the beefsteak morel gyromitra esculenta is a deadly poisonous mushroom

agaric autumn background beefsteak bolet bonete borel brain brune closeup comestible deadly eatable edible esculent esculenta falsa fausse food forest frafrac fungi fungus giromitra greix gyromitra hjahrslorchel inedible korvasieni macro morel morille mushroom mycology nature pick poison poisonous sandmorkel spiselig spugnola stenmorkel stenmurkla toadstool toxic uneatable voorjaarskluifzwam wood woodland