Lichen species diversity on apple trees of the PetrSU Botanical Garden collection

The present study reports 58 lichens of the trunks and branches of apple trees collection of the PetrSU Botanical Garden (Republic of Karelia). Among the identified species, 11 species were found for the first time on the territory of the Botanical Garden, 4 species were recorded for the first time for the Petrozavodsk, 1 species – for the floristic province of Karelia onegensis. Currently, 283 species of lichens and closely related fungi are known for the territory of the Botanical Garden of PetrSU.