Illinois Natural Divisions - Scientific Names

​Key to Symbols: * = Illinois endangered

** = Illinois endangered

American badger Taxidea taxus
American beaver Castor canadensis
American mink Neovison vison
bobcat Felis rufus
coyote Canis latrans
eastern chipmunk Tamias striatus
eastern fox squirrel Sciurus niger
eastern woodrat* Neotoma floridana
Franklin's ground squirrel Spermophilus franklinii
golden mouse Ochrotomys nuttalli
gray fox Urocyon cinereoargenteus
Indiana bat** Myotis sodalis
masked shrew Sorex cinereus
meadow jumping mouse Zapus hudsonius
meadow vole Microtus pennsylvanicus
muskrat Ondatra zibethicus
North American river otter Lontra canadensis
plains pocket gopher Geomys bursarius
pygmy shrew Sorex hoyi
raccoon Procyon lotor
red fox Vulpes vulpes
rice rat Oryzomys palustris
southeastern bat* Myotis austroriparius
swamp rabbit Sylvilagus aquaticus
thirteen-lined ground squirrel Spermophilus tridecemlineatus
white-tailed deer Odocoileus virginianus
woodchuck Marmota monax

​Acadian flycatcher Empidonax virescens
American redstart Setophaga ruticilla
American woodcock Scolopax minor
bald eagle Haliaeetus leucocephalus
barred owl Strix varia
black tern* Chlidonias niger
black vulture Coragyps atratus
canvasback Aythya valisineria
cliff swallow Petrochelidon pyrrhonota
common tern* Sterna hirundo
common yellowthroat Geothlypis trichas
dickcissel Spiza americana
double-crested cormorant Phalacrocorax auritus
dunlin Calidris alpina
golden-winged warbler Vermivora chrysoptera
grasshopper sparrow Ammodramus savannarum
great blue heron Ardea herodias
great crested flycatcher Myiarchus crinitus
great egret Ardea alba
great horned owl Bubo virginianus
greater yellowlegs Tringa melanoleuca
Henslow's sparrow* Ammodramus henslowii
hooded warbler Wilsonia citrina
Kentucky warbler Geothlypis formosa
lark sparrow Chondestes grammacus
least bittern Ixobrychus exilis
little blue heron* Egretta caerulea
long-tailed duck Clangula hyemalis
Mississippi kite* Ictinia mississippiensis
Nashville warbler Leiothlypis ruficapilla
northern harrier* Circus cyaneus
osprey* Pandion haliaetus
ovenbird Seiurus aurocapillus
pied-billed grebe Podilymbus podiceps
pileated woodpecker Dryocopus pileatus
red-bellied woodpecker Melanerpes carolinus
red-headed woodpecker Melanerpes erythrocephalus
red-shouldered hawk Buteo lineatus
red-tailed hawk Buteo jamaicensis
redhead Aythya americana
sandhill crane Grus canadensis
scarlet tanager Piranga olivacea
sedge wren Cistothorous platensis
short-eared owl* Asio flammeus
snowy egret* Egretta thula
sora Porzana carolina
summer tanager Piranga rubra
turkey vulture Cathartes aura
upland sandpiper* Bartramia longicauda
veery Catharus fuscescens
Virginia rail Rallus limicola
western meadowlark Sturnella neglecta
white-breasted nuthatch Sitta carolinensis
wild turkey Meleagris gallopavo
wood duck Aix sponsa
wood thrush Hylocichla mustelina
worm-eating warbler Helmitheros vermivorus
yellow-headed blackbird* Xanthocephalus xanthocephalus

​alligator snapping turtle* Macroclemys temminckii
bird-voiced treefrog Hyla avivoca
Blanding's turtle Emydoidea blandingii
blue-spotted salamander Ambystoma laterale
broad-banded water snake* Nerodia fasciata
broadhead skink Eumeces laticeps
bullfrog Rana catesbeiana
bullsnake Pituophis melanoleucus sayi
cave salamander Eurycea lucifuga
central newt Notophthalmus viridescens
coachwhip snake* Masticophis flagellum
crawfish frog Rana areolata
diamondback water snake Nerodia rhombifer
dusky salamander* Desmognathus fuscus
eastern copperhead Agkistrodon contortrix
eastern hognose snake Heterodon platirhinos
eastern massasauga rattlesnake* Sistrurus catenatus
eastern narrowmouth toad Gastrophryne carolinensis
eastern ribbon snake* Thamnophis sauritus
five-lined skink Eumeces fasciatus
flathead snake Tantilla gracilis
Fowler's toad Bufo woodhousii fowleri
great plains rat snake Elaphe guttata emoryi
green frog Rana clamitans
green treefrog Hyla cinerea
ground skink Scincella lateralis
Illinois chorus frog Pseudacris streckeri
Illinois mud turtle* Kinosternon flavescens
Kirtland's snake Clonophis kirtlandi
lined snake Tropidoclonion lineatum
longtail salamander Eurycea longicauda
marbled salamander Ambystoma opacum
Mississippi green water snake Nerodia cyclopion
mole salamander Ambystoma talpoideum

