Black-footed polypore

"Royoporus badius" or "Picipes badius" is a species of fungus in the family Polyporaceae. It causes a white rot of hardwoods and conifers. The species is found in temperate areas of Asia, Australia, Europe, and North America. It has a dark brown or reddish-brown cap that reaches a diameter of 25 cm, and a stipe that is often completely black or brown at the top and black at the base.