Campanula tridentata var. petrophila (Rupr.) Trautv., Trudy Imp. S.-Peterburgsk. Bot. Sada 6: 58. 1879
Campanula tridentata var. petrophila, Trudy Imp. S.-Peterburgsk. Bot. Sada 6: 58. 1879
is new combination for Campanula petrophila, Bull. Acad. Imp. Sci. Saint-Pétersbourg, III, 11: 212. 1867
Campanula tridentata var. petrophila, Trudy Imp. S.-Peterburgsk. Bot. Sada 6: 58. 1879