The characteristics of adventive component in the flora of Ufa

The current article presents the results of studying the adventive flora in the city of Ufa. The article considers the results of the floristic study as well as the analysis of the literature data and in order adventive flora component includes 203 species, 47 families, 143 genera. In the researched region flora is characterized by a high concentration of invasive species. A list of 39 invasive species and 15 potentially invasive species has been compiled. Among the most aggressive transformer species are the following: Acer negundo , Ambrosia trifida , Bidens frondosa , Cyclachaena xanthiifolia , Echinocystis lobata , Elodea canadensis , Solidago canadensis , Hordeum jubatum , Xanthium albinum , etc. Transformer species actively inhabit natural communities, and also have a negative impact on the health of city residents.