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...and Cluster however, without differentiating the colors of each ecosystem. #PCA mydata.pca<-rda(mydata) #Cluster mydata.w <- hclust(dist(Sqchord.mydata), "ward") plot(mydata.w, hang=-1) rect.hclust(mydata.w, 5) # Cut the dendrogram to yield 5 groups gr <- cutree(mydata.w, k=5) grl <- levels(factor(gr)) # Get the site scores, scaling 1 sit.sc1 <- scores(mydata.pca, display="w", scaling=3) # Plot the sites with cluster symbols and colours (scaling 3) p <- plot(mydata.pca, display="wa", scaling=3, type="n", main="Mydata P...