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Edyta Sierka
Department of Geobotany and Nature Conservation, Faculty of Biology and Environmental Protection, University of Silesia, Jagiellońska Str. 28, 40-032 Katowice, Poland
Agnieszka Tomczak
Department of Geobotany and Nature Conservation, Faculty of Biology and Environmental Protection, University of Silesia, Jagiellońska Str. 28, 40-032 Katowice, Poland