the present paper analyzes the distribution of serjania in brazil, by comparing and contrasting the species occuring in three major phytogeographic regions: the atlantic coast, the planalto, and the amazon basin. the atlantic coast region has the highest percent (70%) of species endemic to the area, and shares many species with the planalto region. the planalto region shares most of its species with the atlantic coast and the neighboring countries, but still has a 33% of endemic species to the area. the amazon basin has only a 4% of species endemic to the area, with most of the reminder species widely distributed through-out the area.
