The plant materials were obtained from locally available papaya varieties and landraces from six major producing provinces of Kenya nam
Coast (Kilifi and Taita districts)
Nyanza (Rongo and Nyamira districts)
Different papaya accessions in fields were sampled.
Morphological characterization was done in the field during the collection using a descriptor list from IBPGR (1988). Fifteen descriptors were used in the characterization (Table 2)