Leucoagaricus leucothites, or white Agaricus mushroom, is a fairly uncommon parasol mushroom. It looks more like a normal but almost pure white commercial mushroom albeit more slender and with a longer stalk. It is distinguished by a smooth, white cap with a gently yellow center, a collar-like ring, white spores, and off-white gills in maturity. Immature specimens have pure white gills. This is a choice edible, but care must be made to distinguish this from other...