alder trunk, alnus, with fruiting bodies of alder bracket, mensularia radiata

hymenochaetaceae decomposition xanthoporia infestation mensularia background vegetation pathogenic saprophyte underside guttation beautiful deciduous infection orangered toadstool fruiting cinnamon mushroom parasite bracket radiata closeup biotope process habitat natural velvety bodies blurry autumn bottom fungal growth fungus mature nature alder trunk alnus rusty brown upper white pores side bark tree wavy edge cap top