northern cottonmouth (Agkistrodon piscivorus)
northern fence lizard Sceloporus undulatus
ornate box turtle Terrapene ornata
pickerel frog Rana palustris
prairie kingsnake Lampropeltis calligaster
racer Coluber constrictor
red milk snake Lampropeltis triangulum
redback salamander Plethodon cinereus
river cooter* Pseudemys concinna
six-lined racerunner Cnemidophorus sexlineatus
slimy salamander Plethodon glutinosus
smooth green snake Opheodrys vernalis
smooth softshell turtle Apalone mutica
southern leopard frog Rana sphenocephala
spotted turtle* Clemmys guttata
spring peeper Pseudacris crucifer
tiger salamander Ambystoma tigrinum
timber rattlesnake Crotalus horridus
western fox snake Elaphe vulpina
western hognose snake Heterodon nasicus
western mud snake Farancia abacura
wood frog Rana sylvatica

woodland box turtle Terrapene carolina
worm snake Carphophis amoenus

More information coming soon.

More information coming soon.

More information coming soon.

• American basswood Tilia americana
• bald cypress Taxodium distichum
beech Fagus grandifolia
• big bluestem Andropogon gererdii
• birds-eye primrose* Primula mistassinica
• black ash Fraxinus nigra
• black hickory Carya texana
• black oak Quercus velutina
• black spleenwort* Asplenium resiliens
black walnut Juglans nigra
• black willow Salix nigra
• blackjack oak Quercus marilandica
• blackspotted topminnow Fundulus olivaceus
• blacktail shiner Cyprinella venusta
• blazing star Liatris spp.
• bloodleaf* Iresine rhizomatosa
• blue iris Iris shrevei
• blue jasmine* Clematis crispa
• blueberry Vaccinium spp.
• bluebreast darter* Etheostoma camurum
• Bradley's spleenwort* Asplenium bradleyi
bunchberry* Cornus canadensis
• bunchflower Melanthium virginicum
• bur oak Quercus macrocarpa
• buttonbush Cephalanthus occidentalis
• Canada yew Taxus canadensis
• Carolina silverbell* Halesia carolina
• cattail Typha spp.
• celandine poppy Stylophorum diphyllum
• cherrybark oak Quercus falcata var. pagodaefolia
• chinkapin oak Quercus muehlenbergii
• Christmas fern Polystichum acrostichoides
• cinnamon fern Osmunda cinnamomea
• cliff goldenrod Solidago sciaphila
• climbing milkweed Matelea obliqua
• club mosses Lycopodium spp.
compass plant Silphium laciniatum
• coneflowers Rudbeckia spp.
• cordgrass Spartina pectinata
• cottonwood Populus deltoides
• creeping loosestrife* Lysimachia radicans
• cucumber magnolia Magnolia acuminata
• Culver's root Veronicastrum virginicum
• cynosciadium* Cynosciadium digitatum
• cypress minnow* Hybognathus hayi
• decurrent false aster Boltonia decurrens
downy sunflower Helianthus mollis
eastern sand darter Ammocrypta pellucidum
• eryngium stem borer moth* Papaipema eryngii
• false heather* Hudsonia tomentosa
• fanshell mussel** Cyprogenia stegaria
• farkleberry Vaccinium arboreum
• fat pocketbook mussel** Potamilus capax
• filmy fern* Trichomanes boschianum
• flathead chub* Platygobio gracilis
• Forbes' saxifrage Saxifraga forbesii
• French's shooting star Dodecatheon frenchii
• goldenrods Solidago spp.
• gray dogwood Cornus racemosa
• gray treefrog Hyla versicolor
• great angelica Angelica atropurpurea
   
