@article {6935, title = {Phylogeny of Rhaponticum (Asteraceae, Cardueae_Centaureinae) and related genera inferred from nuclear and chloroplast DNA sequence data: taxonomic and biogeographic implications}, journal = {Annals of Botany}, volume = {97}, year = {2006}, month = {2006///}, pages = {705 - 714}, author = {O. Hidalgo and N. Garcia-Jacas and T. Garnatje and A. Susanna} }