fomitopsis betulina previously piptoporus betulinus, commonly known as the birch polypore, birch bracket, or razor strop, is a c

almost also and bark betulina betulinus birch bitter bodies body bracket brackets burst but can collections common commonly cut edges edible exclusively finishing fomitopsis for from fruit fungus grows insect known last material more mounting mushroom mushroomy name odor out piptoporus pleasant polypore previously razor razors strong strop suggests surface taste technically than these traditionally tree trees used velvety was year