Buy Blue Foot Mushrooms PhoenixBuy Blue Foot Mushrooms. Being an edible delicacy from the Cortinarius family, Blue foot mushrooms are under the Clitocybe Nuda. It is also known as the Pied Blue mushroom due to its blue-tinted stem. This shroom is also known as Lila Pereszke in France, Rhodapaxille Nu in Latin, Wood blewit by the foragers and amateu