Genus Rebutia K. Schum. (Cactaceae juss.) in the collection of the Nikita Botanical Garden

Discusses the taxonomic position of the genus Rebutia according to the classification of the family Cactaceae Juss. in C. Backeberg and E. Anderson. According to the system of Anderson in the collection of the NBS represented by 24 species, including one species with 2 subspecies, are United in the genus Rebutia, whereas the system of Backebergia these taxa belong to five genera (Rebutia, Aylostera, Mediolobivia, Sulcorebutia, Weingartia). A brief Botanical description of some species in the conditions of introduction. Established that all species collection of the genus Rebutia are found in the Central Brazilian province of Neotropical realm, where the temperature ranges from -3.0 to 45.0°C. In the greenhouse of the Nikitsky Botanical garden at a temperature of from 8.0 to 45.0°C all types successfully pass a full cycle of the ontogenetic and seasonal development.