Sarcodon imbricatus [Here as Hydnum imbricatum] , commonly known as the shingled hedgehog or scaly hedgehog, is a species of tooth fungus in the order Thelephorales. The mushroom is edible. from the book Sveriges ätliga och giftiga svampar tecknade efter naturen under ledning [Sweden's edible and poisonous mushrooms drawn after nature under guidance] By Fries, Elias, 1794-1878; Kungl. Svenska vetenskapsakademien Published in Stockholm, Sweden in 1861