Mushroom
fungus, typically produced above ground on soil or on its food source. Edible mushrooms are the fleshy and edible fruit bodies of several species of macrofungi [...] by criteria that include absence of poisonous effects on humans and desirable taste and aroma. Most mushrooms sold in supermarkets have been commercially [...] because it is grown in controlled, sterilized environments. Several varieties of A. bisporus are grown commercially, including whites, crimini, and portobello