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 2,101–2,150 of 3,775.

• 
  Lychnis coronaria (L.) Desr. Introduced LYCO

  rose campion · Caryophyllaceae 6 counties
• 
  Lycium barbarum L. Introduced LYBA4

  matrimony vine · Solanaceae 40 counties
• 
  Lycium chinense Mill. Introduced LYCH

  Chinese desert-thorn · Solanaceae 3 counties
• 
  Lycopodiella appressa (Chapm.) Cranfill Native LYAP4

  southern bog clubmoss · Lycopodiaceae 1 county
• 
  Lycopodiella inundata (L.) Holub Native LYIN2

  inundated clubmoss · Lycopodiaceae 4 counties
• 
  Lycopodium clavatum L. Native LYCL

  running clubmoss · Lycopodiaceae 2 counties
• 
  Lycopodium dendroideum Michx. Native LYDE

  tree groundpine · Lycopodiaceae 5 counties
• 
  Lycopodium digitatum Dill. ex A. Braun Native LYDI3

  fan clubmoss · Lycopodiaceae 22 counties
• 
  Lycopodium lagopus (Laest. ex Hartm.) Zinserl. ex Kuzen Native LYLA5

  one-cone clubmoss · Lycopodiaceae 1 county
• 
  Lycopodium tristachyum Pursh Native LYTR

  deeproot clubmoss · Lycopodiaceae 1 county
• ⚘
  Lycopodium ×habereri House [digitatum × tristachyum] Native LYHA2

  clubmoss · Lycopodiaceae 1 county
• 
  Lycopus americanus Muhl. ex W.P.C. Barton Native LYAM

  American water horehound · Lamiaceae 102 counties
• 
  Lycopus asper Greene Native LYAS

  rough bugleweed · Lamiaceae 8 counties
• 
  Lycopus europaeus L. Introduced LYEU

  gypsywort · Lamiaceae 1 county
• 
  Lycopus rubellus Moench Native LYRU

  taperleaf water horehound · Lamiaceae 38 counties
• 
  Lycopus uniflorus Michx. Native LYUN

  northern bugleweed · Lamiaceae 32 counties
• 
  Lycopus uniflorus Michx. var. uniflorus Native LYUNU2

  northern bugleweed · Lamiaceae 32 counties
• 
  Lycopus virginicus L. Native LYVI4

  Virginia water horehound · Lamiaceae 77 counties
• 
  Lycoris radiata (L'Hér.) Herb. Introduced LYRA

  red spider lily · Liliaceae 1 county
• 
  Lysimachia ciliata L. Native LYCI

  fringed loosestrife · Primulaceae 93 counties
• 
  Lysimachia clethroides Duby Introduced LYCL2

  gooseneck yellow loosestrife · Primulaceae 4 counties
• 
  Lysimachia fraseri Duby Native LYFR2

  Fraser's yellow loosestrife · Primulaceae 1 county
• 
  Lysimachia hybrida Michx. Native LYHY

  lowland yellow loosestrife · Primulaceae 29 counties
• 
  Lysimachia lanceolata Walter Native LYLA

  lanceleaf loosestrife · Primulaceae 83 counties
• 
  Lysimachia nummularia L. Introduced LYNU

  creeping jenny · Primulaceae 80 counties
• 
  Lysimachia punctata L. Introduced LYPU2

  large yellow loosestrife · Primulaceae 2 counties
• 
  Lysimachia quadriflora Sims Native LYQU

  fourflower yellow loosestrife · Primulaceae 47 counties
• 
  Lysimachia quadrifolia L. Native LYQU2

  whorled yellow loosestrife · Primulaceae 11 counties
• 
  Lysimachia radicans Hook. Native LYRA3

  trailing yellow loosestrife · Primulaceae 3 counties
• 
  Lysimachia terrestris (L.) Britton, Sterns & Poggenb. Native LYTE2

  earth loosestrife · Primulaceae 18 counties
• 
  Lysimachia thyrsiflora L. Native LYTH2

  tufted loosestrife · Primulaceae 28 counties
• 
  Lysimachia vulgaris L. Introduced LYVU

  garden yellow loosestrife · Primulaceae 11 counties
• ⚘
  Lysimachia ×commixta Fernald [terrestris × thyrsiflora] Native LYCO6

  yellow loosestrife · Primulaceae 7 counties
• 
  Lythrum alatum Pursh Native LYAL4

  winged lythrum · Lythraceae 97 counties
• 
  Lythrum alatum Pursh var. alatum Native LYALA4

  winged lythrum · Lythraceae 97 counties
• 
  Lythrum hyssopifolium L. Introduced LYHY3

  hyssop loosestrife · Lythraceae 1 county
• 
  Lythrum salicaria L. Introduced LYSA2

  purple loosestrife · Lythraceae 26 counties
• 
  Macleaya cordata (Willd.) R. Br. Introduced MACO10

  plume poppy · Papaveraceae 3 counties
• 
  Maclura pomifera (Raf.) C.K. Schneid. Native MAPO

  Osage-orange · Moraceae 93 counties
• 
  Magnolia acuminata (L.) L. Native MAAC

  cucumber tree · Magnoliaceae 7 counties
• 
  Maianthemum canadense Desf. Native MACA4

  Canada mayflower · Liliaceae 10 counties
• 
  Maianthemum racemosum (L.) Link Native MARA7

  feathery false lily of the valley · Liliaceae 102 counties
• 
  Maianthemum racemosum (L.) Link ssp. racemosum Native MARAR

  feathery false lily of the valley · Liliaceae 102 counties
• 
  Maianthemum stellatum (L.) Link Native MAST4

  starry false lily of the valley · Liliaceae 46 counties
• 
  Malaxis brachypoda (A. Gray) Fernald Native MABR5

  white adder's-mouth orchid · Orchidaceae 1 county
• 
  Malaxis unifolia Michx. Native MAUN

  green adder's-mouth orchid · Orchidaceae 4 counties
• 
  Malus angustifolia (Aiton) Michx. Native MAAN3

  southern crab apple · Rosaceae 4 counties
• 
  Malus angustifolia (Aiton) Michx. var. angustifolia Native MAANA

  southern crab apple · Rosaceae 3 counties
• 
  Malus angustifolia (Aiton) Michx. var. puberula Rehder Native MAANP

  southern crab apple · Rosaceae 1 county
• 
  Malus coronaria (L.) Mill. Native MACO5

  sweet crab apple · Rosaceae 31 counties