Barkhausia pseudoalpina Klokov accepted as Crepis alpina L. (original description)
Crepis planitierum Klokov accepted as Crepis mollis (Jacq.) Asch. (original description)
Crepis tristis Klokov accepted as Crepis biennis L. (original description)
Leontodon jailae Klokov accepted as Leontodon caucasicus (M.Bieb.) Fisch. (original description)
Odontolophus trinervius (Steph. ex Willd.) Dobrocz. accepted as Psephellus trinervius (Willd.) Wagenitz (original description)
Serratula donetzica Dubovik accepted as Klasea radiata subsp. donetzica (Dubovik) L.Martins (original description)
Tragopogon artemczukii Klokov accepted as Tragopogon ucrainicus Artemczuk (original description)
Tragopogon dolichocarpus Klokov accepted as Tragopogon borysthenicus Artemczuk (original description)
Tragopogon leiorhynchus Klokov accepted as Tragopogon podolicus (DC.) S.A.Nikitin (original description)
Tragopogon melanantherus Klokov accepted as Tragopogon orientalis L. (original description)
Tragopogon moldavicus Klokov accepted as Tragopogon orientalis L. (original description)
Tragopogon transcarpaticus Klokov accepted as Tragopogon orientalis L. (original description)
Tragopogon xanthantherus Klokov accepted as Tragopogon orientalis L. (original description)