“…Yet, in order to verify if this is a general tendency, more phytochemical studies must be carried out both on the same exemplar and on other samples coming from different areas of Italy and of the world. In addition, in all the cases, more exemplars coming from different areas were studied [ 8 , 9 , 10 , 12 , 13 , 16 , 17 , 18 , 19 , 22 , 23 , 24 , 25 ] except for A. borneensis samples coming only from Malaysia [ 11 ] and A. microstachya samples coming only from Australia [ 8 , 20 ]. For what concerns the studied organs, leaves represent the most studied ones.…”