山西蟒河自然保护区植物区系的初步研究

蟒河自然保护区植物种属相对丰富 ,有维管束植物 5 6 7种 ,隶属于 32 3属 10 8科。研究结果表明 :该区植物区系的地理成分复杂多样 ,以温带成分占优势 (有 15 8属 ,占总属数的 5 5 .2 4 % ) ,具有典型的暖温带落叶阔叶林的性质 ;热带成分次之 (有 78属 ,占总属数的 2 7.2 7% )。与相邻地区的植物区系相比 ,该地区与秦岭植物区系有密切关系 ,反映了蟒河自然保护区植物区系具有某些暖温带向亚热带过渡的特点

Preliminary study on the Flora of Mangehe Naturd Protected Area in shanxi

The Manghe matural Protected area is siluated in the south of shanxi. There are 567 species of Vascular plants,belonging to 323 genera and 108 families,in the region. The research result indicates that there exist Various geagraphical elements among genera,in which temperaate elements accupy a do minant position (inc Luding 147 genera,51.39% in total genera) With the feature of tpyical deciduous broacleaf forest in Warm temperature;the tropic elements is secondary( in duding 78 genera 27.27% inn total) Compared with the flora neighbour regions,the flora of Manghe natural Protected area is closdly related firstly to the flora of Qinling Mountain,and secondly to the flora of Central China region.The flora of Manghe natural Protected area has some characters that reflect a transtion from warm temperature to north subtropic