Write Tree File in Parenthetic Format
This function writes in a file a tree in parenthetic format using the Newick (also known as New Hampshire) format.
write.tree(phy, file = "", append = FALSE, digits = 10, tree.names = FALSE)
The node labels and the root edge length, if available, are written in the file.
tree.names == TRUE then a variant of the Newick format is
written for which the name of a tree precedes the Newick format tree
(parentheses are eventually deleted beforehand). The tree names are
taken from the
names attribute if present (they are ignored if
tree.names is a character vector).
a vector of mode character if
file = "", none (invisible
Felsenstein, J. The Newick tree format.
Olsen, G. Interpretation of the "Newick's 8:45" tree format standard.