§1State listing — Midwest
Ohio
a regional flora of 88 counties
- State code
- OH · FIPS 39
- Taxa recorded
- 3,424
- Counties
- 88
§2Counties
Drill down to a county
- Adams 390011,331 taxa Open ↗
- Allen 390031,038 taxa Open ↗
- Ashland 39005998 taxa Open ↗
- Ashtabula 390071,437 taxa Open ↗
- Athens 390091,149 taxa Open ↗
- Auglaize 39011958 taxa Open ↗
- Belmont 39013945 taxa Open ↗
- Brown 39015629 taxa Open ↗
- Butler 39017850 taxa Open ↗
- Carroll 39019933 taxa Open ↗
- Champaign 39021945 taxa Open ↗
- Clark 39023786 taxa Open ↗
- Clermont 39025811 taxa Open ↗
- Clinton 39027922 taxa Open ↗
- Columbiana 390291,079 taxa Open ↗
- Coshocton 390311,067 taxa Open ↗
- Crawford 39033679 taxa Open ↗
- Cuyahoga 390351,473 taxa Open ↗
- Darke 39037609 taxa Open ↗
- Defiance 39039650 taxa Open ↗
- Delaware 39041726 taxa Open ↗
- Erie 390431,503 taxa Open ↗
- Fairfield 390451,278 taxa Open ↗
- Fayette 39047472 taxa Open ↗
- Franklin 390491,569 taxa Open ↗
- Fulton 39051652 taxa Open ↗
- Gallia 39053969 taxa Open ↗
- Geauga 390551,254 taxa Open ↗
- Greene 39057721 taxa Open ↗
- Guernsey 39059738 taxa Open ↗
- Hamilton 390611,166 taxa Open ↗
- Hancock 39063919 taxa Open ↗
- Hardin 39065445 taxa Open ↗
- Harrison 39067817 taxa Open ↗
- Henry 39069607 taxa Open ↗
- Highland 390711,300 taxa Open ↗
- Hocking 390731,125 taxa Open ↗
- Holmes 390751,041 taxa Open ↗
- Huron 39077910 taxa Open ↗
- Jackson 390791,550 taxa Open ↗
- Jefferson 390811,091 taxa Open ↗
- Knox 390831,050 taxa Open ↗
- Lake 390851,557 taxa Open ↗
- Lawrence 390871,094 taxa Open ↗
- Licking 390891,127 taxa Open ↗
- Logan 39091634 taxa Open ↗
- Lorain 390931,403 taxa Open ↗
- Lucas 390951,257 taxa Open ↗
- Madison 39097673 taxa Open ↗
- Mahoning 39099944 taxa Open ↗
- Marion 39101554 taxa Open ↗
- Medina 39103935 taxa Open ↗
- Meigs 39105945 taxa Open ↗
- Mercer 39107434 taxa Open ↗
- Miami 39109595 taxa Open ↗
- Monroe 39111735 taxa Open ↗
- Montgomery 39113748 taxa Open ↗
- Morgan 39115782 taxa Open ↗
- Morrow 39117607 taxa Open ↗
- Muskingum 39119822 taxa Open ↗
- Noble 39121610 taxa Open ↗
- Ottawa 391231,040 taxa Open ↗
- Paulding 39125416 taxa Open ↗
- Perry 39127894 taxa Open ↗
- Pickaway 39129954 taxa Open ↗
- Pike 39131986 taxa Open ↗
- Portage 391331,497 taxa Open ↗
- Preble 39135488 taxa Open ↗
- Putnam 39137405 taxa Open ↗
- Richland 39139874 taxa Open ↗
- Ross 391411,333 taxa Open ↗
- Sandusky 39143754 taxa Open ↗
- Scioto 391451,176 taxa Open ↗
- Seneca 39147576 taxa Open ↗
- Shelby 39149458 taxa Open ↗
- Stark 391511,272 taxa Open ↗
- Summit 391531,431 taxa Open ↗
- Trumbull 391551,134 taxa Open ↗
- Tuscarawas 39157996 taxa Open ↗
- Union 39159641 taxa Open ↗
- Van Wert 39161485 taxa Open ↗
- Vinton 391631,039 taxa Open ↗
- Warren 39165603 taxa Open ↗
- Washington 39167954 taxa Open ↗
- Wayne 391691,689 taxa Open ↗
- Williams 39171692 taxa Open ↗
- Wood 391731,105 taxa Open ↗
- Wyandot 39175663 taxa Open ↗
§3Catalogue
All taxa recorded in Ohio
Filter
Showing 1,451–1,500 of 3,424.
