Results of the study on tree diversity of A.K. Malinovsky Botanical Garden of Ivanovo State University

The intermediate results of the woody plants’ inventory of A.K. Malinovsky Botanical Garden of Ivanovo State University are presented. A total of 72 tree species from 33 genera, 15 families, 2 classes and 2 divisions were identified. The largest numbers of genera in the Magnoliophyta division belong to the Rosaceae family (7 genera), in the Pinophyta division the same relate to Pinaceae (5 genera). The richest genera in terms of species are Quercus L. (9 species, 13.8%) and Acer L. (7 species). Among the trees growing in the Botanical Garden, introduced species predominate – 58.3%, the share of native flora species is 41.7%. By geographical origin, the collection is dominated by species of the North American florogenetic element (18 species, 25%).