galerina marginata a poisonous mushroom that contains the same deadly amatoxins found in amanita phalloides

macrophotograph tree stump romania growth agaricomycetes skull cap coniferous pine woodland color wood material biology mushrooming little brown mushroom ground organic toadstool agaric pick leaves europe leaf closeup moss outdoors fresh grass cluster group poison woods green danger bell deadly skullcap dangerous fall funeral october season outdoor environment stem poisonous toxic wild natural fungi galerina mycology macro background marginata mushrooms forest nature autumn fungus