Chondrilla macrocarpa Leonova (original description)
Chondrilla mujunkumensis Iljin & Igolkin (original description)
Crepis astrachanica Steven ex Czerep. accepted as Crepis ramosissima d'Urv. (original description)
Crepis caucasigena Czerep. (original description)
Steptorhamphus crassicaulis (Trautv.) Kirp. accepted as Lactuca crassicaulis (Trautv.) (original description)
Taraxacum ciscaucasicum Schischk. (original description)
Taraxacum juzepczukii Schischk. (original description)
Taraxacum nuratavicum Schischk. (original description)
Taraxacum perpusillum Schischk. (original description)