WordNet sense 1 (small Asiatic tree yielding a toxic exudate from which lacquer is obtained):

varnish tree, Chinese lacquer tree, Japanese lacquer tree, Japanese sumac, lacquer tree, Rhus verniciflua, Toxicodendron vernicifluum

WordNet sense 2 (deciduous tree widely grown in southern United States as an ornamental for its handsome maplelike foliage and long racemes of yellow-green flowers followed by curious leaflike pods):

Chinese parasol tree, Chinese parasol, Firmiana simplex, phoenix tree