Shrubs and Vines of Iowa
Peter J. van der Linden & Donald R. Farrar
The Prairie in Seed
Dave Williams
Gardening with Native Plants in the Upper Midwest
Judy Nauseef
Wildflowers and Other Plants of Iowa Wetlands, 2nd edition
Sylvan T. Runkel & Dean M. Roosa
A Projectile Point Guide for the Upper Mississippi River Valley
Robert F Boszhardt
The Guide to Oklahoma Wildflowers
Patricia Folley
The Guide to Iowa's State Preserves
Ruth Herzberg & John A. Pearson
Mushrooms and Other Fungi of the Midcontinental United States
Donald M. Huffman, Lois H. Tiffany, George Knaphaus & Rosanne A. Healy
Field Guide to Wildflowers of Nebraska and the Great Plains
Jon Farrar
The Tallgrass Prairie Center Guide to Prairie Restoration in the Upper Midwest
Daryl Smith, Dave Williams, Greg Houseal & Kirk Henderson