Agaricusbisporus
Agaricus bisporus is a widely cultivated basidiomycete fungus and the most common commercially grown mushroom in the world. It is native to Europe and North America but is now grown globally. The common names for Agaricus bisporus vary depending on its stage of maturity and color. Young, white specimens are typically called white button mushrooms or common mushrooms. As they mature and darken, they are known as cremini or baby bella mushrooms, and when fully mature, they develop into portobello mushrooms.
This fungus is characterized by its smooth, white to brown cap and short, stout stem. It grows