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(A) UPGMA cluster analysis based on Jaccard’s similarity coefficient of combined analysis (CDDP + SCoT) of the four Notocactus species and five Mammillaria species. (B) Principal Component Analysis (PCA) of the combined data (CDDP + SCoT) of the four Notocactus species and five Mammillaria species showing the two-dimensional (PC1 and PC2) plot.
