Illinois County Distribution

Federally Endangered, Threatened, Proposed, and Candidate Species

If you have questions about this list, please contact our Illinois Field Office at:
U.S. Fish and Wildlife Service, 1511 47th Avenue, Moline, Illinois 61265
Phone: (309) 757-5800

PDF Version

List Revised September 2007

County	Common Name	Scientific Name	Status	Habitat
Adams	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Alexander	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
	Least tern	Sterna antillarum	Endangered	Bare alluvial and dredged spoil islands
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Pallid sturgeon	Scaphirhynchus albus	Endangered	Large rivers
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Bond	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Boone	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Brown	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Bureau	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
Calhoun	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Spectaclecase mussel	Cumberlandia monodonta	Candidate
Carroll	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Higgins eye pearlymussel	Lampsilis higginsii	Endangered	Mississippi River; Rock River to Steel Dam
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Cass	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
Champaign	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Christian	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Clark	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Clay	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Clinton	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Lakeside daisy	Hymenoxys herbacea	Threatened	Dry rocky prairies
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Eastern massasauga	Sistrurus c. catenatus	Candidate
Coles	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Cook	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Mead's milkweed	Asclepias meadii	Threatened	Virgin prairies
	Leafy-prairie clover	Dalea foliosa	Endangered	Prairie remnants on thin soil over limestone
	Hine's emerald dragonfly	Somatochlora hineana	Endangered	Spring fed wetlands, wet meadows and marshes
	Eastern massasauga	Sistrurus c. catenatus	Candidate
	Piping plover	Charadrius melodus	Endangered	Lakeshore beaches
Crawford	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Cumberland	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
DeKalb	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
DeWitt	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Douglas	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Dupage	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Mead's milkweed	Asclepias meadii	Threatened	Virgin prairies
	Leafy-prairie clover	Dalea foliosa	Endangered	Prairie remnants on thin soil over limestone
	Hine's emerald dragonfly	Somatochlora hineana	Endangered	Spring fed wetlands, wet meadows and marshes
	Eastern massasauga	Sistrurus c. catenatus	Candidate
Edgar	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Edwards	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Effingham	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Fayette	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Eastern massasauga	Sistrurus c. catenatus	Candidate
Ford	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Mead's milkweed	Asclepias meadii	Threatened	Virgin prairies
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Franklin	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Fulton	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened	Disturbed alluvial soils
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Gallatin	Indiana bat	Myotis sodalis	Endangered
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Fat pocketbook mussel	Potamilus capax	Endangered	Mississippi, Wabash, Little Wabash, Ohio Rivers
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Greene	Indiana bat	Myotis sodalis	Endangered
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Spectaclecase mussel	Cumberlandia monodonta	Candidate
Grundy	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Hamilton	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Hancock	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Hardin	Indiana bat	Myotis sodalis	Endangered
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
Henderson	Indiana bat	Myotis sodalis	Endangered
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Higgins eye pearlymussel	Lampsilis higginsii	Endangered	Mississippi River; Rock River to Steel Dam
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Henry	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Iroquois	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Jackson	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
	Least tern	Sterna antillarum	Endangered	Bare alluvial and dredged spoil islands
	Pallid sturgeon	Scaphirhynchus albus	Endangered	Large rivers
Jasper	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Jefferson	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Jersey	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
Jo Daviess	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Iowa Pleistocene snail	Discus macclintoki	Endangered	North-facing algific talus slopes of the driftless area
	Higgins eye pearlymussel	Lampsilis higginsii	Endangered	Mississippi River; Rock River to Steel Dam
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Johnson	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
