A Taxonomic and Phylogenetic Contribution on Section (, ) in Europe: Calamistratum and Geraniodorum Groups.

The aim of this study is to carry out a taxonomic revision of the groups Calamistratum and Geraniodorum of the genus sect. in Europe. For this purpose, a multigenic phylogenetic analysis was carried out using the ITS, LSU, RPB1 and RPB2 markers, covering a total of 111 sequences, including those generated from the existing type-material collections.