Grand Prairie Friends of Illinois - Nonprofit organization composed of people from many walks of life who share a commitment to preserving and restoring tallgrass prairie in East-Central Illinois. Includes resources and information on reconstruction projects.
Prairies in the Prairie State - Includes an introduction to the state's plant ecosystem, physical environment, plants and animals, human interactions, historical and scientific records, along with activities and resources. Presented by: the Openlands Project and the Illinois State Museum.
Prairies of Illinois - Find out the why Illinois is known as the Prairie State. Includes details on history, ecology, and photo galleries of select prairies, and bibliography.
Save the Prairie Society - Sponsors tours and activities as an educational service, land acquisition, volunteer land management to protect prairie.
The Tallgrass Prairie in Illinois - Introduction to different kinds of tallgrass prairies in the state, describing their history, animals and plants. Includes many photos of prairie plants.