx lobes shallow and undulate, sparsely scaly; corolla campanulate, golden, 1.3–1.5 cm, outer surface scaly; stamens 10, unequal, as long as or shorter than corolla; filaments pubescent in lower 2/3; ovary 5-locular, densely scaly, glabrous; style erect or arching, shorter than corolla, longer than stamens. Capsule narrowly cylindric, 10–13 mm, glandular scaly. Fl. Oct–Jan.

Epiphytic on trees, rocks; 1200–2000 m. Guangxi, Guizhou, SE Yunnan.


 

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