Sumac (also spelled Sumach) is any of about 35 species of flowering plants in the genus Rhus and related genera in the cashew family (Anacardiaceae). Sumacs grow in subtropical and temperate regions throughout the world and is used as a spice, as
a dye, and in medicine. Sumacs are dioecious shrubs and small trees in the family Anacardiaceae.The flowers are in dense panicles or spikes and the fruits are reddish, thin-fleshed drupes covered in varying levels of hairs at maturity . Sumacs propagate both by seed, and by new shoots from rhizomes, forming large clonal colonies. The dried fruits are ground to produce a tangy, crimson spice popular in many countries.