The dynamics of gender relations have been built up by a global analysis since the settling of populations. This analysis allows us to cast a new glance on the gender relations with regard to social, cultural and economic problems in Upper Guinea. From the political and social organization of basic rural communities, it derives the social rank each social category maintains through various levels of scales (village, clan, family). The iniquities related to gender affect the economic and social processes. The gender relations are built up throng deeds and practices which not only show a social distinction but a hierachization for men and the elderly people, too the social organization codifies each other’s practices in a gerontocratie system. The asymétrics of gender made of differences and iniquities sometimes change in response to the evolution of society as well as the changes in the socio- economic conditions. It is in this respect that many women of Upper Guinea have taker initiatives and are now taking part to the logical exploitation of “néré”, a crop used as a condiment which allows them to get more antinomy and can there fore have access to means of production. They are participating in collective organization further moving towards farther ends by disturbing the former hierarchy social distinction but a hierarchization for men and the elderly people, too the social organization codifies each other’s practices in a gerontocratie system. The asymétrics of gender made of differences and iniquities sometimes change in response to the evolution of society as well as the changes in the socio- economic conditions. It is in this respect that many women of Upper Guinea have taker initiatives and are now taking part to the logical exploitation of “néré”, a crop used as a condiment which allows them to get more autonomy and can there fore have access to means of production. They are participating in collective of power based on sex and age.