The results of a palynological research btained up to now in the Permian and Triassic of the lberian Ranges are presented here. The pollen and spores are the only fossils remains giving sorne precission in dating the se continental series and hence its interest. The actual data are the following ones : two characteristic associations of Autunian age have been discovered in Retiendas and Rillo de Gallo, one of Ladinian age in Rillo de Gallo, three of Carnian age in Alcorlo, Somolinos and Termancia and one of Norian age in Somolinos .Peer reviewe