1. Bourdot, H., and A. Galzia [1928]. Hyménomycètes de France. Lechevalier, Paris. 761 p.
2. Britton, N. L., and A. Brown. 1896. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1. C. Scribner's Sons, N. Y. 612 p.