polypore mushroom trametes versicolor - tree mushroom on old rotten stump in garden, ukraine

polypore mushroom tree fungus stump garden ukraine nature wild closeup rotten outdoor autumn biology natural plant wood ecology decay growth environment organic botany mycology season species wildlife spores fungi biodiversity color trunk background habitat brown medicinal edible ecosystem basidiomycota agaricomycetes polyporales polyporaceae coriolus versicolor polyporus boletus trametes