Paeonia tenuifolia is one of the most attractive and needy of pro- tection species among endangered plants of Saratov region. Modern methods of biotechnology, in some case plant clonal micropropaga- tion, are increase efficiency of secured plant species propagation ex situ. There is a review the progress made in peony micropropagation and it is present short applicatory observations. Comprehensive refer- ences about Paeonia species in the whole were analyzed. An effective record of P. tenuifolia clonal micropropagation was composed.
