The Boone County Conservation District owns and manages two Illinois Nature Preserves in cooperation with the Illinois Nature Preserves Commission. They are located at Flora Prairie and within the boundary of Kinnikinnick Creek Conservation Area.
https://www.dnr.illinois.gov/INPC/Pages/default.aspx
https://www.dnr.illinois.gov/INPC/Pages/Area1BooneFloraPrairie.aspx
https://www.dnr.illinois.gov/INPC/Pages/Area1BooneKinnikinnickCreek.aspx