split-gill mushroom schizophyllum commune - wood-destroying fungus species on rotten stump in garden, ukraine

mushroom fungus schizophyllum commune splitgill wood decay rotten stump garden nature closeup forest spores wild mycology decomposition fungi species environment ecosystem biodiversity woodland detail wooddestroying mycelium ecology damp research spore print basidiomycota agaricomycetes agaricales schizophyllaceae multifidum merulius communis agaricus multifidus alneus split-gill wood-destroying ukraine