New records of lichens and allied fungi from the Leningrad Region, Russia. XI.

Twelve lichen species and two lichenicolous fungi, of them seven that belong to Micarea prasina group, are reported for the first time for St. Petersburg or the whole Leningrad Region. The lichenicolous fungus Intralichen baccisporus is new to Russia, and the lichen Micarea nowakii - for European Russia. A comparative table of characteristics for seven species of Micarea prasina group is presented. [ABSTRACT FROM AUTHOR]