Asian poison ivy (Rhus ambigua)
tree of heaven (Ailanthus altissima)
vermilion lacquer (made by mixing vermilion into clear lacquer)
poison ivy rash; urushiol-induced contact dermatitis; toxicodendron dermatitis; rhus dermatitis
Japanese sumac (Rhus trichocarpa)
unrefined sap of the lacquer tree
poison ivy rash; urushiol-induced contact dermatitis; toxicodendron dermatitis; rhus dermatitis