Mezyn national natural park as a centre of forest phytodiversity maintaince of north-eastern Ukraine

Abstract

The Mezyn National Natural Park is characterized by the strongly dismembered landscape that stipulates presence of various localities, among them there are exterminated glaciofluvial plains, slopes and streamside terraces. Forest vegetation of the Mezyn NNP is generally characterized by great diversity and complexity and large areas with homogeneous vegetation are absent. In the Mezyn NNP a forest vegetation is represented mainly by oak with the predominant lime-oak and maple-lime-oak forest. The original forest of the Mezyn NNP belongs to the group of Fagetalia sylvaticae Pawlowski 1928 according to the floristic classification. There are 772 species of spontaneous flora and 194 species of the cultivated flora in the park, 16 species of vascular plants are recorded in the Red book of Ukraine, among them 10 species belong to the forest group. The wood occupies 38% of the Mezyn NNP and provides a variety of ecotopic terms after provides a wide spectrum of representation and protection of forest species of vascular plants species and corresponding phytocommunites.