fomitopsis pinicola, is a stem decay fungus common on softwood and hardwood trees

altschloss autumn background bark basidia body branch brown cap colorful conk decay environment eppenbrunn felsen flower focus fomentarius fomes fomitopsis forest france frog fruit fungi fungus germany grass green growth host jungle layers leaf lined macro moss mushroom mushrooms mycological natural nature palatinate perspective pine pinicola plant reserve rhineland rocks rotten season selective shelves soil sponge stem stripes sunlight tinder tree trees trunk underside vertical white wildlife wooden woodland yellow