Аңдатпа
Abstract This article presents the results of a comparison of the anatomical structure of annual shoots of Tian Shan mountain ash growing in the highlands of the Dzhungarian Alatau. In the anatomical structure of the stem of the Tian Shan mountain ash, the ray parenchyma is represented mainly by single-row rays, two-, three- and four-row rays are few. This research provides as a theoretical basis for vegetative reproduction of Tian Shan mountain ash by green grafting.