The results of surveys of rare and red-listed plants in the eastern part of the Kola Peninsula (Murmansk Region): in estuarine parts of the Ponoy and Rusinga Rivers, as well as at Orlovsky Cape, are presented. Eleven red-listed vascular plant species were found for the first time in the eastern part of the Murmansk Region: Asplenium trichomanes, A. viride, Botrychium lanceolatum, B. multifidum, Cryptogramma crispa, Isoëtes echinospora, Ranunculus sulphureus, Rhynchospora alba, Saxifraga hieraciifolia, S. tenuis and Woodsia glabella. Occurrence of 15 protected species previously known from this area has been confirmed.