The present lichen flora of the city of Petrozavodsk
The present study reports 228 species of lichens and lichenicolous or non-lichenized saprobic fungi in Petrozavodsk (Republic of Karelia, Russia). Seven lichen species of Karelian Red Data Book are recorded. Three species are reported for the first time for Karelia: Arthonia fusca (A. Massal.) Hepp, Hypocenomyce caradocensis (Leight. ex Nyl.) P. James & Gotth. Schneid., and Pycnora sorophora (Vain.) Hafellner. 47 species are reported as new to Karelia olonetsensis, 7 species as new to Karelia onegensis (Fadeeva et al., 2007).