treeSlice: Slices the tree at a particular point and returns all subtrees
Description
This function slices a tree at a particular height above the root and returns all non-trivial subtrees (i.e., subtrees with more than 1 taxon). Uses extract.clade in the "ape" package.
Usage
treeSlice(tree,slice)
Arguments
tree
is a phylogenetic tree in "phylo" format.
slice
a real number indicating the height above the root at which to slice the tree.