Atlas of North European vascular plants
Hultén & Fries 1986
1931 Crepis multicaulis Ledeb.
This arctic-montane species (subsp. multicaulis) has a disjunct distribution in N. Eurasia and in the C. Asiatic mountains, where subsp. congesta (Reg.) Babc. also is distinguished. The closely related C. gmelinii (L.) Tausch occurs in E. Siberia.