Important findings of 36 species of vascular plants, bryophytes, lichens and fungi acquired lately from the Murmansk Region are reported. The lichen Zythia resinae was recorded for the Murmansk Region for the first time. The fungus Inocutis rheades and lichen Scytinium fragrans were spotted in the region for the second time; the fungus Haploporus odorus as well as the vascular species Carex omskiana were found in the region for the third time. Thirty-two regionally- and three nationally red-listed species were recorded in the area of Lake Irinozero and Mt Ivan-gora, of which 26 and 3 species, respectively, grew within the Regional Nature Monument Irin-gora. Information about redlisted species of this regional nature monument is published for the first time. Areas at the Salla road intersection with the Ryabina river and near the Umba River mouth are of high sozological importance. They were each found to contain seven red-listed species.