Latest trends in the development of the urban flora of Ulyanovsk
In this article as a result of the taxonomic analysis, of the analysis of a spectrum of the life forms of the urban flora of the Ulyanovsk city as a whole and on fractions, and also of the analysis alien fractions on immigration time, a way of drift and degree of naturalization of species are revealed basic modern tendencies in development of the urban flora of the Ulyanovsk city.