By D.M. Huffman, L.H. Tiffany, G. Knaphus, R.A. Healy. Completely revised and updated, the second edition of this valuable identification guide provides all the information necessary to identify mushrooms in the field in the midcontinental region of Iowa, Illinois, Nebraska, Missouri, Minnesota, South Dakota, and Wisconsin: the tallgrass prairies and the western parts of the eastern deciduous forests. 248 species are described in total. 384 pages, softcover, with 21 drawings and 300 color illustrations.