pistacia(n = noun.plant) genus pistacia - a dicotyledonous genus of trees of the family Anacardiaceae having drupaceous fruit;
is a kind of dicot genus, magnoliopsid genus
is a member of anacardiaceae, family anacardiaceae, sumac family

   The name of a genus of trees, including the tree which bears the pistachio (Pistacia vera), the Mediterranean mastic tree (Pistacia Lentiscus), and the species (Pistacia Terebinthus) which yields Chian or Cyprus turpentine. [1913 Webster]

genus pistacia, pistacia lentiscus, pistacia terebinthus, pistacia vera