Table 1.

Selected Newick utilities programs and their functions

Program	Function
nw_clade	Extracts clades (subtrees), specified by labels
nw_distance	Extracts branch lengths in various ways (from root, from parent, as matrix, etc.)
nw_display	Draws trees as ASCII or SVG (suitable for further editing for presentations or publications), several options
nw_match	Reports matches of a tree in a larger tree
nw_order	Orders tree nodes, without altering topology
nw_rename	Changes node labels
nw_reroot	Reroots trees on an outgroup, specified by labels
nw_trim	Trims a tree at a specified depth
nw_topology	Retains topological information

SVG, Scalable vector graphics.