Christiansen, P. and M. Muller.  1999. An Illustrated Guide to Iowa Prairie Plants. Iowa City, Iowa: University of Iowa Press.

Eilers, L. and D. Roosa.  1994. Vascular Plants of Iowa. Iowa City, Iowa: University of Iowa Press.

Henderson, K. and C. Kern  1999. Integrated Roadside Vegetation Management Technical Manual. Cedar Falls, Iowa: University of Northern Iowa.

Morgan, J. Collicutt D. and J. Durant  1995. Restoring Canada’s Native Prairies-A Practical Manual. Argyle, MB, Canada: Prairie Habitats.

Naeem S., Knops J., Tilman D., Howe K., Kennedy T., and Gale S.  2000.  Plant diversity increases resistence to invasion in the absence of covarying extrinsic factors.  OIKOS 91:97-108.

Prairie Moon Nursery.  2015.  Catalog and Cultural Guide.  Winona, MN.

Smith, D. Williams, D. Houseal, G., and Henderson, K.  2010. The Tallgrass Prairie Center Guide to Prairie Restoration and Reconstruction in the Upper Midwest. Iowa City, Iowa: University of Iowa Press.

Soil Survey Division Staff.  1993. Soil survey manual.  Soil Conservation Service. U.S. Department of Agriculture  Handbook 18.

United States Department of Agriculture, Natural Resources Conservation Service. 2011. Conservation cover Iowa job sheet. Iowa Conservation Practice 327.

Williams D., Jackson L., and Smith D.   2007.  Effects of frequent mowing on survival and persistence of forbs seeded into a species-poor grassland.  Restoration Ecology 15:24-33.

Williams D.  2007.  The effects of varying seeding rates of prairie grasses and forbs on native plant establishment in a prairie reconstruction.  Final Report.  Iowa Department of Transportation.  Ames, Iowa.