Polygala sibirica L. in herbarium of Botanic garden of Saratov State University

Currently, three species of the genus Polygala (Polygalaceae) are listed in the flora of the Saratov region, one of them – Polygala sibirica L. – is protected. The article provides the results of the inventory of Polygala sibirica L. (Polygalaceae) in the Herbarium of the Educational and Scientific centre “Botanical Garden” of Saratov State University (SARBG). There are 16 specimens out of 22 sheets in Herbarium funds. There are fees from the Left and Right Banks of the Volga River districts of the Saratov region. The article contains full quotes of labels of all Polygala sibirica samples stored in SARBG Herbarium. Previous information on the distribution of the species in the Saratov region has been supplemented and confirmed. The species is first indicated for the Marks district of the region. The information is used in the compilation of an essay for the Red Book of the Saratov region (third edition).