Superficially the fleshy Ascomycetes may be divided into the cup fungi and the sponge-mushrooms, or morels. The latter are undoubtedly the best known edible fungi in the state, for more people recognize them as mushrooms than they do the agarics. Because they are so well-known, the common forms and the more closely related similar species were chosen for illustration.
Proceedings of the Iowa Academy of Science
©1942 Iowa Academy of Science, Inc.
Gilman, Joseph C.
"Illustrations of the Fleshy Fungi of Iowa IV. Common Fleshy Ascomycetes,"
Proceedings of the Iowa Academy of Science, 49(1), 159-171.
Available at: https://scholarworks.uni.edu/pias/vol49/iss1/19