Phylogeny and Classifcation of Prunus sensu lato (Rosaceae)

查看全文 作　　者：Shuo [1,2]Shi;Jinlu [1,3]Li;Jiahui [1,2]Sun;Jing [1,2]Yu;Shiliang [1]Zhou

机构地区：[1]State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, the Chinese Academy of Sciences;[2]University of Chinese Academy of Sciences;[3]College of Landscape Architecture, Northeast Forestry University

出　　处：《Journal of Integrative Plant Biology》索引2013年第55卷第11期,共11页

基　　金：supported partly by National Natural Science Foundation of China (31270239);the National High-tech R&D Program (863 Program, 2012AA021602) 摘　　要：The classifcation of the economically important genus Prunus L.sensu lato(s.l.)is controversial due to the high levels of convergent or the parallel evolution of morphological characters.In the present study,phylogenetic analyses of ffteen main segregates of Prunus s.l.represented by eighty-four species were conducted with maximum parsimony and Bayesian approaches using twelve chloroplast regions(atpB-rbcL,matK,ndhF,psbA-trnH,rbcL,rpL16,rpoC1,rps16,trnS-G,trnL,trnL-F and ycf1)and three nuclear genes(ITS,s6pdh and SbeI)to explore their infrageneric relationships.The results of these analyses were used to develop a new,phylogeny-based classifcation of Prunus s.l.Our phylogenetic reconstructions resolved three main clades of Prunus s.l.with strong supports.We adopted a broad-sensed genus,Prunus,and recognised three subgenera corresponding to the three main clades:subgenus Padus,subgenus Cerasus and subgenus Prunus.Seven sections of subgenus Prunus were recognised.The dwarf cherries,which were previously assigned to subgenus Cerasus,were included in this subgenus Prunus.One new section name,Prunus L.subgenus Prunus section Persicae(T.T.Yü&L.T.Lu)S.L.Zhou and one new species name,Prunus tianshanica(Pojarkov)S.Shi,were proposed. 关键词：系统发育矮樱桃分类蔷薇科 RBCL基因 TRNL-F 贝叶斯方法最大简约法

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Phylogeny and Classifcation of Prunus sensu lato (Rosaceae)

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