Dear Dr. Revell,
I tried par(fg="green") and it kind of worked. It changed the curved
labels and their associated text to a color, but it only changed the
outline of the dots denoting marked nodes. Additionally, if I tried to
input a vector of colors equal to my number of groups (e.g.,
Dear Russell.
I'm sorry that arc.cladelabels does not have the functionality that you
want.
Have you tried setting par(fg)? E.g.:
par(fg="the color you want")
arc.cladelabels(...)
par(fg="black")
You could also try par(col) or par(col.lab).
Let me know if that works, if not I can see
