Rare species of vascular plants in National Park “Chikoi” (Trans-Baikal Territory)

The article provides information on the results of the study of rare plant species, conducted in the NationalPark "Chikoi". Nineteen rare plant species included into the Red Data Book of Trans-Baikal Territory (2017) have beenfound. Three species of plants from Orchidaceae family (Cypripedium macranthon, Cypripedium calceolus, Neottiantecucullata) are included into Red Data Book of the Russian Federation (2008). It was a new occurrence of four species(Gagea hiensis, Phyllodoce cоеrulea, Rhodiola quadrifida, Rhodiola pinnatifida) among the nineteen rare plant speciesthat have been found on the territory of the National Park "Chikoi".