Abstract
The present proposal aims to expand the morphological and phylogenetic knowledge for isolates belonging the genus Pseudomicrasterias and Micrasterias arcuata species complex, both belonging the family Desmidiaceae (Zygnematophyceae). In addition, this proposal aims to fill the lack of information about the influence of Zinc (Zn) and Cadmium (Cd) concentration on the morphology and physiol…