The Rhododendron aperantum belongs to Ericaceae (the Azalea family). It is an evergreen shrub that is distributed from northwestern Yunnan in central-southern China to northeastern Burma. This shrub grows on shrub belts and rock walls at an altitude of 3600-4500 m, and its branches crawl to a height of 30-60 cm. The leaves are obovate to lanceolate, leathery, wrinkled on the front and bluish green on the back. Around July, 4 to 6 flowers come on the tip of the branch. The corolla is bell-shaped and ranges from white to pink, orange and crimson.