[in Russian with English abstract: ] The first data on the lichen flora of the Manturovskii cluster of the Kologriv Forest Reserve are provided. In total, 313 species are listed including 278 lichen species, 18 species of lichenicolous, and 17 species non-lichenized saprobic fungi. Sixty five species are recorded for the Kologriv Forest Reserve for the first time; 54 of them newly recorded for the Kostroma Region. Of these, Cryptodiscus pini, Lecanora variolascens, and Micarea isidioprasina are new to Russia; Arthonia destruens, Libertiella fennica, Rostania pallida, Talpapellis beschiana are new to the Central Russia. New localities of three species included in Red Data Book of Russia, Leptogium burnetiae, Lobaria pulmonaria, Menegazzia terebrata are given. Keywords: Cryptodiscus pini, Lecanora variolascens, Micarea isidioprasina, lichens, lichenicolous fungi, new records, Russia.