Azalea: also known as the mountain red, mountain pomegranate, for the evergreen or flat evergreen shrubs. According to legend, there is an ancient cuckoo bird, wailing day and night and cackling blood, red flowers all over the mountain, thus the name. Rhododendron generally spring flowering, each cluster of flowers 2-6 flowers, corolla funnel-shaped, red, light red, apricot red, snow green, white, etc., the color of the flowers luxuriant and colorful. Born in the mountainous sparse thickets or under pine forests at an altitude of 500-1200(-2500) meters, it is a typical indicator plant of acidic soil in south-central and southwestern China.

The whole plant of this species is used for medicinal purposes: it is used to move qi and vitalize blood, tonify the deficiency, and treat internal injuries and coughs, deafness due to kidney deficiency, menstrual disorders, rheumatism, and other diseases. And because of the bright red corolla, for the famous flower plants, has a high ornamental value, in the world parks are cultivated. China's Jiangxi, Anhui, Guizhou to azalea for the provincial flower, Changsha, Wuxi, Jiujiang, Zhenjiang, Dali, Jiaxing, Ganzhou and other cities as the city flower of up to seven or eight cities. 1985 May azalea was named China's top ten flowers of the six.