birch polypore, piptoporus betulinus, fomitopsis betulina. a mushroom grows from the trunk of a tree

autumn background betulina betulinus birch brown cap closeup colourful colours comestible deadwood dutch edible environment fall flora fomitopsis food forest fresh fungal fungi grass green grows growth macro moss mushroom natural nature parasite people piptoporus plant polypore province rural season single tree trunk vegetable white wild wood young