Fig. 3From: Genetic diversity and structure of Iberian Peninsula cowpeas compared to world-wide cowpea accessions using high density SNP markersNeighbor-joining tree of 91 cowpea accessions with colors representing subpopulation membership (blue = subpopulation 1; red = subpopulation 2; green = subpopulation 3; orange = subpopulation 4; and grey = admixed)Back to article page