1 Institute of Pharmaceutical Sciences, Department of Pharmacognosy, University of Graz, Universitaetsplatz 4/1, 8010 Graz, Austria. eva-maria.wenzig@uni-graz.at.
2 Department of Statistics and Operations Research, University of Graz, Universitaetsstrasse 15, 8010 Graz, Austria. ulrich.pferschy@uni-graz.at.
3 Department of Pharmacognosy, University of Vienna, 1090 Vienna, Austria. dongdong.wang@univie.ac.at.
4 Department of Pharmaceutical Botany, Iuliu Hațieganu University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania. mocan.andrei@umfcluj.ro.
5 Department of Pharmacognosy, University of Vienna, 1090 Vienna, Austria. atanas.atanasov@univie.ac.at.
6 Institute of Genetics and Animal Breeding of the Polish Academy of Sciences, 05-552 Jastrzebiec, Poland. atanas.atanasov@univie.ac.at.