Campanula rotundifolia subsp. macrorhiza (A. DC.) Guin. in Bull. Soc. Bot. France 89: 74. 1942 Campanula rotundifolia subsp. macrorhiza (A. DC.) Guin. in Bull. Soc. Bot. France 89: 74. 1942is new combination for Campanula macrorhiza A. DC., Monogr. Campan.: 301. 1830Taxon for this nameCampanula rotundifolia subsp. macrorhiza (A. DC.) Guin.