ISSR analysis on genetic diversity of Taraxaci Herba ISSR analysis on genetic diversity of Taraxaci Herba SCoT analysis on genetic diversity among wild populations of Leonurus artemisia in Henan province ISSR analysis on genetic diversity for germplasm resources of Premna fulva in Zhuang medicine ISSR analysis on genetic diversity for germplasm resources of Premna fulva in Zhuang medicine