Campanula bulgarica Witasek in Magyar Bot. Lapok 5: 244. 1906
Campanula bulgarica in Magyar Bot. Lapok 5: 244. 1906
is earlier homonym of Campanula bulgarica in Trav. Soc. Bulg. Sci. Nat. 8: 91. 1915
is basionym for Campanula rotundifolia subsp. bulgarica in Repert. Spec. Nov. Regni Veg. Beih. 30(2): 538. 1930
is blocking name for Campanula rotundifolia var. bulgarica in God. Sofiisk. Univ. 2: 140. 1906