Oregon

• Baker 41001
  1,572 taxa Open ↗
• Benton 41003
  1,855 taxa Open ↗
• Clackamas 41005
  1,485 taxa Open ↗
• Clatsop 41007
  979 taxa Open ↗
• Columbia 41009
  1,183 taxa Open ↗
• Coos 41011
  1,238 taxa Open ↗
• Crook 41013
  1,354 taxa Open ↗
• Curry 41015
  1,738 taxa Open ↗
• Deschutes 41017
  1,482 taxa Open ↗
• Douglas 41019
  2,250 taxa Open ↗

Showing 551–600 of 901 (introduced).

• 
  Misopates orontium (L.) Raf. Introduced MIOR

  linearleaf snapdragon · Scrophulariaceae 12 counties
• 
  Moenchia erecta (L.) G. Gaertn., B. Mey. & Scherb. Introduced MOER

  upright chickweed · Caryophyllaceae 6 counties
• 
  Molinia caerulea (L.) Moench Introduced MOCA2

  purple moorgrass · Poaceae 1 county
• 
  Moluccella laevis L. Introduced MOLA

  shellflower · Lamiaceae 2 counties
• 
  Morus alba L. Introduced MOAL

  white mulberry · Moraceae 8 counties
• 
  Murdannia keisak (Hassk.) Hand.-Maz. Introduced MUKE

  wartremoving herb · Commelinaceae 1 county
• 
  Muscari botryoides (L.) Mill. Introduced MUBO

  common grape hyacinth · Liliaceae 3 counties
• 
  Muscari comosum (L.) Mill. Introduced MUCO2

  tassel grape hyacinth · Liliaceae 3 counties
• 
  Mycelis muralis (L.) Dumort. Introduced MYMU

  wall-lettuce · Asteraceae 11 counties
• 
  Myosotis arvensis (L.) Hill Introduced MYAR

  field forget-me-not · Boraginaceae 7 counties
• 
  Myosotis discolor Pers. Introduced MYDI

  changing forget-me-not · Boraginaceae 24 counties
• 
  Myosotis latifolia Poir. Introduced MYLA4

  broadleaf forget-me-not · Boraginaceae 3 counties
• 
  Myosotis scorpioides L. Introduced MYSC

  true forget-me-not · Boraginaceae 16 counties
• 
  Myosotis stricta Link ex Roem. & Schult. Introduced MYST2

  strict forget-me-not · Boraginaceae 17 counties
• 
  Myriophyllum aquaticum (Vell.) Verdc. Introduced MYAQ2

  parrot feather watermilfoil · Haloragaceae 11 counties
• 
  Myriophyllum spicatum L. Introduced MYSP2

  Eurasian watermilfoil · Haloragaceae 11 counties
• 
  Myrrhis odorata (L.) Scop. Introduced MYOD

  anise · Apiaceae 3 counties
• 
  Nanozostera japonica (Asch. & Graebn.) P. Toml. & U. Posl. Introduced NAJA5

  dwarf eelgrass · Zosteraceae 3 counties
• 
  Narcissus poeticus L. Introduced NAPO

  poet's narcissus · Liliaceae 4 counties
• 
  Narcissus pseudonarcissus L. Introduced NAPS

  daffodil · Liliaceae 4 counties
• 
  Narcissus tazetta L. Introduced NATA2

  cream narcissus · Liliaceae 1 county
• ⚘
  Narcissus ×incomparabilis Mill. (pro sp.) [poeticus × pseudonarcissus] Introduced NAIN

  nonesuch daffodil · Liliaceae 2 counties
• 
  Nardus stricta L. Introduced NAST3

  matgrass · Poaceae 2 counties
• 
  Nasturtium microphyllum Boenn. ex Rchb. Introduced NAMI2

  onerow yellowcress · Brassicaceae 1 county
• 
  Nasturtium officinale W.T. Aiton Introduced NAOF

  watercress · Brassicaceae 30 counties
• 
  Nepeta cataria L. Introduced NECA2

  catnip · Lamiaceae 19 counties
• 
  Neslia paniculata (L.) Desv. Introduced NEPA3

  ballmustard · Brassicaceae 1 county
• 
  Nicotiana acuminata (Graham) Hook. Introduced NIAC

  manyflower tobacco · Solanaceae 2 counties
• 
  Nicotiana acuminata (Graham) Hook. var. multiflora (Phil.) Reiche Introduced NIACM

  manyflower tobacco · Solanaceae 2 counties
• 
  Nicotiana rustica L. Introduced NIRU

  Aztec tobacco · Solanaceae 1 county
• 
  Nigella damascena L. Introduced NIDA

  devil in the bush · Ranunculaceae 4 counties
• 
  Oenothera glazioviana Micheli Introduced OEGL

  redsepal evening primrose · Onagraceae 8 counties
• 
  Oncosiphon suffruticosum (L.) Källersjö Introduced ONSU2

  shrubby mayweed · Asteraceae 1 county
• 
  Onobrychis viciifolia Scop. Introduced ONVI

  sainfoin · Fabaceae 4 counties
• ⚘
  Ononis repens L. Introduced ONRE

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

  Scotch cottonthistle · Asteraceae 22 counties
• 
  Origanum vulgare L. Introduced ORVU

  oregano · Lamiaceae 5 counties
• 
  Ornithogalum nutans L. Introduced ORNU

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

  star of Bethlehem · Liliaceae 5 counties
• 
  Ornithopus compressus L. Introduced ORCO15

  yellow bird's-foot · Fabaceae 1 county
• 
  Ornithopus perpusillus L. Introduced ORPE80

  little white bird's-foot · Fabaceae 1 county
• 
  Orobanche minor Sm. Introduced ORMI

  hellroot · Orobanchaceae 3 counties
• 
  Oxalis debilis Kunth Introduced OXDE3

  pink woodsorrel · Oxalidaceae 1 county
• 
  Oxalis debilis Kunth var. corymbosa (DC.) Lourteig Introduced OXDEC

  pink woodsorrel · Oxalidaceae 1 county
• 
  Panicum miliaceum L. Introduced PAMI2

  proso millet · Poaceae 11 counties
• 
  Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

  broomcorn millet · Poaceae 11 counties
• 
  Papaver argemone L. Introduced PAAR3

  long pricklyhead poppy · Papaveraceae 2 counties
• 
  Papaver dubium L. Introduced PADU

  blindeyes · Papaveraceae 1 county
• 
  Papaver rhoeas L. Introduced PARH2

  corn poppy · Papaveraceae 6 counties
• 
  Papaver somniferum L. Introduced PASO2

  opium poppy · Papaveraceae 4 counties