Apargia crocea Less. (original description)
Aster trinervifolius Less. accepted as Galatella sedifolia subsp. dracunculoides (Lam.) Greuter (original description)
Baccharis lancifolia Less. (original description)
Brachyscome xanthocomoides Less. accepted as Astranthium xanthocomoides (Less.) Larsen (original description)
Calea zacatechichi Schltdl. (original description)
Chrysocoma tatarica Less. accepted as Galatella tatarica (Less.) Novopokr. (original description)
Cirsium bracteatum Link accepted as Notobasis syriaca (L.) Cass. (original description)
Crepis nemorosa Less. (original description)
Erigeron uralensis Less. accepted as Erigeron acris subsp. brachycephalus (H.Lindb.) Hiitonen (original description)
Gelasia desertorum Less. (original description)
Gelasia pauciflora Less. (original description)
Karelinia Less. (original description)
Karelinia caspia (Pall.) Less. (original description)
Kentrophyllum rubrum Link (original description)
Leontodon gymnanthus Link (original description)
Melampodium microcephalum Less. (original description)
Nardosmia spuria Less. (original description)
Oligosporus adfinis Less. (original description)
Oligosporus marschallianus Less. (original description)
Oligosporus scoparius (Waldst. & Kit.) Less. accepted as Artemisia scoparia Waldst. & Kitam. (original description)
Pyrethrum conicum Less. (original description)
Rhaponticum salinum (Spreng.) Less. accepted as Rhaponticum serratuloides (Georgi) Bobrov (original description)
Saussurea amara Less. (original description)
Saussurea scabra Less. (original description)
Senecio aurantiacus (Hoppe ex Willd.) Less. accepted as Tephroseris integrifolia subsp. aurantiaca (Hoppe) B.Nord. (original description)
Senecio caspicus Less. (original description)
Senecio tataricus Less. accepted as Jacobaea paludosa subsp. lanata (Holub) B.Nord. & Greuter (original description)
Tagetes schiedeana Less. accepted as Tagetes lucida Cav. (original description)
Taraxacum procumbens Less. accepted as Taraxacum bessarabicum (Hornem.) Hand.-Mazz. (original description)
Tragoceros schiedeanum Less. accepted as Zinnia americana (Mill.) Olorode & A.M.Torres (original description)