Campanula macrorhiza subsp. angustiflora (Tanfani) Arcang., Comp. Fl. Ital., ed. 2: 637. 1894
Campanula macrorhiza subsp. angustiflora, Comp. Fl. Ital., ed. 2: 637. 1894
is new combination for Campanula macrorhiza var. angustifolia in Parlatore, Fl. Ital. 8: 101. 1888
Campanula macrorhiza subsp. angustiflora, Comp. Fl. Ital., ed. 2: 637. 1894