The article examines the bioecological characteristics of 6 species of medicinal plants belonging to the family Roseceae, the biochemical composition of dry and wet species, their use in folk medicine in the treatment of some diseases, location, distribution area and geographical elements. During experimental research, the chemicals in the species vary depending on where they end up. The article provides detailed information on the species Cotoneaster integerrima, Sorbus subfusca, Grataegus pentagyna, Rubus buschii, Filipendula vulgaris, Alchemilla sericea.