Mossy maze polypores (Cerrena unicolor) growing on fallen birch trees (Betula sp.).
Mossy maze polypores (Cerrena unicolor) growing on fallen birch trees (Betula sp.). -- source link
#fungus#mushroom#mycology#macrofungi#basidiomycota#nature#photography#polypores#plant pathogen#plant disease#polyporales#biology