Flora of the botanical-geographical plot “Steppes of Ukraine” in the M.M. Gryshko National Botanical Garden of the NAS of Ukraine

In 2020–2022, the complete taxonomic composition of flora for botanical-geographical plot “Steppes Ukraine” at M.M. Gryshko National Botanical Garden NAS Ukraine (NBG) was studied and analyzed. This established NBG in 1949 to demonstrate floristic diversity Ukrainian Steppes ex situ. According inventory results, 347 species infraspecific taxa from 196 genera 53 families higher vascular plants were recorded plot. The steppic component this joins 213 (61.38 % total number inventoried taxa) belonging collection fund representing Ukraine, 126 (36.31 %) which are introduced 87 (25.07 native plants. During inventory, spontaneously growing that not a part precisely studied. Among plants, non-steppic represented by 46 (13.26 %); alien – 88 (25.36 %), including ergasiophygophytes (45 taxa, 12.97 xenophytes (43 12.39 %). predominate on form main vegetation cover.Currently, is similar characteristics regional meadow-steppes. perennials dominate biomorphological structure plot’s (63.69 typical phytocoenoses. general, significant trees present here (5.48 explained forest communities surrounding and, as result, their active self-sowing. Hemicryptophytes prevail (60.52 Nevertheless, distinguished absence trees, greater (79.34 hemicryptophytes (72.77 (33.33 marginal fund, while amount meadow (18.78 still significant. Ukraine”, most rare formed stable homeostatic introduction coenopopulations. them, 15 listed Red Book Ukraine.