Синтаксономия ксеромезофитных дубрав Республики Татарстан (опыт флористической классификации в системе Браун-Бланке)

Abstract

The objects of research are steppe oak forests – the unique ecotone communities which is the habitat of rare and protected plant species. The vegetation syntaxa classification algorithm based on the modified TWINSPAN method was used for 118 relevés. The result of the study is the identification of 5 new associations from 2 unions (Lathyro-Quercion Solomeshch et al. 1989 and Quercion petraeae Issler 1931) of the order Quercetalia pubescenti-petraeae Klika 1933, class Quercetea pubescentis Doing-Kraft ex Scamoni et Passarge 1959 which is located on the territory of the Republic of Tatarstan.