Anacardium is a genus of flowering plants in the family Anacardiaceae. It includes several species, the most notable being the cashew tree, which produces edible nuts and fruits. The genus is native to tropical and subtropical regions, and its plants are known for their unique fruit structure, where the nut grows outside the fruit. In addition to the cashew, Anacardium also includes the mango and poison ivy, highlighting the diversity within this genus. Some species are cultivated for their economic value, while others are recognized for their ecological roles in their native habitats.