Michail Klokov
Mikhail Vasilevich Klokov was a Ukrainian-Soviet botanist. He was one of the main authors and editors of Flora of the Ukrainian SSR and the first edition of The Plant Identifier of the Ukrainian SSR. Klokov described 547 new species for science, of which 389 belong to Ukraine which consist of 99 genera and 30 families. With Andrei Ivanovich Barbarich he issued the exsiccata Herbarium florae reipublicae sovieticae socialisticae Ucrainicae ab Instituto Botanico Academiae Sciences RSS Ukrainicae editum.