The results of the research on carnivorous plants from 5 families, 9 genera, 32 species, 6 varieties, 19 hybrids of O. V. Fomin Botanical garden collection have been given. The history of carnivorous plants studying has been analysed. The geographical distribution, biomorphological peculiarities, types of “traps”, methods and conditions of the introduction into protected soil have been established. Methodological approach helped to create a “marshland” for carnivorous plants of North America, Australia, Madagascar and North-Eastern regions of South Africa, where the representatives of other families are also growing next to them.