Rhododendron watsonii

Rhododendron watsonii (无柄杜鹃) is a rhododendron species native to southern Gansu and western Sichuan in China, where it grows at altitudes of 2500-3000 m. It is an evergreen shrub or small tree growing to 1.5-6 m in height, with leathery leaves that are oblong-elliptic to broadly oblanceolate or obovate, 10–33 by 4–10 cm in size. The flowers are white.