Rhododendron campanulatum

Rhododendron campanulatum, the bell-flowered rhododendron or bell rhododendron, is a species of flowering plant in the family Ericaceae, native to northeastern India, eastern Nepal, Bhutan, Sikkim, and southern Xizang in China, where it grows at altitudes of 3,000–4,300 m (9,800–14,100 ft). Growing to 2–4 m (6.6–13.1 ft) in height, it is an evergreen shrub with leathery leaves that are elliptic to oblong-obovate, 7–12 by 2.5–5 cm in size. The flowers are purple-red to white, with red spots. Flowers bloom from April to May and are white to lavender in color. It is the state flower of Himachal Pradesh.