Extract labels data frame from tree object for plotting using ggplot.
tree_labels(model, uniform, ...)
model
: object of class "tree", e.g. the output of tree()...
: ignoreda list with two elements: leaf_labels
ggdendrogram()
Other tree functions: dendro_data.tree()
, get_data_tree_leaf_labels()
, tree_segments()
Code modified from original by Brian Ripley