The phylogeny of genus Epimedium involving in 12 species 26 populations in these study were studied on cytology, POD isozyme, interspecific crossability, officinal composition determination and their extracting technics. The results were as follows:
The karyotype analysis showed that karyotype of the barrenwort species are similar to each other, with one pairs of m satellite chromosomes and symmetric karyotype. Among them, the karyotype formulas of E. leptorrhizum is 6m+4sm+4m (SAT)...