The article presents the results of studies of introduction of woody plants collection in the O.V. Fomin Botanical Garden, which has 1091 species and 1035 intraspecifi c taxa belonging to 217 genera, 69 families, 33 orders, 5 classes and 2 sections. Themost widely are represented the generic complexes: Cotoneaster Medik., Crataegus L., Rhododendron L., Spiraea L., Magnolia L., Rosa L. etc.