【摘要】 在全面调查都庞岭自然保护区的植被和植物资源的基础上，对该区的植物区系进行了统计分析．结果表明：都庞岭自然保护区是南岭山脉植物保存较完好的地点，植物资源丰富，有土著种子植物１７１科、７４０属、１７１６种．本区热带科属多于温带科属，是湖南境内华南植物区系成分最丰富的地点之一，石灰岩特有（或适宜）植物丰富；无论是植物的种类组成，还是组成森林群落的优势种，本区具有南岭山脉植物的典型性和代表性．本区珍稀植物富集，一些种类以大面积群落的形式存在，极具保护价值．更多还原

【Abstract】 Dupangling nature reserve is situated at 25°15′25″～25°36′39″ N. latitude, 111°5′49″～111°26′10″ E. longitude,in the west of Dao county and Jiangyong county, south Hunan. It is located at the middle of the Nanling Mountain Range. The natural forest occur at an elevation of about 500 m to 2 000 m. Based upon the statistics of the native seed plants of Dupangling nature reserve, there are 1 716 species (including some varieties) among 740 genera and 171 families. According to the differences of areal types from the 740 genera, 14 are listed and their significance in the forest is mentioned. In this region, tropical floristic elements (south China elements) and limestone characteristic elements are concentrated. The plant species and the vegetation can be considered as a typical representative of the Nanling Mountain Range. Moreover, national protected plants are rich in this area, totaling 38 species, some of them form communities in the forest.更多还原