For what purpose?
Natural Beauty in itself= Burls(cored of course), Curly or quilted lumber
Structural integrity=Birds eye maple, Redheart, Kingwood, Bacote, etc.
Classic designs=Ebony, Kingwood, Rosewoods, Cocobola, Bacote
Threading=Rosewoods, Ebony, Kingwood, Cocobola, Bacote, etc.
Glueing=Anything but the oily woods
I'm sure I've forgotten some others.?!
Tom Gedris, Triple Cross Cues