Rhododendron traillianum (川滇杜鹃) is a rhododendron species native to southwest Sichuan, southeast Tibet, and northwest Yunnan, China, where it grows at altitudes of 3,000–4,300 m (9,800–14,100 ft). It is an evergreen shrub or small tree that grows to 2–8 m (6.6–26.2 ft) in height, with leaves that are oblong-lanceolate to elliptic, 5–12 by 2.5–5 cm in size. The flowers are white or pink, with crimson spots and purple-red basal flecks.

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