Rhododendron lapponicum (Lapland rosebay, 高山杜鹃) is a rhododendron species found in subarctic regions around the world, where it grows at altitudes ranging from sea level to 1900 meters. It is a shrub that grows to 0.2–0.45 m in height, with leaves that are oblong-elliptic or ovate-elliptic to oblong-obovate, 0.4–1.5 by 0.2–0.5 cm in size. Flowers are reddish or purple. (Wikipedia)