Flora of rocky outcrops on the Berezovaya and Kolva rivers (Cherdynsky area of Perm region)

Studied flora of 16 rocky outcrops on the Berezovaya and Kolva rivers in Cherdynskii area of Perm region. In the study area revealed 87 species of obligate and facultative petrophytes belonging to 64 genera and 31 families. On the rocks found 2 species listed in the Red Book of Russia, 3 species listed in the Red Book of the Perm region and 17 species of the Annex to the Red Book of the Perm region. 19 localities of rare species are new to the Perm region.