§1State listing — Midwest
Illinois
a regional flora of 102 counties
- State code
- IL · FIPS 17
- Taxa recorded
- 3,775
- Counties
- 102
§2Counties
Drill down to a county
- Adams 170011,183 taxa Open ↗
- Alexander 170031,220 taxa Open ↗
- Bond 17005682 taxa Open ↗
- Boone 170071,163 taxa Open ↗
- Brown 17009836 taxa Open ↗
- Bureau 17011652 taxa Open ↗
- Calhoun 170131,017 taxa Open ↗
- Carroll 17015931 taxa Open ↗
- Cass 170171,389 taxa Open ↗
- Champaign 170191,420 taxa Open ↗
- Christian 17021946 taxa Open ↗
- Clark 17023957 taxa Open ↗
- Clay 17025713 taxa Open ↗
- Clinton 17027603 taxa Open ↗
- Coles 170291,258 taxa Open ↗
- Cook 170312,148 taxa Open ↗
- Crawford 170331,161 taxa Open ↗
- Cumberland 17035808 taxa Open ↗
- De Witt 17039716 taxa Open ↗
- DeKalb 170371,179 taxa Open ↗
- Douglas 17041857 taxa Open ↗
- DuPage 170431,571 taxa Open ↗
- Edgar 17045825 taxa Open ↗
- Edwards 17047671 taxa Open ↗
- Effingham 17049863 taxa Open ↗
- Fayette 170511,070 taxa Open ↗
- Ford 17053584 taxa Open ↗
- Franklin 17055798 taxa Open ↗
- Fulton 170571,135 taxa Open ↗
- Gallatin 17059985 taxa Open ↗
- Greene 170611,019 taxa Open ↗
- Grundy 170631,266 taxa Open ↗
- Hamilton 17065772 taxa Open ↗
- Hancock 170671,384 taxa Open ↗
- Hardin 170691,090 taxa Open ↗
- Henderson 170711,145 taxa Open ↗
- Henry 170731,061 taxa Open ↗
- Iroquois 170751,026 taxa Open ↗
- Jackson 170772,008 taxa Open ↗
- Jasper 17079667 taxa Open ↗
- Jefferson 17081821 taxa Open ↗
- Jersey 17083992 taxa Open ↗
- Jo Daviess 170851,171 taxa Open ↗
- Johnson 170871,381 taxa Open ↗
- Kane 170891,495 taxa Open ↗
- Kankakee 170911,479 taxa Open ↗
- Kendall 170931,169 taxa Open ↗
- Knox 170951,335 taxa Open ↗
- Lake 170972,028 taxa Open ↗
- LaSalle 170991,178 taxa Open ↗
- Lawrence 171011,088 taxa Open ↗
- Lee 171031,129 taxa Open ↗
- Livingston 171051,082 taxa Open ↗
- Logan 17107851 taxa Open ↗
- Macon 171151,147 taxa Open ↗
- Macoupin 171171,174 taxa Open ↗
- Madison 17119944 taxa Open ↗
- Marion 17121960 taxa Open ↗
- Marshall 17123746 taxa Open ↗
- Mason 171251,339 taxa Open ↗
- Massac 171271,219 taxa Open ↗
- McDonough 171091,179 taxa Open ↗
- McHenry 171111,403 taxa Open ↗
- McLean 17113873 taxa Open ↗
- Menard 171291,303 taxa Open ↗
- Mercer 17131642 taxa Open ↗
- Monroe 171331,023 taxa Open ↗
- Montgomery 17135752 taxa Open ↗
- Morgan 171371,059 taxa Open ↗
- Moultrie 17139729 taxa Open ↗
- Ogle 171411,218 taxa Open ↗
- Peoria 171431,569 taxa Open ↗
- Perry 171451,303 taxa Open ↗
- Piatt 171471,039 taxa Open ↗
- Pike 171491,047 taxa Open ↗
- Pope 171511,624 taxa Open ↗
- Pulaski 17153995 taxa Open ↗
- Putnam 17155693 taxa Open ↗
- Randolph 171571,257 taxa Open ↗
- Richland 171591,096 taxa Open ↗
- Rock Island 17161824 taxa Open ↗
- Saline 171651,021 taxa Open ↗
- Sangamon 171671,178 taxa Open ↗
- Schuyler 17169897 taxa Open ↗
- Scott 171711,463 taxa Open ↗
- Shelby 17173849 taxa Open ↗
- St. Clair 171631,648 taxa Open ↗
- Stark 17175834 taxa Open ↗
- Stephenson 17177804 taxa Open ↗
- Tazewell 171791,080 taxa Open ↗
- Union 171811,720 taxa Open ↗
- Vermilion 171831,190 taxa Open ↗
- Wabash 171851,303 taxa Open ↗
- Warren 17187988 taxa Open ↗
- Washington 17189844 taxa Open ↗
- Wayne 17191757 taxa Open ↗
- White 17193766 taxa Open ↗
- Whiteside 17195821 taxa Open ↗
- Will 171971,599 taxa Open ↗
- Williamson 171991,210 taxa Open ↗
- Winnebago 172011,535 taxa Open ↗
- Woodford 17203797 taxa Open ↗
§3Catalogue
All taxa recorded in Illinois
Filter
Showing 751–800 of 2,969 (native).
