- Rhus, genus Rhus - deciduous or evergreen shrubs and shrubby trees of temperate and subtropical North America, South Africa, eastern Asia and northeastern Australia; usually limited to nonpoisonous sumacs (see genus Toxicodendron)
--1 is a kind of dicot genus, magnoliopsid genus
--1 is a member of Anacardiaceae, family Anacardiaceae, sumac family
--1 has members: sumac, sumach, shumac