⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-366107, and has not been changed.

Campanula rotundifolia var. songeonii (Chabert) Bonnier is a synonym of Campanula rhomboidalis L.

This name is a synonym of Campanula rhomboidalis L..

The record derives from WCSP which reports it as a synonym (record 366107) with original publication details: Fl. Ill. France 7: 47 1924.