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Cornus canadensis L. Native COCA13bunchberry dogwood · Cornaceae 5 counties -
Cornus drummondii C.A. Mey. Native CODRroughleaf dogwood · Cornaceae 81 counties -
Cornus florida L. Native COFL2flowering dogwood · Cornaceae 58 counties -
Cornus foemina Mill. Native COFOstiff dogwood · Cornaceae 18 counties -
Cornus obliqua Raf. Native COOB9silky dogwood · Cornaceae 71 counties - Cornus racemosa Lam. Native CORA6gray dogwood · Cornaceae 88 counties
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Cornus rugosa Lam. Native CORUroundleaf dogwood · Cornaceae 11 counties -
Cornus sericea L. Native COSE16redosier dogwood · Cornaceae 41 counties - Cornus sericea L. ssp. sericea Native COSESredosier dogwood · Cornaceae 41 counties
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Corydalis aurea Willd. Native COAU2scrambled eggs · Fumariaceae 9 counties -
Corydalis curvisiliqua Engelm. Native COCU2curvepod fumewort · Fumariaceae 15 counties - Corydalis curvisiliqua Engelm. ssp. grandibracteata (Fedde) G.B. Ownbey Native COCUG2curvepod fumewort · Fumariaceae 1 county
- Corydalis curvisiliqua Engelm. ssp. occidentalis (Engelm. ex A. Gray) W.A. Weber Native COCUOcurvepod fumewort · Fumariaceae 15 counties
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Corydalis flavula (Raf.) DC. Native COFL3yellow fumewort · Fumariaceae 43 counties -
Corydalis micrantha (Engelm. ex A. Gray) A. Gray Native COMI2smallflower fumewort · Fumariaceae 36 counties - Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. australis (Chapm.) G.B. Ownbey Native COMIA2smallflower fumewort · Fumariaceae 4 counties
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Corydalis sempervirens (L.) Pers. Native COSE5rock harlequin · Fumariaceae 6 counties -
Corylus americana Walter Native COAM3American hazelnut · Betulaceae 102 counties -
Corylus cornuta Marshall Native COCO6beaked hazelnut · Betulaceae 1 county - Corylus cornuta Marshall var. cornuta Native COCOC2beaked hazelnut · Betulaceae 1 county
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Crataegus calpodendron (Ehrh.) Medik. Native CRCApear hawthorn · Rosaceae 32 counties -
Crataegus chrysocarpa Ashe Native CRCHfireberry hawthorn · Rosaceae 1 county - Crataegus chrysocarpa Ashe var. chrysocarpa Native CRCHC2red haw · Rosaceae 1 county
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Crataegus coccinioides Ashe Native CRCO2Kansas hawthorn · Rosaceae 3 counties -
Crataegus corusca Sarg. Native CRCO27shiningbranch hawthorn · Rosaceae 1 county -
Crataegus crus-galli L. Native CRCR2cockspur hawthorn · Rosaceae 73 counties -
Crataegus disperma Ashe Native CRDI4spreading hawthorn · Rosaceae 4 counties - Crataegus engelmannii Sarg. Native CRENEngelmann's hawthorn · Rosaceae 7 counties
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Crataegus holmesiana Ashe Native CRHO5Holmes' hawthorn · Rosaceae 12 counties -
Crataegus intricata Lange Native CRIN3Copenhagen hawthorn · Rosaceae 3 counties -
Crataegus lucorum Sarg. Native CRLUgrove hawthorn · Rosaceae 4 counties -
Crataegus macrosperma Ashe Native CRMA3bigfruit hawthorn · Rosaceae 6 counties -
Crataegus margarettiae Ashe Native CRMA4Margarett's hawthorn · Rosaceae 16 counties -
Crataegus marshallii Eggl. Native CRMA5parsley hawthorn · Rosaceae 1 county -
Crataegus mollis Scheele Native CRMO2downy hawthorn · Rosaceae 80 counties - Crataegus nitida (Engelm.) Sarg. Native CRNIglossy hawthorn · Rosaceae 3 counties
- Crataegus pedicellata Sarg. Native CRPEscarlet hawthorn · Rosaceae 3 counties
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Crataegus phaenopyrum (L. f.) Medik. Native CRPHWashington hawthorn · Rosaceae 8 counties - Crataegus pringlei Sarg. Native CRPRPringle's hawthorn · Rosaceae 1 county
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Crataegus pruinosa (Wendl. f.) K. Koch Native CRPR2waxyfruit hawthorn · Rosaceae 28 counties -
Crataegus punctata Jacq. Native CRPUdotted hawthorn · Rosaceae 35 counties -
Crataegus schuettei Ashe Native CRSC4Schuette's hawthorn · Rosaceae 1 county -
Crataegus succulenta Schrad. ex Link Native CRSU5fleshy hawthorn · Rosaceae 18 counties -
Crataegus viridis L. Native CRVI2green hawthorn · Rosaceae 24 counties - Crataegus viridis L. var. viridis Native CRVIV2green hawthorn · Rosaceae 24 counties
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Crotalaria sagittalis L. Native CRSA4arrowhead rattlebox · Fabaceae 55 counties -
Croton capitatus Michx. Native CRCA6hogwort · Euphorbiaceae 52 counties - Croton capitatus Michx. var. capitatus Native CRCAC2hogwort · Euphorbiaceae 52 counties
- Croton capitatus Michx. var. lindheimeri (Engelm. & A. Gray) Müll. Arg. Native CRCAL2Lindheimer's hogwort · Euphorbiaceae 1 county
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Croton glandulosus L. var. septentrionalis Müll. Arg. Native CRGLSvente conmigo · Euphorbiaceae 62 counties