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

168. Rhododendron heteroclitum H. P. Yang, Bull. Bot. Res., Harbin. 9(1): 17. 1989.

异常杜鹃 yi chang du juan

Small erect shrubs, ca. 0.6 m tall; branchlets virgate, scaly. Petiole 1–2 mm, scaly; leaf blade aromatic, elliptic, rounded or ovate, 1.5–3.5 × 1–2 cm; base broadly cuneate or rounded; apex rounded, mucronate; abaxial surface scales overlapping, arranged in 2–3 tiers, small, unequal, pale yellowish brown; adaxial surface pale green, sparsely scaly. Inflorescence 5–7-flowered. Pedicel ca. 0.1 cm, scaly; calyx lobes 2–3 mm, oblong-elliptic, unequal, scales absent, margin fimbriate-scaly; corolla salver-shaped, pale rose, 1.2–1.5 cm, tube 6–7 mm, outer surface not scaly, sparsely pubescent, throat densely pilose, lobes orbicular, 0.6–0.7 cm; stamens 5, included in corolla tube, filaments glabrous; ovary ovoid, ca. 2 mm, densely scaly; style ca. 0.6–0.8 cm. Fl. May–Jun.

Rhododendron forest margins; 3800–3900 m. W Sichuan.


 

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