Abstract: Based on site investigation and observation of some typical types of urban greenland ecosystem,a comprehensive analysis on tree species selection and landscape disposition was made.Shortcomings of evergreen tree species application in Kunming were pointed out and corresponding improvement suggestions were made in order to make evergreen tree species in urban greenland ecosystem of Kunming play full role in environment beautification,protection and improvement and to embody better the characteristics of "Spring City" and Yunnan Province.