International Geographical Union
Member of the Georgian Botanical Society () (1980), Member of the International Organisation for the Phytotaxonomic Investigation Mediterranean Area (OPTIMA) (2002), Member International Geographical Union (IGU) (2002), Head of the NGO "TEBULO" (2002), Fellow of the London Linnean Society (FLS), regional expert in Caucasus of the International Union for Conservation of Nature (IUCN) (2008), Member of scientific chamber of Botanical Institute of Ketskhoveli () (2008).