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 451–500 of 766 (introduced).

• ⚘
  Mentha ×gracilis Sole (pro sp.) [arvensis × spicata] Introduced MEGR2

  gingermint · Lamiaceae 14 counties
• ⚘
  Mentha ×rotundifolia (L.) Huds. (pro sp.) [longifolia × suaveolens] Introduced MERO2

  Lamiaceae 2 counties
• 
  Mentha ×villosa Huds. (pro sp.) [spicata × suaveolens] Introduced MEVI6

  mint · Lamiaceae 8 counties
• 
  Microstegium vimineum (Trin.) A. Camus Introduced MIVI

  Nepalese browntop · Poaceae 3 counties
• 
  Microthlaspi perfoliatum (L.) F.K. Mey. Introduced MIPE8

  claspleaf pennycress · Brassicaceae 2 counties
• 
  Mirabilis jalapa L. Introduced MIJA

  marvel of Peru · Nyctaginaceae 1 county
• 
  Miscanthus sacchariflorus (Maxim.) Franch. Introduced MISA

  Amur silvergrass · Poaceae 10 counties
• 
  Miscanthus sinensis Andersson Introduced MISI

  Chinese silvergrass · Poaceae 6 counties
• 
  Misopates orontium (L.) Raf. Introduced MIOR

  linearleaf snapdragon · Scrophulariaceae 1 county
• 
  Morus alba L. Introduced MOAL

  white mulberry · Moraceae 88 counties
• 
  Muscari armeniacum Leichtlin ex Baker Introduced MUAR5

  Armenian grape hyacinth · Liliaceae 1 county
• 
  Muscari botryoides (L.) Mill. Introduced MUBO

  common grape hyacinth · Liliaceae 10 counties
• 
  Muscari comosum (L.) Mill. Introduced MUCO2

  tassel grape hyacinth · Liliaceae 2 counties
• 
  Muscari neglectum Guss. ex Ten. Introduced MUNE

  starch grape hyacinth · Liliaceae 4 counties
• 
  Myosotis arvensis (L.) Hill Introduced MYAR

  field forget-me-not · Boraginaceae 1 county
• 
  Myosotis scorpioides L. Introduced MYSC

  true forget-me-not · Boraginaceae 14 counties
• 
  Myosotis stricta Link ex Roem. & Schult. Introduced MYST2

  strict forget-me-not · Boraginaceae 6 counties
• 
  Myosotis sylvatica Ehrh. Introduced MYSY

  woodland forget-me-not · Boraginaceae 2 counties
• 
  Myosoton aquaticum (L.) Moench Introduced MYAQ

  giantchickweed · Caryophyllaceae 18 counties
• 
  Najas minor All. Introduced NAMI

  brittle waternymph · Najadaceae 41 counties
• 
  Narcissus poeticus L. Introduced NAPO

  poet's narcissus · Liliaceae 9 counties
• 
  Narcissus pseudonarcissus L. Introduced NAPS

  daffodil · Liliaceae 15 counties
• 
  Nasturtium officinale W.T. Aiton Introduced NAOF

  watercress · Brassicaceae 34 counties
• 
  Nepeta cataria L. Introduced NECA2

  catnip · Lamiaceae 77 counties
• 
  Neslia paniculata (L.) Desv. Introduced NEPA3

  ballmustard · Brassicaceae 2 counties
• 
  Nicandra physalodes (L.) Scop. Introduced NIPH

  apple of Peru · Solanaceae 18 counties
• 
  Nicotiana longiflora Cav. Introduced NILO

  longflower tobacco · Solanaceae 1 county
• 
  Nicotiana rustica L. Introduced NIRU

  Aztec tobacco · Solanaceae 3 counties
• 
  Nigella damascena L. Introduced NIDA

  devil in the bush · Ranunculaceae 2 counties
• 
  Nymphoides peltata (S.G. Gmel.) Kuntze Introduced NYPE

  yellow floatingheart · Menyanthaceae 2 counties
• 
  Ocimum basilicum L. Introduced OCBA

  sweet basil · Lamiaceae 1 county
• 
  Onobrychis viciifolia Scop. Introduced ONVI

  sainfoin · Fabaceae 1 county
• 
  Ononis spinosa L. Introduced ONSP

  spiny restharrow · Fabaceae 1 county
• 
  Onopordum acanthium L. Introduced ONAC

  Scotch cottonthistle · Asteraceae 2 counties
• 
  Ornithogalum nutans L. Introduced ORNU

  drooping star of Bethlehem · Liliaceae 1 county
• 
  Ornithogalum umbellatum L. Introduced ORUM

  star of Bethlehem · Liliaceae 63 counties
• 
  Orobanche ramosa L. Introduced ORRA

  hemp broomrape · Orobanchaceae 1 county
• 
  Panicum miliaceum L. Introduced PAMI2

  proso millet · Poaceae 18 counties
• 
  Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

  broomcorn millet · Poaceae 18 counties
• 
  Papaver dubium L. Introduced PADU

  blindeyes · Papaveraceae 3 counties
• 
  Papaver rhoeas L. Introduced PARH2

  corn poppy · Papaveraceae 11 counties
• 
  Papaver somniferum L. Introduced PASO2

  opium poppy · Papaveraceae 5 counties
• 
  Parthenium hysterophorus L. Introduced PAHY

  Santa Maria feverfew · Asteraceae 2 counties
• 
  Parthenocissus tricuspidata (Siebold & Zucc.) Planch. Introduced PATR6

  Boston ivy · Vitaceae 2 counties
• 
  Paspalum dilatatum Poir. Introduced PADI3

  dallisgrass · Poaceae 2 counties
• 
  Pastinaca sativa L. Introduced PASA2

  wild parsnip · Apiaceae 102 counties
• 
  Paulownia tomentosa (Thunb.) Siebold & Zucc. ex Steud. Introduced PATO2

  princesstree · Scrophulariaceae 8 counties
• 
  Pennisetum alopecuroides (L.) Spreng. Introduced PEAL

  Chinese fountaingrass · Poaceae 1 county
• 
  Pennisetum glaucum (L.) R. Br. Introduced PEGL2

  pearl millet · Poaceae 102 counties
• 
  Perilla frutescens (L.) Britton Introduced PEFR4

  beefsteakplant · Lamiaceae 38 counties