THIS RESEARCH WAS CONDUCTED IN THE PERIOD BETWEEN MAY AND OCTOBER 2013, AT THE EXPERIMENTAL STATION PORTOVIEJO NATIONAL AUTONOMOUS INSTITUTE FOR AGRICULTURAL RESEARCH (INIAP), LOCATED IN THE PARISH COLUMBUS, CANTON PORTOVIEJO, MANABÍ PROVINCE, AT THE GEOGRAPHICAL COORDINATES 01º14 'SOUTH LATITUDE AND 80º16' WEST LONGITUDE; AGRONOMIC ALLY AIMED TO CHARACTERIZE 44 ACCESSIONS OF CASTOR GERMPLASM BANK COLLECTED IN THE PROVINCES OF MANABÍ AND PICHINCHA