This function collapses a subtree to a star. If the tree has edge lengths, the function will keep the tips at the same height above the root as in the original tree.
If node
is the global root of the tree a star phylogeny will be created.
collapse.to.star(tree, node)
an object of class "phylo"
.
node for the clade to be collapsed.
An object of class "phylo"
.
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.