old cracked black sulfuric tinder fungus at macro shot

background biology black body close closeup conifer coniferous conk covering crack cracked cracks decorative deep detail detailed distance dry ecology environment european extending false fomentarius fomes forest fungi fungus furrows hoof macro magnification material mushroom mushroomtinder mycology natural nature north old outdoor outdoors parasite pattern photography plant polypore rough rugged shot spring strong sulfuric surface texture textured tinder toadstool tree weather wild