if (requireNamespace("ggtree")) {
data(otutab, package = "pcutils")
df2tree(taxonomy[1:50, ]) -> tax_tree
df2tree(taxonomy[51:100, ]) -> tax_tree2
link <- data.frame(from = sample(tax_tree$tip.label, 20), to = sample(tax_tree2$tip.label, 20))
plot_two_tree(tax_tree, tax_tree2, link)
}
Run the code above in your browser using DataLab