Amanita muscaria, commonly known as the fly agaric is a poisonous and psychoactive mushroom, one of many in the genus Amanita. Although generally considered poisonous, deaths are extremely rare, and it has been consumed as a food in parts of Europe, Asia, and North America after parboiling in water. It was used as an intoxicant and entheogen by the peoples of Siberia and has a religious significance in these cultures.