拟单性木兰属(木兰科)植物的分类学修订  

Taxonomic revision of the genus Parakmeria Hu & Cheng(Magnoliaceae)

作　　者：林祁[1] 段林东[2] 袁琼[1] 李明红 谢永红 

机构地区：[1]中国科学院植物研究所系统与进化植物学重点实验室,北京100093 [2]邵阳学院,邵阳422004 [3]南岳树木园,衡阳421900

出　　处：《植物研究》2006年第5期527-531,538,共6页Bulletin of Botanical Research

基　　金：中国科学院重大项目B(KZ951-B1-102);中国科学院知识创新工程项目(KSCX2-SW-108)

摘　　要：根据标本研究和野外调查,对木兰科(Magnoliaceae)的拟单性木兰属(Parakm eriaHu&Cheng)进行了分类学修订。回顾了此属的分类学简史,阐述了保留拟单性木兰属的理由,将Mag-noliaLinn.subgenusGynopodiumFiglar&Noot.sectionGynopodium作为拟单性木兰属的新异名,将Magnolia yunnanensis(Hu)Noot.和M.nitidaW.W.Sm ith var.robustaB.L.Chen&Noot.作为云南拟单性木兰(Parakm eria yunnanensisHu)的新异名,将Magnolia om eiensis(Cheng)Dandy、M.lotungensisChun&C.H.Tsoong、M.nitidaW.W.Sm ith var.lotungensis(Chun&C.H.Tsoong)B.L.Chen&Noot.和Parakm eria lotungensis(Chun&C.H.Tsoong)Law作为峨眉拟单性木兰(Parakm eria om eiensisCheng)的新异名,确认拟单性木兰属含4种植物,列出了分种检索表,描述了各种的地理分布和生长环境。Based on the study of specimens and field observations, Parakmeria Hu ＆ Cheng was revised in the paper. The brief taxonomic history was given, the reasons for conserving Parakmeria Hu ＆ Cheng was expounded. Section Gynopodium of Magnolia Linn. subgenus Gynopodium Figlar ＆ Noot. Was regarded as a new synonym of Parakmeria Hu ＆ Cheng, Magnolia yunnanensis （Hu） Noot. and M. nitida W. W. Smith var. robusta B. L. Chen ＆ Noot. as new synonyms of Parakmeria yunnanensis Hu, Magnolia omeiensis （Cheng） Dandy, M. lotungensis Chun ＆ C. H. Tsoong, M. nitida W. W. Smith var. lotungensis （Chun ＆ C. H. Tsoong ） B. L. Chen ＆ Noot. and Parakmeria lotungensis （ Chun ＆ C. H. Tsoong） Law as new synonyms of Parakmeria omeiensis Cheng. Four species were recognized, keyed and described in the genus.

关 键 词：拟单性木兰属 木兰科 分类学修订 

分 类 号：Q949.747.1[生物学—植物学]