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 1,301–1,350 of 3,775.

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  Eleocharis palustris (L.) Roem. & Schult. var. palustris Native ELPAP

  common spikerush · Cyperaceae 46 counties
• 
  Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer Native ELPA5

  dwarf spikerush · Cyperaceae 2 counties
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  Eleocharis quadrangulata (Michx.) Roem. & Schult. Native ELQU

  squarestem spikerush · Cyperaceae 9 counties
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  Eleocharis quinqueflora (Hartmann) O. Schwarz Native ELQU2

  fewflower spikerush · Cyperaceae 3 counties
• 
  Eleocharis rostellata (Torr.) Torr. Native ELRO2

  beaked spikerush · Cyperaceae 6 counties
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  Eleocharis tenuis (Willd.) Schult. Native ELTE

  slender spikerush · Cyperaceae 43 counties
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  Eleocharis tenuis (Willd.) Schult. var. verrucosa (Svens.) Svens. Native ELTEV

  slender spikerush · Cyperaceae 43 counties
• 
  Eleocharis wolfii (A. Gray) A. Gray ex Britton Native ELWO

  Wolf's spikerush · Cyperaceae 10 counties
• 
  Elephantopus carolinianus Raeusch. Native ELCA3

  Carolina elephantsfoot · Asteraceae 22 counties
• 
  Eleusine indica (L.) Gaertn. Introduced ELIN3

  Indian goosegrass · Poaceae 88 counties
• 
  Ellisia nyctelea (L.) L. Native ELNY

  Aunt Lucy · Hydrophyllaceae 83 counties
• 
  Elodea canadensis Michx. Native ELCA7

  Canadian waterweed · Hydrocharitaceae 41 counties
• 
  Elodea nuttallii (Planch.) H. St. John Native ELNU2

  western waterweed · Hydrocharitaceae 45 counties
• 
  Elymus canadensis L. Native ELCA4

  Canada wildrye · Poaceae 102 counties
• 
  Elymus elymoides (Raf.) Swezey Native ELEL5

  squirreltail · Poaceae 1 county
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  Elymus elymoides (Raf.) Swezey ssp. brevifolius (J.G. Sm.) Barkworth Native ELELB2

  squirreltail · Poaceae 1 county
• 
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball Native ELGL3

  southeastern wildrye · Poaceae 7 counties
• 
  Elymus hystrix L. Native ELHY

  eastern bottlebrush grass · Poaceae 102 counties
• 
  Elymus hystrix L. var. bigeloviana (Fernald) Bowden Native ELHYB

  eastern bottlebrush grass · Poaceae 8 counties
• 
  Elymus hystrix L. var. hystrix Native ELHYH

  eastern bottlebrush grass · Poaceae 102 counties
• 
  Elymus macgregorii R. Brooks & J.J.N. Campb. Native ELMA

  early wildrye · Poaceae 6 counties
• 
  Elymus repens (L.) Gould Introduced ELRE4

  quackgrass · Poaceae 78 counties
• 
  Elymus riparius Wiegand Native ELRI

  riverbank wildrye · Poaceae 18 counties
• ⚘
  Elymus submuticus (Hook.) Smyth & Smyth Native ELSU

  Virginia wildrye · Poaceae 3 counties
• 
  Elymus trachycaulus (Link) Gould ex Shinners Native ELTR7

  slender wheatgrass · Poaceae 8 counties
• 
  Elymus trachycaulus (Link) Gould ex Shinners ssp. subsecundus (Link) Á. Löve & D. Löve Native ELTRS

  slender wheatgrass · Poaceae 6 counties
• 
  Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus Native ELTRT

  slender wheatgrass · Poaceae 6 counties
• 
  Elymus villosus Muhl. ex Willd. Native ELVI

  hairy wildrye · Poaceae 102 counties
• 
  Elymus virginicus L. Native ELVI3

  Virginia wildrye · Poaceae 102 counties
• 
  Elymus virginicus L. var. virginicus Native ELVIV

  Virginia wildrye · Poaceae 102 counties
• 
  Enemion biternatum Raf. Native ENBI

  eastern false rue anemone · Ranunculaceae 76 counties
• 
  Epifagus virginiana (L.) W.P.C. Barton Native EPVI2

  beechdrops · Orobanchaceae 15 counties
• 
  Epigaea repens L. Native EPRE2

  trailing arbutus · Ericaceae 2 counties
• 
  Epilobium ciliatum Raf. Native EPCI

  fringed willowherb · Onagraceae 15 counties
• 
  Epilobium ciliatum Raf. ssp. ciliatum Native EPCIC

  fringed willowherb · Onagraceae 15 counties
• 
  Epilobium coloratum Biehler Native EPCO

  purpleleaf willowherb · Onagraceae 67 counties
• 
  Epilobium hirsutum L. Introduced EPHI

  codlins and cream · Onagraceae 3 counties
• 
  Epilobium leptophyllum Raf. Native EPLE2

  bog willowherb · Onagraceae 13 counties
• 
  Epilobium strictum Muhl. ex Spreng. Native EPST

  downy willowherb · Onagraceae 5 counties
• 
  Epipactis helleborine (L.) Crantz Introduced EPHE

  broadleaf helleborine · Orchidaceae 5 counties
• 
  Equisetum arvense L. Native EQAR

  field horsetail · Equisetaceae 102 counties
• 
  Equisetum fluviatile L. Native EQFL

  water horsetail · Equisetaceae 24 counties
• 
  Equisetum hyemale L. Native EQHY

  scouringrush horsetail · Equisetaceae 102 counties
• 
  Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton Native EQHYA

  scouringrush horsetail · Equisetaceae 102 counties
• 
  Equisetum laevigatum A. Braun Native EQLA

  smooth horsetail · Equisetaceae 77 counties
• 
  Equisetum palustre L. Native EQPA

  marsh horsetail · Equisetaceae 2 counties
• 
  Equisetum pratense Ehrh. Native EQPR

  meadow horsetail · Equisetaceae 3 counties
• 
  Equisetum scirpoides Michx. Native EQSC

  dwarf scouringrush · Equisetaceae 2 counties
• 
  Equisetum sylvaticum L. Native EQSY

  woodland horsetail · Equisetaceae 1 county
• 
  Equisetum variegatum Schleich. ex F. Weber & D. Mohr Native EQVA

  variegated scouringrush · Equisetaceae 10 counties