Rhododendron vialii

Rhododendron vialii (红马银花) is a rhododendron species native to Laos, Vietnam, and southern Yunnan, China, where it grows at altitudes of 1200-1800 m. It is an evergreen shrub growing to 2-4.5 m in height, with leaves that are lanceolate, oblong-lanceolate or obovate-lanceolate, 4–9 by 1.8–4 cm in size. The flowers are dark red.