Fig. 4
From: Genetic characterization of maize germplasm derived from Suwan population and temperate resources
Results of principal components (PCs). ‘HCL645’ is one representative line of Monsanto accessions. ‘Tropical-derived’ means accessions containing tropical genes in their pedigrees. ‘NSS’ means Non-Stiff Stalk (NSS) subgroup. ‘SS’ means Iowa Stiff Stalk Synthetic group. ‘MR’ means accessions derived from the generations of Tuxpeño crossing with SS germplasm. ‘SL’ means accessions derived from the generations of Suwan crossing with Lancaster germplasm. ‘CIMMYT’ means accessions come from Maize and Wheat Improvement Center (CIMMYT)