 The Anacardiaceae include numerous genera, several of which are economically important, notably cashew (in the type genus "Anacardium"), mango, poison ivy, sumac, smoke tree, marula, yellow mombin, Peruvian pepper and cuachalalate.The genus "Pistacia" (which includes the pistachio and mastic tree) is now included, but was previously placed in its own family, the Pistaciaceae.Trees or shrubs, each has inconspicuous flowers and resinous or milky sap that may be highly poisonous, as in black poisonwood and sometimes foul-smelling.