"cophylo" object.
nodelabels.cophylo(..., which=c("left","right"))
edgelabels.cophylo(..., which=c("left","right"))
tiplabels.cophylo(..., which=c("left","right"))nodelabels, edgelabels, or tiplabels."left" or "right" tree) to be used."cophylo" than they are in the original input trees, particularly if cophylo(...,rotate=TRUE) was used.
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.
cophylo, edgelabels, nodelabels, tiplabels