Crataegus ucrainica Pojark. in Komarov, Fl. USSR 9: 502. 1939 Crataegus ucrainica Pojark. in Komarov, Fl. USSR 9: 502. 1939Taxon for this nameCrataegus ucrainica Pojark. in Komarov, Fl. USSR 9: 502. 1939
