Taraxacum officinale subsp. patulum Brenner in Meddeland. Soc. Fauna Fl. Fenn. 16: 113. 1889
Taraxacum officinale subsp. patulum in Meddeland. Soc. Fauna Fl. Fenn. 16: 113. 1889
is basionym for Taraxacum patulum in Meddeland. Soc. Fauna Fl. Fenn. 35: 124. 1909
Taraxacum officinale subsp. patulum in Meddeland. Soc. Fauna Fl. Fenn. 16: 113. 1889