摘要
通过调查研究,漳卫南运河(德州段)河道范围共记录种子植物35科91属118种.超过10个种的科有:菊科21种,禾本科16种,区域性单种科达13科.区域种子植物以广布科和泛热带至温带分布科居多,广布科共计15科57种,分别占种子植物科和种的42.86%和48.31%;泛热带至温带分布的科共10科20种,分别占种子植物科和种的28.57%和16.95%;属的区系分析中温带区系成分占据很大优势,为44属,占总属数(除世界分布)的63.77%,另外热带分布属24属,占总属数的34.78%.表明该区域种子植物区系有明显的温带性质,并有热带边缘区系成分.
Through investigation, a total of 118 species in 91 genus 35 families seed plants were recorded in Canal Zhangweinan (Dezhou segment). The dominant familiesare: Asteraceae 25 kinds, 23 kinds of Gramineae, Chenopodiaceae 10 kinds; regional single species of 23 families subjects Temperate region plant components occupy a great advantage, temperate distribution 48 genera and accounting number (except for worldwide distribution ) 63.77% , a small tropical elements exist within the plant area exhibits a transitional fauna, reflecting the tropical edge Features flora.
出处
《首都师范大学学报(自然科学版)》
2015年第1期60-64,共5页
Journal of Capital Normal University:Natural Science Edition
基金
水利部公益性行业科研专项经费项目
项目编号201101018