Achyrophorus grandiflorus Ledeb. (original description)
Alfredia karelinii Ledeb. accepted as Alfredia acantholepis Kar. & Kir. (original description)
Aplotaxis bungei Less. ex Ledeb. accepted as Rhaponticum serratuloides (Georgi) Bobrov (original description)
Carduus laciniatus Ledeb. accepted as Carduus adpressus C.A.Mey. (original description)
Carduus spinosissimus Gueldenst. ex Ledeb. (original description)
Carduus spinosus Gueldenst. ex Ledeb. accepted as Cirsium acaulon (L.) Scop. (original description)
Carduus uniflorus Turcz. ex Ledeb. accepted as Serratula marginata Tausch (original description)
Chondrilla intybacea Ledeb. accepted as Pyrrhopappus pauciflorus (D.Don) DC. (original description)
Cichorium officinale Gueldenst. ex Ledeb. accepted as Cichorium intybus L. (original description)
Cineraria caucasica Schlecht. ex Ledeb. accepted as Dolichorrhiza renifolia (C.A.Mey.) Galushko (original description)
Cineraria solidaginifolia Fisch. ex Ledeb. accepted as Senecio racemosus (M.Bieb.) DC. (original description)
Cirsium aggregatum Ledeb. (original description)
Cirsium succinctum Ledeb. (original description)
Cnicus centauroides Willd. ex Ledeb. (original description)
Cnicus kosmelii Willd. ex Ledeb. accepted as Cirsium leucocephalum subsp. penicillatum (K.Koch) Greuter (original description)
Cnicus salinus Willd. ex Ledeb. accepted as Klasea serratuloides (DC.) Greuter & Wagenitz (original description)
Crepis grandiflora Ledeb. accepted as Crepis conyzifolia (Gouan) A.Kern. (original description)
Crepis incana Ledeb. accepted as Crepis macropus Boiss. & Heldr. (original description)
Hieracium crocatum Bunge ex Ledeb. (original description)
Hieracium nestleri Ledeb. (original description)
Hieracium runcinatum Turcz. ex Ledeb. accepted as Crepis polytricha (Ledeb.) Turcz. (original description)
Hieracium sabaudum Ledeb. (original description)
Hieracium squarrosum Ledeb. (original description)
Nabalus repens (L.) Ledeb. accepted as Ixeris repens (L.) A.Gray (original description)
Rhaponticum caspium Kar. ex Ledeb. (original description)
Rhaponticum davuricum Ledeb. (original description)
Scorzonera eriosperma Willd.ex (original description)
Serratula altissima Steph. ex Ledeb. (original description)
Serratula tomentosa Hoffm. ex Ledeb. (original description)
Sonchus leucodon Fisch. & C.A.Mey. ex Ledeb. accepted as Launaea procumbens (Roxb.) Ramayya & Rajagopal (original description)
Sonchus maritimus Pall. ex Ledeb. (original description)
Sonchus paludosus Gueldenst. ex Ledeb. accepted as Sonchus palustris L. (original description)
Sonchus perfoliatus (Gueldenst.) Gueldenst. ex Ledeb. (original description)
Taraxacum autumnale Gueldenst. ex Ledeb. (original description)
Taraxacum dissectum (Ledeb.) Ledeb. (original description)
Taraxacum leucanthum (Ledeb.) Ledeb. (original description)
Youngia flexuosa (Ledeb.) Ledeb. accepted as Askellia flexuosa (Ledeb.) W.A.Weber (original description)
Youngia kochiana Ledeb. accepted as Crepis pulchra subsp. pulchra L. (original description)
Youngia pygmaea (Ledeb.) Ledeb. accepted as Askellia pygmaea (Ledeb.) Sennikov (original description)
Youngia stenoma (Turcz.) Ledeb. accepted as Sonchella stenoma (Turcz. ex DC.) Sennikov (original description)