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

19. Rhododendron linearilobum R. C. Fang & A. L. Chang, Acta Bot. Yunnan. 4: 250. 1982.

线萼杜鹃 xian e du juan

Shrubs, ca. 1 m tall; young shoots scaly, densely rusty-red-villous. Petiole 6–18 mm, scaly, densely rusty-red-villous; leaf blade narrowly obovate, 4–7.5 × 1.5–2.5 cm; base cuneate; apex obtuse, apiculate; abaxial surface scales 1–2 × their own diameter apart, equal in size, brown, sometimes sparsely villous along midrib; adaxial surface without scales, villous along midrib; veins raised abaxially, concave adaxially. Inflorescence terminal, cymose, 2–4-flowered. Pedicel stout, 0.6–1.5 cm, scaly, pubescent; calyx tinged with red, 5-lobed to base; lobes 6–12 × ca. 2 mm, linear, longer than capsule in fruit, sparsely scaly; corolla narrowly funnelform, ca. 4 cm, tube 18–20 mm, outer surface pubescent at base, otherwise glabrous; stamens 10, unequal, shorter than corolla, filaments pubescent at base; ovary 5-locular, densely scaly; style exserted from corolla; base sparsely scaly, pubescent. Capsule ovoid, 5–9 mm. Fl. Mar, fr. Oct–Nov.

Limestone slopes; ca. 2200 m. Yunnan.


 

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