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

133. Rhododendron tsinlingense W. P. Fang ex J. Q. Fu in K. T. Fu & J. Q. Fu, Fl. Tsinling. 1(4): 393. 1983.

秦岭杜鹃 qin ling du juan

Shrubs; young shoots sparsely scaly. Petiole 0.6–0.8 cm, sparsely scaly, puberulent or glabrescent; leaf blade stiffly papery, oblong to narrowly oblong, 7–9 × 2.5–3.5 cm; base cuneate; apex attenuate to shortly acuminate, mucronate; abaxial surface grayish, scales sparse, yellow; adaxial surface green, puberulent. Inflorescence an umbel, 3–5-flowered. Calyx cupular; lobes 1.5–2 mm, ciliate, apex acute; corolla funnelform, purplish, 2.5–2.8 cm, lobes ca. 1.5 cm; stamens 10, 1.5–3 cm, exserted, filaments densely white-villous at base; ovary cylindrical-ovoid, 3–5 mm; style ca. 3.5 cm, glabrous. Capsule not known. Fl. May.

About 1400 m. SW Shaanxi (Lüeyang).

The present authors have seen no material of this species. The original authors considered it to be allied to Rhododendron longistylum, but described it as differing in its larger, papery leaf blade and larger, purplish corolla.


 

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