1. Botanical Garden – Centre for Biological Diversity Conservation of the Polish Academy of Sciences, ul. Prawdziwka 2, 02–973 Warszawa 76, Poland;
2. Faculty of Ethnology and Education, Silesian University Branch at Cieszyn, ul. Bielska 62, 43–400 Cieszyn, Poland;
3. Department of Botany, Jamia Hamdard (Hamdard University), Hamdard Nagar, New Delhi‐110062, India;
4. Department of Biophysics and Cell Biology, Silesian University, ul. Jagiellońska 28, 40–032 Katowice, Poland