Fig. 4From: Whole-genome resequencing reveals genomic footprints of Italian sweet and hot pepper heirlooms giving insight into genes underlying key agronomic and qualitative traitsGenetic diversity among the four pepper genomes. a Loading plot of the first (Dim1) and second (Dim2) components; b Bar plot showing the percentage of explained variance of the first four components; c Hierarchical clustering of the four pepper genotypesBack to article page