作　　者： ; ; ; ; ; ; (任秀柏）;

机构地区： 北京林业大学自然保护区学院

出　　处： 《河北林果研究》 2007年第2期134-139,共6页

摘　　要： 天津八仙山自然保护区共有维管束植物413种(含16个变种),隶属于92科2、70属。其中蕨类植物10科、11属、19种(含3个变种),裸子植物2科、2属、2种;双子叶植物72科2、07属3、21种(含8个变种);单子叶植物8科5、0属7、1种(含5个变种)。种子植物有82科,分别属于9个分布类型,其中泛热带分布类型占的比例最大,占总科数的37.80%。通过对该地区科、属、种的统计表明种类最多的科为菊科、禾本科,同时也有一些少种科、单种属。种子植物259属,分别属于15个分布类型,其中北温带分布类型占绝对优势,占总属数的32.43%,表明八仙山具有典型的北温带性质。 Based on data collection, information inquiry and the field investigation, the features and characteristics of the flora in Baxianshan Nature Reserve are analyzed. The results show that there are 413 species （including variety） of vascular bundie plant in the area belong to 92 families, 270 genera. The statistics of families showed that the family in which more species are included in the area is Compositae and Gramineae. 82 families of seed plants can be grouped into 9 distributional types as proposed by Lixiwen. The family belong to Pantropic type is on the top position,accounting for 32.43% of families. The 259 genera can be grouped into 15 distributional types as proposed by Wu Zhengyi. In the 15 types, North Temperate type, accounting for 32.43% of genera, is on the top position, which showed the flora of the area have a strong North Temperate distribution feature.

关 键 词： 八仙山自然保护区 维管束植物 植物区系

领　　域： [生物学]