石棉县野生木本植物区系分析  

Analysis of Wild Woody Plant Flora in Shimian County

作　　者：李杰 侯智凌 方成焦 文登学 付梦媛 LI Jie;HOU Zhiling;FANG Chengjiao;WEN Dengxue;FU Mengyuan(Shimian Forest Resource Conservation Farm,Ya'an 625400,Sichuan,China;Shimian Natural Resources and Planning Bureau,Ya'an 625400,Sichuan,China;Sichuan Forestry Investigation and Design Research Institute Co.,LTD.,Chengdu 611830,Sichuan,China;Chengdu Xianglong Landscape Engineering Co.,LTD.,Chengdu,611830,Sichuan,China)

机构地区：[1]石棉县森林资源保护林场,四川雅安625400 [2]石棉县自然资源和规划局,四川雅安625400 [3]四川省林业勘察设计研究院有限公司,四川成都611830 [4]成都祥龙园林绿化工程有限公司,四川成都611830

出　　处：《贵州林业科技》2024年第2期56-62,共7页Guizhou Forestry Science and Technology

摘　　要：采用野外调查、资料收集、标本采集与鉴定相结合的方式,对石棉县野生木本植物资源现状及地理分布特征进行研究。结果表明:该区域现有野生木本植物65科145属421种,其中,蕨类植物1科1属1种,裸子植物3科8属21种,被子植物61科136属399种,分别占该区域总物种数的0.24%、4.49%和94.77%;区域植物区系地理成分复杂多样,泛热带分布30科16属,占总属数的11.03%;其次为北温带分布17科39属,占总属数的26.90%。The present situation and geographical distribution of wild woody plant resources in Shimian County were studied by means of field investigation,data collection,specimen collection and identification.The results showed that there were 421 species of wild woody plants in 145 genera and 65 families in this area.There were 1 family,1 genus,1 species of ferns,3 families,8 genera,21 species of gymnosperms,and 61 families,136 genera,399 species of angiosperms,accounting for 0.24%,4.49%and 94.77%of the total species in the region,respectively.The geographical composition of the regional flora was complex and diverse,with 30 families and 16 genera distributed in the pantropics,accounting for 11.03%of the total genera.The North temperate zone was followed by 17 families and 39 genera,accounting for 26.90%of the total genera.The results showed that the woody plants in this area have a temperate distribution.

关 键 词：木本植物 区系分析 石棉县 

分 类 号：Q949[生物学—植物学]