crepidotus applantus flat oysterling mushroom growing on a fallen log in palatinate forest germany

applanatus autumn betzenberg brown cluster countryside crepidotaceae crepidotus crust ecology environment europe flattened foot forest fungi fungus germany growth kaiserslautern lamella land lichen log moss mountains mushroom mushrooms mycology national natural nature oysterling palatinate pfalz reserve rhineland rot scenery stump toadstools tree trunk wild wood woodland woods