Contribution to the knowledge of the Genus Caloplaca in central European Russia

The paper provides data on 21 Caloplaca Th. Fr. species from central European Russia. Two species are new for Russia: C. atroflava (Turner) Mong. s.l. and C. soralifera Vondrák & Hrouzek. A further seven are new for European Russia [C. flavocitrina (Nyl.) H. Olivier, C. inconnexa (Nyl.) Zahlbr., C. marmorata (Bagl.) Jatta, C. oasis (A. Massal.) Szatala] or central European Russia [C. dichroa Arup, C. interfulgens (Nyl.) J. Steiner, C. monacensis (Leder.) Lettau]. Short taxonomic notes together with information on habitat and distribution are provided for the newly recorded species. An additional twelve Caloplaca species recognized in the area are also briefly presented. © by Karina Wilk 2015.Acknowledgments. We thank Lyudmila Konoreva ?St. Petersburg) for assistance in collecting lichens, Williams O. Purvis ?London) for pre-submission line-editing, and the anonymous reviewer and Lucyna Śliwa ?Kraków) for critical comments on the manuscript. This work was supported by the Russian Academy of Science Fundamental Research Program entitled ‘Wildlife: Current Status and Problems of Development’, by grant NSh-1858.2014.4 from the President of the Russian Federation for state support of leading Russian science schools, by the Russian Foundation for Fundamental Research ?RFFR 14-04-31024) and by the Grant Agency of the Faculty of Environmental Sciences, CULS, Prague, 42900/1312/3114. Financial support to KW was provided by the National Sciences Centre ?NCN, grant no. N N303 821740)