[1] Univ Helsinki, Bot Unit, Finnish Museum Nat Hist, FI-00014 Helsinki, Finland
[2] Inst Adv Studies Koszeg iASK, H-9731 Koszeg, Hungary
[3] Radboud Univ Nijmegen, Inst Water & Wetland Res, Dept Mol Plant Physiol, NL-6500 GL Nijmegen, Netherlands
[4] Natl Museum Nat Hist, Dept Paleobiol, Washington, DC 20560 USA
[5] Moravian Museum, Dept Hist Biol Sci, Mendelinaum, Brno 65937, Czech Republic
[6] BioDatLab, H-8230 Balatonfured, Hungary