Sumac, (genus Rhus), genus of small trees and shrubs belonging to the cashew family members (Anacardiaceae), indigenous to subtropical and temperate zones. The plants can also be grown as dirt binders as well as cover plants. The sumacs produced for landscape consumption exhibit an elegant habit, spectacular autumn colour, or maybe colourful fruit clusters.Many species are able to distribute asexually by rhizomes.The soft, or perhaps scarlet, sumac (Rhus glabra), indigenous to the central and eastern United States, is actually a typical species. Somewhat taller is actually velvet, or the staghorn, sumac (R. typhina), up to nine metres (29.5 feet), called for the velvety or dense equipment on new twigs. The fall foliage of its is orange red to purple. Additionally, it has a multitude with finely cut foliage.The smaller sumacs are actually the up, winged, or maybe dwarf sumac (R. copallinum) as well as the lemon, or perhaps fragrant, sumac (R. aromatica).