广东地区夹竹桃科植物区系分析  

Floristic Analysis of Apocynaceae in Guangdong Province

作　　者：陈美思 CHEN Mei-si(College of Forestry and Landscape Architecture,South China Agricultural University,Guangzhou,Guangdong 510000)

机构地区：[1]华南农业大学林学与风景园林学院,广东广州510000

出　　处：《安徽农业科学》2021年第14期131-133,共3页Journal of Anhui Agricultural Sciences

摘　　要：[目的]探究广东地区夹竹桃科植物区系组成与分布区类型。[方法]在文献查阅的基础上,研究夹竹桃科的历史地理起源及最新的发现;根据中国种子植物分布区类型的划分方法,分析我国夹竹桃科(Apocynaceae)植物的区系组成及分布区类型。[结果]从属的层次上,夹竹桃科表现出典型的热带性质,具有9个分布区类型6个变型,以热带亚洲分布型为主,共有12属,占总属数的21.1%。[结论]该研究可为广东地区夹竹桃科植物种质资源的科学保护和合理开发提供理论基础。[Objective]To explore the floristic composition and distribution types of Apocynaceae in Guangdong Province.[Method]On the basis of literature review,the historical and geographical origins and latest discoveries of Apocynaceae were described.In addition,the floristic composition and floristic type of Apocynaceae in China were analyzed according to the method of dividing the distribution of seed plants in China Distribution area type.[Result]At the subordinate level,the Apocynaceae exhibits typical tropical properties,with 9 distribution area types and 6 subtypes,mainly tropical Asian distribution genera with the number of 12,accounting for 21.1%of the total genera.[Conclusion]The study can provide a theoretical basis for the scientific protection and rational development of the Apocynaceae resources in Guangdong Province.

关 键 词：夹竹桃科 植物区系 分布区 广东 

分 类 号：Q948.2[生物学—植物学]