União Internacional para a Proteção de Novas Variedades de Plantas [UPOV] e países membros.

Aqui [http://www.upov.org/en/about/members/pvp_offices.htm], encontramos a lista de todos os países que fazem parte da União Internacional para a Proteção de Novas Variedades de Plantas.
Conforme o sítio eletrônico da entidade internacional [http://www.upov.org/index_en.html]:

"The International Union for the Protection of New Varieties of Plants (UPOV) is an intergovernmental organization with headquarters in Geneva (Switzerland). UPOV was established by the International Convention for the Protection of New Varieties of Plants. The Convention was adopted in Paris in 1961 and it was revised in 1972, 1978 and 1991. The objective of the Convention is the protection of new varieties of plants by an intellectual property right."