New and noteworthy species of Verrucaria from Bulgaria

In the Herbarium of the W. Szafer Institute of Botany, Polish Academy of Sciences is housed a significant number of lichen specimens collected in Bulgaria by Janusz Nowak. Among them 22 species of Verrucaria are represented. Seven species are reported here for the first time from this country: V. dolosa, V. funckii, V. halizoa, V. hydrela, V. obfuscans, V. parmigerella, and V. procopii. In addition 15 species are reported with new records for Bulgaria.