A critical analysis is provided for the book by I. S. Korotchenko and E. Ya. Muchkina «Fluktuiruyushchaya Asimmetriya List’ev Drevesnykh Rasteniy v Otsenke Sostoyaniya Okruzhayushchey Sredy Krasnoyarska» (Fluctuating Asymmetry of Leaves of Woody Plants in Assessing the State of the Environment of Krasnoyarsk). Krasnoyarsk: Siberian Federal University, 2017. 144 p. (in Russian).