Abstract:In the present study,the karyotypes of Lysimachia qimenensis X.P.Zhang,X.H.Guo et J.W.Shao and L.christinae Hance were observed and compared,which are respectively 2n=2x=24=6m+6sm+6st+6t and 2n=2x=24=2m+4sm+6st+12t.Based on the karyotypical data as we
