A. B. Brooks, West Virginia Trees
“ The genus Rhus, (pp. 169, 171, 173) is the only one native to Northeastern America. There are 120 known species of Rhus, about 16 of which are found in North America and 6 in West Virginia. Besides those described in this bulletin the following shrubby species grow wild in the State: Smooth Sumach24 (Rhus glabra, L.) , Poison Ivy (Rhus Toxicodendron, L.) and Fragrant Sumach (Rhus canadensis, Marsh.) The Smoke Tree (Rhus Cotinus, L.) , an introduced tree, is planted on lawns. ”
