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References for Illinois' Natural Divisions Poster

Herkert, J., ed. 1991. Endangered and threatened species of Illinois: Status and distribution. Volume 1: Plants. Illinois Endangered Species Protection Board, Springfield, Illinois. 158 pp.

Herkert, J., ed. 1992. Endangered and threatened species of Illinois: Status and distribution. Volume 2: Animals. Illinois Endangered Species Protection Board, Springfield, Illinois. 142 pp.

Illinois Department of Natural Resources. 1994. Biodiversity in Illinois. Illinois Department of Natural Resources, Champaign, Illinois.

Illinois Department of Natural Resources and the Nature of Illinois Foundation. 1994. The changing Illinois environment: Critical trends. Summary report of the critical trends assessment project. Illinois Department of Natural Resources, Springfield, Illinois. 89 pp.

Illinois Endangered Species Protection Board. 1999. Checklist of endangered and threatened animals and plants of Illinois. Illinois Department of Natural Resources, Springfield, Illinois. 20 pp.

McFall, D. and J. Karnes, eds. 1995. A directory of Illinois nature preserves, volume 2. Illinois Department of Natural Resources, Springfield, Illinois. 327 pp.

Mohlenbrock, R. 1975. Guide to the vascular flora of Illinois. Southern Illinois University Press, Carbondale, Illinois. 494 pp.

Mohlenbrock, R. H. 1996. Forest trees of Illinois. Illinois Department of Natural Resources, Springfield, Illinois. 331 pp.

Murphy, M. K. and J. W. Mellen. 1997. Illinois wildlife and nature viewing guide. Illinois Department of Natural Resources, Springfield, Illinois. 142 pp.

Peterson, R. and M. McKenny. 1968. A field guide to wildflowers of northeastern and north-central North America. Houghton Mifflin Company, Boston and New York. 420 pp.

Rios, B., Barnstable, D., Goodwin, J. and Schneider, N. 1999. Life on the edge. The Illinois Steward. 8(2):11-18.

Robertson, K. 2000. The tallgrass prairie in Illinois. Internet site.

Schwegman, J. 1997. Illinois' natural divisions. The Illinois Steward, Urbana, Illinois. 12 pp.

Sullivan, J. 1997. An atlas of biodiversity. Chicago Wilderness, Chicago, Illinois. 64 pp.

Suloway, L., Joselyn, M. and P. Brown. 1996. Critical trends assessment project phase II: Inventory of resource rich areas in Illinois. An evaluation of ecological resources. Illinois Department of Natural Resources, Springfield, Illinois. 167 pp.

World Wildlife Fund. 1994. Windows on the wild. World Wildlife Fund, Washington, D.C. 67 pp. plus supplements.