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Monika Bogdanowicz
Jan Długosz University in Częstochowa, The Faculty of Mathematics and Natural Sciences, Department of Botany and Plant Ecology, Armii Krajowej 13/15, 42-200 Częstochowa, Poland, phone: 505 599 857
Anna Śliwińska-Wyrzychowska
Jan Długosz University in Częstochowa, The Faculty of Mathematics and Natural Sciences, Department of Botany and Plant Ecology, Armii Krajowej 13/15, 42-200 Częstochowa, Poland, phone: 505 599 857
Anna Świercz
The Jan Kochanowski University in Kielce, The Faculty of Mathematics and Natural Science, Department of Soil and Culture Landscape Protection, Świętokrzyska 15, 25-506 Kielce, Poland
Marcin Kiedrzyński
University of Łódź, Faculty of Biology and Environmental Protection, Department of Geobotany and Plant Ecology, Banacha 12/16, 90-237 Łódź, Poland