Materials to assessment of diversity of the family Rosaceae Juss. Trans -Ili Alatau

Abstract

Summary The article provides an analysis of the species composition of Rosaceae Trans-Ili Alatau. Revealed that the study area from the family Rosaceae common 69 species belonging to 20 genera. Leading position in the taxonomic composition of occupied: large genus Potentilla (22 species), Alchemilla (10 species), Cotoneaster (8). In assessing the diversity of the family Rosaceae Trans-Ili Alatau shown that in the region of investigation in this family of environmental types found 3 groups with respect to moisture: mesophytes, mezokserofity, xeromesophyte. As a result, environmental analysis flora Trans-Ili Alatau, which is based on the classification adopted by the Group in relation to soil moisture, revealed that most of the up mezokserofity (42 species, 60.8%). Analysis of the types of life forms Trans-Ili Alatau showed predominant are perennials (39 species or 56.52%), most of the species belong to the bushes (22 species or 31.88%).