Аннотация
The article presents the results of research on the distribution of Olgaea pectinata Iljin, Cousiniagrandifolia Kult., C. ugamensis Karmyscheva, C. mindshelkensis B. Fedtsch., C. tianschanica Kult., as well as on thefloral composition and level of endemism of plant communities with their participation, on the density and approximatenumber of individual populations.