Kane	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Kankakee	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Kendall	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Knox	Indiana bat	Myotis sodalis	Endangered
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Eastern massasauga	Sistrurus c. catenatus	Candidate
Lake	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Karner blue butterfly	Lycaeides melissa samuelis	Endangered	Pine barrens and oak savannas on sandy soils and containing wild lupines (Lupinus perennis), the only known food plant of the larvae
	Pitcher's thistle	Cirsium pitcheri	Threatened	Lakeshore dunes
	Eastern massasauga	Sistrurus c. catenatus	Candidate
	Piping plover	Charadrius melodus	Endangered	Lakeshore beaches
La Salle	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Lawrence	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Fat pocketbook mussel	Potamilus capax	Endangered	Mississippi, Wabash, Little Wabash, Ohio Rivers
Lee	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Livingston	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Logan	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Macon	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Macoupin	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); Small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Madison	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
	Pallid sturgeon	Scaphirhynchus albus	Endangered	Large rivers
Marion	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Marshall	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
Mason	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Massac	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Least tern	Sterna antillarum	Endangered	Bare alluvial and dredged spoil islands
	Fat pocketbook mussel	Potamilus capax	Endangered	Mississippi, Wabash, Little Wabash, Ohio Rivers
	Pink mucket pearlymussel	Lampsilis orbiculata	Endangered	Ohio River
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
McDonough	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
McHenry	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
McLean	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Menard	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Mercer	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Higgins eye pearlymussel	Lampsilis higginsii	Endangered	Mississippi River; Rock River to Steel Dam
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Monroe	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Pallid sturgeon	Scaphirhynchus albus	Endangered	Large rivers
	Illinois cave amphipod	Gammarus acherondytes	Endangered	Cave streams in Illinois sinkhole plain
Montgomery	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Morgan	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened	Disturbed alluvial soils
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Moultrie	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Ogle	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Peoria	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened	Disturbed alluvial soils
Perry	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
Piatt	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Eastern massasauga	Sistrurus c. catenatus	Candidate
Pike	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened	Disturbed alluvial soils
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
	Spectaclecase mussel	Cumberlandia monodonta	Candidate	Rivers
Pope	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Least tern	Sterna antillarum	Endangered	Bare alluvial and dredged spoil islands
	Fat pocketbook mussel	Potamilus capax	Endangered	Mississippi, Wabash, Little Wabash, Ohio Rivers
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
Pulaski	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Gray bat	Myotis grisescens	Endangered	Caves and mines; rivers & reservoirs adjacent to forests
	Price's potato bean	Apios priceana	Threatened
	Orange-footed pimpleback pearlymussel	Plethobasus cooperianus	Endangered	Ohio River below confluence with Cumberland River
	Sheepnose mussel	Plethobasus cyphyus	Candidate	Rivers
Putnam	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); small stream corridors with well developed riparian woods; upland forests (foraging)
	Eastern prairie fringed orchid	Platanthera leucophaea	Threatened	Mesic to wet prairies
	Prairie bush clover	Lespedeza leptostachya	Threatened	Dry to mesic prairies with gravelly soil
	Decurrent false aster	Boltonia decurrens	Threatened	Disturbed alluvial soils
Randolph	Indiana bat	Myotis sodalis	Endangered	Caves, mines (hibernacula); <

Species Information

Featured Species

Endangered Species Act

Contacts

Illinois County Distribution

Federally Endangered, Threatened, Proposed, and Candidate Species

Adams

Alexander

Bond

Boone

Brown

Bureau

Calhoun

Carroll

Cass

Champaign

Christian

Clark

Clay

Clinton

Coles

Cook

Crawford

Cumberland

DeKalb

DeWitt

Douglas

Dupage

Edgar

Edwards

Effingham

Fayette

Ford

Franklin

Fulton

Gallatin

Greene

Grundy

Hamilton

Hancock

Hardin

Henderson

Henry

Iroquois

Jackson

Jasper

Jefferson

Jersey

Jo Daviess

Johnson

Kane

Kankakee

Kendall

Knox

Lake

La Salle

Lawrence

Lee

Livingston

Logan

Macon

Macoupin

Madison

Marion

Marshall

Mason

Massac

McDonough

McHenry

McLean

Menard

Mercer

Monroe

Montgomery

Morgan

Moultrie

Ogle

Peoria

Perry

Piatt