<Tr> <Td_colspan="2"> <Ul> <Li> Anacardioideae </Li> <Li> Spondiadoideae </Li> </Ul> </Td> </Tr> <Ul> <Li> Anacardioideae </Li> <Li> Spondiadoideae </Li> </Ul> <P> The Anacardiaceae, commonly known as the cashew family or sumac family, are a family of flowering plants, including about 83 genera with about 860 known species . Members of the Anacardiaceae bear fruits that are drupes and in some cases produce urushiol, an irritant . 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, 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 . </P> <P> Trees or shrubs, each has inconspicuous flowers and highly poisonous, sometimes foul - smelling resinous or milky sap . Resin canals located in the inner fibrous bark of plants' fibrovascular system found in the stems, roots, and leaves are characteristic of all members of this family; resin canals located in the pith are characteristic of many of the cashew family species and several species have them located in the primary cortex or the regular bark . Tannin sacs are also widespread among the family . </P>

Is mango in the same family as poison ivy