Relevance of preservation of century wood plants in the world and Ukraine is outlined. It is carried out the comparative analysis of structure of century trees of a pine ordinary (Pinus sylvestris L.) which grow on natural and reserved fund of the Forest-steppe and the Steppe of Ukraine. Results of the analysis showed prevalence on categories of age of reserved trees of plants in the Forest-steppe of Ukraine.Majority of them are protected as natural monuments.The greatest number of reserved century pines in the Cherkasska area.
century trees, durability, Pinus sylvestris L. comparative analysis, natural and reserved fund, nature sanctuaries, Forest-steppe, Steppe