Campanula rotundifolia subsp. baumgartenii (Becker) Rouy in Rouy & Foucaud, Fl. France 10: 80. 1908
Campanula rotundifolia subsp. baumgartenii in Rouy & Foucaud, Fl. France 10: 80. 1908
is new combination for Campanula baumgartenii, Fl. Frankfurt 1: 264. 1827
Campanula rotundifolia subsp. baumgartenii in Rouy & Foucaud, Fl. France 10: 80. 1908