EN
Data on occurrence of 22 Taraxacum species new to the Polish flora of sect.: Borea, Erythrosperma, Hamata, Palustria and Ruderalia and 2 new taxa of Taraxacum of sect. Ruderalia: T. glowackii H. Øllg ined. and T. podlachiacum H. Øllg ined. are given in the paper.