After the field survey ,the article finds that there has 368 kinds ornamental plants which belong to 98 genera and 243 families are applied in the urban green space area of Luxi .Through the analysis of the area's garden plant's kind and flora ,comprehensive application and ornamental feature ,the article analyzes the current state and problems of urban green space's plant diversity in Luxi county ,and proposes several suggestions ,including strengthening the introduction and development ,strengthening the support of funding and talents ,improving the management level of green space construction , making good landscaping tree - planting plan and completing the related planning formulation and implementation ,w hich provide a reference for the garden construction of Luxi .%经实地调查，泸西县城市绿地共应用园林植物98科243属368种，通过对该区园林植物种类及区系、应用广泛性、观赏特性等进行分析，探讨了泸西县城市绿地植物多样性的现状及问题，并提出了加强引种开发、加强资金及人才支持力度、提高绿地建设管理水平、做好园林绿化树种规划、做好相关规划编制和实施等建议，为泸西县园林县城建设提供参考。
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