Plant resources of cultural phytocenoses Voronezh botanical garden
This research looks at the results of a study of peculiarities of the structure and floristic composition of the artificial tree and shrub plantings of Voronezh Botanical garden. The main types of plant formations and associations are identified, their binding to soil types and relief is given. Plant resources of forest and forest-park cultural phytocenoses of the botanical garden are represented by 6 formations and 13 associations. The species diversity of associations averages 34,8 species of vascular plants. The total flora (the general list) of forest and forest-park cultural phytocenoses includes 254 species of vascular plants. The main builders of forest cultural phytocenoses are Acer platanoides, Pinus sylvestris, Tilia cordata and Quercus robur. In the cultural communities of the park, garden and shrub types of the main builders of the tiers remain introduced species of trees and shrubs. Their species diversity is much lower and includes about 160 species of vascular plants (24,4 %).