Different varieties: Changchun flower is a subshrub with a relatively low plant type; Yingchun flower is a deciduous shrub with a relatively high plant type, with a maximum length of about 5m. The leaves are different: the Changchun flower has longer leaves and obvious veins; the Yingchun flower has smaller leaves. Different flowers: Changchun flowers gather and open in groups, with red and white flowers; Yingchun flowers are arranged in a string, with yellow flowers.