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Helenium flexuosum Raf. Native HEFLpurplehead sneezeweed · Asteraceae 27 counties -
Helianthemum bicknellii Fernald Native HEBI2hoary frostweed · Cistaceae 12 counties -
Helianthemum canadense (L.) Michx. Native HECA3longbranch frostweed · Cistaceae 11 counties -
Helianthus angustifolius L. Native HEAN2swamp sunflower · Asteraceae 1 county -
Helianthus annuus L. Native HEAN3common sunflower · Asteraceae 28 counties -
Helianthus decapetalus L. Native HEDEthinleaf sunflower · Asteraceae 56 counties -
Helianthus divaricatus L. Native HEDI2woodland sunflower · Asteraceae 54 counties -
Helianthus giganteus L. Native HEGIgiant sunflower · Asteraceae 40 counties -
Helianthus grosseserratus M. Martens Native HEGR4sawtooth sunflower · Asteraceae 39 counties -
Helianthus hirsutus Raf. Native HEHI2hairy sunflower · Asteraceae 50 counties -
Helianthus maximiliani Schrad. Native HEMA2Maximilian sunflower · Asteraceae 20 counties -
Helianthus microcephalus Torr. & A. Gray Native HEMI3small woodland sunflower · Asteraceae 52 counties -
Helianthus mollis Lam. Native HEMO2ashy sunflower · Asteraceae 7 counties -
Helianthus occidentalis Riddell Native HEOC2fewleaf sunflower · Asteraceae 9 counties - Helianthus occidentalis Riddell ssp. occidentalis Native HEOCOfewleaf sunflower · Asteraceae 9 counties
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Helianthus petiolaris Nutt. Native HEPEprairie sunflower · Asteraceae 10 counties - Helianthus petiolaris Nutt. ssp. petiolaris Native HEPEPprairie sunflower · Asteraceae 10 counties
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Helianthus strumosus L. Native HESTpaleleaf woodland sunflower · Asteraceae 37 counties - Helianthus tuberosus L. Native HETUJerusalem artichoke · Asteraceae 70 counties
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Heliopsis helianthoides (L.) Sweet Native HEHE5smooth oxeye · Asteraceae 75 counties - Heliopsis helianthoides (L.) Sweet var. helianthoides Native HEHEHsmooth oxeye · Asteraceae 74 counties
- Heliopsis helianthoides (L.) Sweet var. occidentalis (T.R. Fisher) Steyerm. Native HEHEOsmooth oxeye · Asteraceae 2 counties
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Heliotropium europaeum L. Introduced HEEUEuropean heliotrope · Boraginaceae 3 counties -
Heliotropium indicum L. Introduced HEINIndian heliotrope · Boraginaceae 2 counties -
Helleborus viridis L. Introduced HEVIgreen hellebore · Ranunculaceae 12 counties -
Hemerocallis fulva (L.) L. Introduced HEFUorange daylily · Liliaceae 2 counties - Hemerocallis lilioasphodelus L. Introduced HELI4yellow daylily · Liliaceae 1 county
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Hepatica nobilis Schreb. Native HENO2hepatica · Ranunculaceae 74 counties - Hepatica nobilis Schreb. var. acuta (Pursh) Steyerm. Native HENOAsharplobe hepatica · Ranunculaceae 67 counties
- Hepatica nobilis Schreb. var. obtusa (Pursh) Steyerm. Native HENOOroundlobe hepatica · Ranunculaceae 60 counties
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Heracleum maximum W. Bartram Native HEMA80common cowparsnip · Apiaceae 41 counties -
Hesperis matronalis L. Introduced HEMA3dames rocket · Brassicaceae 44 counties -
Hesperostipa spartea (Trin.) Barkworth Native HESP11porcupinegrass · Poaceae 3 counties -
Heteranthera dubia (Jacq.) MacMill. Native HEDU2grassleaf mudplantain · Pontederiaceae 18 counties -
Heteranthera reniformis Ruiz & Pav. Native HEREkidneyleaf mudplantain · Pontederiaceae 2 counties -
Heterotheca camporum (Greene) Shinners Native HECA16lemonyellow false goldenaster · Asteraceae 1 county - Heterotheca camporum (Greene) Shinners var. camporum Native HECAC2lemonyellow false goldenaster · Asteraceae 1 county
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Heuchera americana L. Native HEAM6American alumroot · Saxifragaceae 75 counties - Heuchera americana L. var. americana Native HEAMA2American alumroot · Saxifragaceae 22 counties
- Heuchera americana L. var. hirsuticaulis (Wheelock) Rosend., Butters & Lakela Native HEAMHAmerican alumroot · Saxifragaceae 4 counties
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Heuchera longiflora Rydb. Native HELO5longflower alumroot · Saxifragaceae 3 counties -
Heuchera parviflora Bartlett Native HEPA10littleflower alumroot · Saxifragaceae 3 counties - Heuchera parviflora Bartlett var. parviflora Native HEPAP4littleflower alumroot · Saxifragaceae 3 counties
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Heuchera villosa Michx. Native HEVI2hairy alumroot · Saxifragaceae 4 counties - Heuchera villosa Michx. var. villosa Native HEVIV2hairy alumroot · Saxifragaceae 4 counties
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Hexalectris spicata (Walter) Barnhart Native HESP3spiked crested coralroot · Orchidaceae 3 counties - Hexalectris spicata (Walter) Barnhart var. spicata Native HESPS3spiked crested coralroot · Orchidaceae 3 counties
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Hibiscus laevis All. Native HILA2halberdleaf rosemallow · Malvaceae 26 counties -
Hibiscus moscheutos L. Native HIMOcrimsoneyed rosemallow · Malvaceae 39 counties -
Hibiscus syriacus L. Introduced HISYrose of Sharon · Malvaceae 3 counties