EditorialElm oyster mushroom, Hypsizygus ulmarius (Agaricus ulmarius). Chromolithograph after a botanical illustration by William Hamilton Gibson from his book Our Edible Toadstools and Mushrooms, Harper, New York, 1895.
EditorialElm oyster mushroom, Hypsizygus ulmarius (Agaricus ulmarius). Chromolithograph after a botanical illustration by William Hamilton Gibson from his book Our Edible Toadstools and Mushrooms, Harper, New York, 1895.