Campanula sibirica subsp. parviflora
Synonymy
Source: Castroviejo, S., Aldasoro, J. J. & Alarcón, M.; with contributions from Hand, R. (2010+): Campanulaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Campanula sibirica subsp. parviflora in Fl. Reipubl. Popularis Bulg. 11: 477. 2012