Illinois

• Adams 17001
  1,183 taxa Open ↗
• Alexander 17003
  1,220 taxa Open ↗
• Bond 17005
  682 taxa Open ↗
• Boone 17007
  1,163 taxa Open ↗
• Brown 17009
  836 taxa Open ↗
• Bureau 17011
  652 taxa Open ↗
• Calhoun 17013
  1,017 taxa Open ↗
• Carroll 17015
  931 taxa Open ↗
• Cass 17017
  1,389 taxa Open ↗
• Champaign 17019
  1,420 taxa Open ↗

Showing 1,551–1,600 of 3,775.

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  Gentianopsis virgata (Raf.) Holub Native GEVI6

  lesser fringed gentian · Gentianaceae 12 counties
• 
  Gentianopsis virgata (Raf.) Holub ssp. virgata Native GEVIV3

  lesser fringed gentian · Gentianaceae 12 counties
• 
  Geranium bicknellii Britton Native GEBI2

  Bicknell's cranesbill · Geraniaceae 3 counties
• 
  Geranium carolinianum L. Native GECA5

  Carolina geranium · Geraniaceae 80 counties
• 
  Geranium carolinianum L. var. carolinianum Native GECAC4

  Carolina geranium · Geraniaceae 80 counties
• 
  Geranium dissectum L. Introduced GEDI

  cutleaf geranium · Geraniaceae 1 county
• 
  Geranium maculatum L. Native GEMA

  spotted geranium · Geraniaceae 102 counties
• 
  Geranium pusillum L. Introduced GEPU2

  small geranium · Geraniaceae 6 counties
• 
  Geranium robertianum L. Both GERO

  Robert geranium · Geraniaceae 3 counties
• 
  Geranium robertianum L. ssp. robertianum Native GEROR2

  Robert geranium · Geraniaceae 3 counties
• 
  Geranium sanguineum L. Introduced GESA2

  bloody geranium · Geraniaceae 1 county
• 
  Geranium sibiricum L. Introduced GESI2

  Siberian geranium · Geraniaceae 4 counties
• 
  Geum aleppicum Jacq. Native GEAL3

  yellow avens · Rosaceae 17 counties
• 
  Geum canadense Jacq. Native GECA7

  white avens · Rosaceae 102 counties
• 
  Geum canadense Jacq. var. canadense Native GECAC6

  white avens · Rosaceae 102 counties
• 
  Geum laciniatum Murray Native GELA

  rough avens · Rosaceae 65 counties
• 
  Geum laciniatum Murray var. trichocarpum Fernald Native GELAT

  rough avens · Rosaceae 2 counties
• 
  Geum rivale L. Native GERI2

  purple avens · Rosaceae 3 counties
• 
  Geum triflorum Pursh Native GETR

  old man's whiskers · Rosaceae 9 counties
• 
  Geum triflorum Pursh var. triflorum Native GETRT

  old man's whiskers · Rosaceae 9 counties
• 
  Geum vernum (Raf.) Torr. & A. Gray Native GEVE

  spring avens · Rosaceae 59 counties
• 
  Geum virginianum L. Native GEVI4

  cream avens · Rosaceae 8 counties
• 
  Gilia capitata Sims Native GICA5

  bluehead gilia · Polemoniaceae 1 county
• 
  Gilia capitata Sims ssp. capitata Native GICAC3

  bluehead gilia · Polemoniaceae 1 county
• 
  Gillenia stipulata (Muhl. ex Willd.) Baill. Native GIST5

  American ipecac · Rosaceae 48 counties
• 
  Gillenia trifoliata (L.) Moench Native GITR6

  Bowman's root · Rosaceae 1 county
• ⚘
  Gladiolus ×colvillei Sweet [cardinalis × tristis] Introduced GLCO

  gladiolus · Iridaceae 2 counties
• 
  Glandularia canadensis (L.) Nutt. Native GLCA2

  rose mock vervain · Verbenaceae 41 counties
• 
  Glandularia peruviana (L.) Small Introduced GLPE

  Peruvian mock vervain · Verbenaceae 2 counties
• 
  Glechoma hederacea L. Introduced GLHE2

  ground ivy · Lamiaceae 73 counties
• 
  Gleditsia aquatica Marshall Native GLAQ

  water locust · Fabaceae 18 counties
• 
  Gleditsia triacanthos L. Native GLTR

  honeylocust · Fabaceae 100 counties
• ⚘
  Gleditsia ×texana Sarg. (pro sp.) [aquatica × triacanthos] Native GLTE

  hybrid honeylocust · Fabaceae 1 county
• 
  Glyceria arkansana Fernald Native GLAR

  Arkansas mannagrass · Poaceae 2 counties
• 
  Glyceria borealis (Nash) Batchelder Native GLBO

  small floating mannagrass · Poaceae 4 counties
• 
  Glyceria canadensis (Michx.) Trin. Native GLCA

  rattlesnake mannagrass · Poaceae 2 counties
• 
  Glyceria grandis S. Watson Native GLGR

  American mannagrass · Poaceae 9 counties
• 
  Glyceria grandis S. Watson var. grandis Native GLGRG

  American mannagrass · Poaceae 9 counties
• 
  Glyceria septentrionalis Hitchc. Native GLSE3

  floating mannagrass · Poaceae 38 counties
• 
  Glyceria striata (Lam.) Hitchc. Native GLST

  fowl mannagrass · Poaceae 102 counties
• 
  Glycine max (L.) Merr. Introduced GLMA4

  soybean · Fabaceae 33 counties
• 
  Glycyrrhiza lepidota Pursh Native GLLE3

  American licorice · Fabaceae 11 counties
• 
  Gnaphalium uliginosum L. Introduced GNUL

  marsh cudweed · Asteraceae 2 counties
• 
  Goodyera pubescens (Willd.) R. Br. Native GOPU

  downy rattlesnake plantain · Orchidaceae 25 counties
• 
  Gossypium hirsutum L. Native GOHI

  upland cotton · Malvaceae 3 counties
• 
  Gossypium hirsutum L. var. hirsutum Native GOHIH2

  upland cotton · Malvaceae 3 counties
• 
  Gratiola aurea Pursh Native GRAU

  golden hedgehyssop · Scrophulariaceae 1 county
• 
  Gratiola neglecta Torr. Native GRNE

  clammy hedgehyssop · Scrophulariaceae 75 counties
• 
  Gratiola quartermaniae D. Estes Native GRQU2

  Limestone hedgehyssop · Scrophulariaceae 1 county
• 
  Gratiola virginiana L. Native GRVI

  roundfruit hedgehyssop · Scrophulariaceae 35 counties