Friday, March 13, 2009
Agaricus bisporus,as edible mushrooms also known as table mushroom, portobello mushroom, cultivated mushroom or button mushroom, is an edible basidiomycete fungus which naturally occurs in grasslands, fields and meadows across Europe and North America, though has spread much more widely and is one of the most widely cultivated mushrooms in the world. The original wild form bore a brownish cap and dark brown gills but more familiar is the current variant with a white form with white cap, stalk and flesh and brown gills.
Some grocery stores in the Western world sell this mushroom in canned and fresh preparations. An agaric, its gills are often left on in preparations. It can be found cooked on pizzas and casseroles, stuffed mushrooms, raw on salads, and in various forms in a variety of dishes. Some mycologists, including Paul Stamets, have raised concerns that this mushroom contains trace quantities of a chemical agaritine known to have carcinogenic properties, though whether
levels are sufficient to cause harm in consumers is debated.