Agaricus hondensis, commonly known as the felt-ringed agaricus, is a mushroom in the family Agaricaceae. It has a white to gray-brown cap up to 7 cm (2.8 in) in diameter that has pale pinkish-brown scales that darken in age. The tightly-packed gills are initially white before becoming pinkish, lilac-gray, and finally brownish as the spores mature. The stout stem is bulbous and has a thick, white, felt-like ring. The mushroom is poisonous, and causes severe gastrointestinal upset if...