1. Laboratory of Pharmacognosy, Department of Pharmacy, University of Athens Panepistimiopolis Zografou, GR-15771 Athens, Greece.
2. Laboratory of Pharmacognosy, Department of Pharmacy, University of Athens Panepistimiopolis Zografou, GR-15771 Athens, Greece. Laboratoire de Pharmacognosie de TUniversite Rene Descartes, UMR/CNRS No 8638,
3. Laboratory of Pharmacognosy, Department of Pharmacy, University of Athens Panepistimiopolis Zografou, GR-15771 Athens, Greece. ICSN du CNRS. F-91190 Gif-sur-Yvette, France