Rhododendron niveum () is a rhododendron species native to northeastern India (including Sikkim), Bhutan, and southern Tibet in China, where it grows at altitudes of . It is an evergreen shrub or small tree that grows to in height, with leathery leaves that are oblanceolate to elliptic, 8.5âÂÂ11 by 3.6âÂÂ4.6 cm in size. When young the leaves are covered in a white indumentum, which falls off the upper surface but remains on the underside. The flowers are an intense magenta or lilac, and held in a compact ball above the leaves.
Rhododendron niveum is the state tree of the Indian state of Sikkim.