Please wait a minute...
本刊目录
  • 2014年, 第5期
    刊出日期:2014-09-18
    Extensive observations were carried out in wild populations and a large number of specimens of Codonopsis, which has long been controversial in circumscription. The authors counted chromosome numbers of Codonopsis subg. Pseudocodonopsis (mitotic metaphase and karyotype shown down right), subg. Obconicicapsula, and Codonopsis purpurea for the first time, and analyzed palynological and molecular data of the genus and its allies (molecular tree shown down middle). Based on integrated phylogenetic analyses, the authors established three new genera, Himalacodon (top right), Pankycodon (down left), and Pseudocodon (top left). Photographed by Qiang WANG and Xin-Tang MA. See WANG et al., pp. 541–550 in this issue. [Detail] ...
      

  • 微信服务号: zwstxbfw

  • 微信订阅号:zwstxb