• greater redhorse* Moxostoma valenciennesi
• green ash Fraxinus pennsylvanica
greenside darter Etheostoma blennioides
• ground pine* Lycopodium dendroideum
• halbred-leaved tearthumb* Polygonum arifolium
• harlequin darter* Etheostoma histrio
• hickories Carya spp.
• Higgins' eye mussel** Lampsilis higginsii
• Hine's emerald dragonfly** Somatochlora hineana
• honey locust Gleditsia triacanthos
• hop hornbeam Ostrya virginiana
• ill-scented trillium* Trillium erectum
Illinois wood sorrel* Oxalis illinoensis
• Indian grass Sorghastrum nutans
• Iowa amphipod* Stygobromus iowae
• Iowa Pleistocene snail** Discus macclintocki
• jeweled shooting star Dodecatheon amethystinum
• lady fern Athyrium filix-femina
• lake chub Couesius plumbeus
• lake sturgeon* Acipenser fulvescens
• large cranberry* Vaccinium macrocarpon
• large sedge* Carex gigantea
• leadplant Amorpha canescens
• least brook lamprey Lampetra aepyptera
• leatherleaf Chamaedaphne calyculata
• little bluestem Schizachyrium scoparium
• little spectaclecase mussel* Villosa lienosa
• lowbush blueberry Vaccinium vacillans
• manna grass* Glyceria arkansana
• marginal fern Dryopteris marginalis
• marsh fern Thelypteris palustris
mock bishop's weed* Ptilimnium nuttallii
• mockernut hickory Carya tomentosa
• moschatel* Adoxa moschatellinac
• mottled sculpin Cottus bairdi
• mountain clematis* Clematis occidentalis
• narrow-leaved green milkweed* Asclepias stenophylla
• netted chain fern Woodwardia areolata
• nettle Urtica chamaedryoides
• New England aster Aster novae-angliae
• New Jersey tea Ceanothus americanus
• ninespine stickleback Pungitius pungitius
• northern madtom* Noturus stigmosus
• northern paper birch Betula papyrifera
• Nuttall's oak* Quercus nuttallii
• oak fern* Gymnocarpium dryopteris
• Ohio buckeye Aesculus glabra
• orange-foot pimpleback mussel** Plethobasus cooperianus
overcup oak Quercus lyrata
• oxbow crayfish* Orconectes lancifer
• Ozark minnow Notropis nubilus
• Packard's cave amphipod* Crangonyx packardi
• pallid sturgeon** Scaphirhynchus albus
• panic grass Panicum spp.
• Patterson's bindweed* Stylisma pickeringii
• pecan Carya illinoensis
• pickerelweed Pontederia cordata
pin oak Quercus palustris
• pink milkwort* Polygala incarnata
• pitcher-plant* Sarracenia purpurea
• plains minnow Hybognathus placitus
• porcupine grass Stipa spartea
• post oak Quercus stellata
• prairie dock Silphium terebinthinaceum
• prairie dropseed Sporobolus heterolepis
• prairie rose gentian* Sabatia campestris
• prairie trout-lily Erythronium mesochoreum
• prairie violet Viola pedatifida
• prickly pear cactus Opuntia compressa
• pugnose shiner* Notropis anogenus
• pumpkin ash Fraxinus tomentosa
• purple prairie clover Petalostemum purpureum
• queen-of-the-prairie * Filipendula rubra
• rattlesnake master Eryngium yuccifolium
• red buckeye Aesculus discolor
• red iris Iris fulva
• red oak Quercus rubra
   
• redbud Cercis canadensis
• regal fritillary Speyeria idalia
• river birch Betula nigra
• river bulrush Scirpus spp.
• river chub* Nocomis micropogon
• river redhorse Moxostoma carinatum
• rock chestnut oak Quercus montana
• round hickorynut mussel* Obovaria subrotunda
• round-leaved sundew* Drosera rotundifolia
• round-lobed hepatica Hepatica nobilis
• royal fern Osmunda regalis
• rusty woodsia* Woodsia ilvensis
• sand primrose Oenothera rhombipetala
sedges Carex spp.
• shagbark hickory Carya ovata
• shingle oak Quercus imbricaria
• shooting star Dodecatheon meadia
• shortleaf pine* Pinus echinata
• Shumard oak Quercus shumardii
• sideoats grama Bouteloua curtipendula
• silver maple Acer saccharinum
• silvery bladderpod* Lesquerella ludoviciana
• skunk cabbage Symplocarpus foetidus
• slippery elm Ulmus rubra
• small burhead* Echinodorus tenellus
snuffbox mussel* Epioblasma triquetra
• sourgum Nyssa sylvatica
• southern grape fern Botrychium biternatum
• spectaclecase mussel* Cumberlandia monodonta
• sphagnum Sphagnum spp.
• spottail darter Etheostoma squamiceps
• spring cavefish Forbesichthys agassizi
• storax Styrax americana
• striped scorpion Centruroides vittatus
• stripetail darter Etheostoma kennicotti
• sturgeon chub* Macrhybopsis gelida
• sugar maple Acer saccharum
• sugarberry Celtis laevigata
• swamp chestnut oak Quercus michauxii
• swamp cottonwood Populus heterophylla
• swamp privet Forestiera acuminata
• swamp white oak Quercus bicolor
• sweet gum Liquidambar styraciflua
• sycamore Platanus occidentalis
• tamarack Larix laricina
tulip tree Liriodendron tulipifera
• umbrella sedge Cyperus grayioides
violet collinsia* Collinsia violacea
• water elm Planera aquatica
• water locust Gleditsia aquatica
• water willow* Justicia ovata
• wavy-rayed lampmussel* Lampsilis fasciola
white ash Fraxinus americana
• white melanthera* Melanthera nivea
• white oak Quercus alba
• white pine Pinus strobus
• wild azalea Rhododendron spp.
• wild bergamot Monarda fistulosa
• wild black cherry Prunus serotina
• wild mock orange Philadelphus pubescens
• Willdenow's sedge Carex willdenowii
• willows Salix spp.
• Wolf's bluegrass* Poa wolfii
yellow coneflower Ratibida pinnata
• yellow star grass Hypoxis hirsuta