Species Learned in The Forest Herbaceous Layer, FOR 358, taught at Iowa State University by Cathy McMullen
Plant Identification Resources
Eilers, Lawrence and Dean Roosa. 1994. The Vascular Plants of Iowa: An Annotated Checklist and Natural History. University of Iowa Press, Iowa City. 304 pp.
Farrar, John Laird. 1995. Trees of the Northern U.S. and Canada.
Newcomb, Lawrence. 1989. Newcomb's Wildflower Guide. Little Brown and Co., Boston, MA.
Preston, Richard Jr. 1989. North American Trees, 4th edition. Iowa State University Press, Ames. 407 pp.
Runkel, Sylvan T. and Alvin F. Bull. 2009. Wildflowers of Iowa's Woodlands 2nd Edition. A Bur Oak Guide, University of Iowa Press, Iowa City, IA.
Van der Linden, Peter and Donald R. Farrar. 2011. Forest and Shade Trees of Iowa, 3rd Edition. University of Iowa Press, Iowa City, IA.