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 251–300 of 901 (introduced).

• 
  Crepis tectorum L. Introduced CRTE3

  narrowleaf hawksbeard · Asteraceae 1 county
• 
  Crepis vesicaria L. Introduced CRVE3

  beaked hawksbeard · Asteraceae 2 counties
• 
  Crepis vesicaria L. ssp. taraxacifolia (Thuill.) Thell. Introduced CRVET

  beaked hawksbeard · Asteraceae 2 counties
• ⚘
  Crocosmia ×crocosmiiflora (V. Lemoine) N.E. Br. [aurea × pottsii] Introduced CRCR6

  montbretia · Iridaceae 5 counties
• 
  Cruciata pedemontana (Bellardi) Ehrend. Introduced CRPE10

  piedmont bedstraw · Rubiaceae 3 counties
• 
  Crupina vulgaris Cass. Introduced CRVU2

  common crupina · Asteraceae 1 county
• 
  Crupina vulgaris Cass. var. vulgaris Introduced CRVUV

  common crupina · Asteraceae 1 county
• 
  Crypsis alopecuroides (Piller & Mitterp.) Schrad. Introduced CRAL2

  foxtail pricklegrass · Poaceae 19 counties
• 
  Crypsis schoenoides (L.) Lam. Introduced CRSC

  swamp pricklegrass · Poaceae 1 county
• 
  Cucumis anguria L. Introduced CUAN

  West Indian gherkin · Cucurbitaceae 1 county
• 
  Cucumis anguria L. var. anguria Introduced CUANA

  West Indian gherkin · Cucurbitaceae 1 county
• 
  Cuscuta approximata Bab. Introduced CUAP2

  alfalfa dodder · Cuscutaceae 9 counties
• 
  Cuscuta epithymum (L.) L. Introduced CUEP

  clover dodder · Cuscutaceae 4 counties
• 
  Cydonia oblonga Mill. Introduced CYOB2

  quince · Rosaceae 2 counties
• 
  Cymbalaria muralis G. Gaertn., B. Mey. & Scherb. Introduced CYMU

  Kenilworth ivy · Scrophulariaceae 4 counties
• 
  Cynara cardunculus L. Introduced CYCA

  cardoon · Asteraceae 1 county
• 
  Cynodon dactylon (L.) Pers. Introduced CYDA

  Bermudagrass · Poaceae 14 counties
• 
  Cynoglossum officinale L. Introduced CYOF

  gypsyflower · Boraginaceae 21 counties
• 
  Cynosurus cristatus L. Introduced CYCR

  crested dogstail grass · Poaceae 15 counties
• 
  Cynosurus echinatus L. Introduced CYEC

  bristly dogstail grass · Poaceae 18 counties
• 
  Cyperus difformis L. Introduced CYDI4

  variable flatsedge · Cyperaceae 1 county
• 
  Cyperus esculentus L. var. leptostachyus Boeckeler Introduced CYESL

  yellow nutsedge · Cyperaceae 11 counties
• 
  Cyperus rotundus L. Introduced CYRO

  nutgrass · Cyperaceae 1 county
• 
  Cytisus multiflorus (L'Hér.) Sweet Introduced CYMU3

  white spanishbroom · Fabaceae 14 counties
• 
  Cytisus scoparius (L.) Link Introduced CYSC4

  Scotch broom · Fabaceae 21 counties
• 
  Cytisus scoparius (L.) Link var. scoparius Introduced CYSCS2

  Scotch broom · Fabaceae 21 counties
• 
  Cytisus striatus (Hill) Rothm. Introduced CYST7

  striated broom · Fabaceae 2 counties
• 
  Dactylis glomerata L. Introduced DAGL

  orchardgrass · Poaceae 34 counties
• 
  Dactylis glomerata L. ssp. glomerata Introduced DAGLG

  orchardgrass · Poaceae 34 counties
• 
  Danthonia decumbens (L.) DC. Introduced DADE

  common heathgrass · Poaceae 4 counties
• 
  Daphne laureola L. Introduced DALA11

  spurgelaurel · Thymelaeaceae 3 counties
• 
  Datura stramonium L. Introduced DAST

  jimsonweed · Solanaceae 12 counties
• 
  Daucus carota L. Introduced DACA6

  Queen Anne's lace · Apiaceae 24 counties
• 
  Delairea odorata Lem. Introduced DEOD

  Cape-ivy · Asteraceae 1 county
• 
  Descurainia sophia (L.) Webb ex Prantl Introduced DESO2

  herb sophia · Brassicaceae 20 counties
• 
  Dianthus armeria L. Introduced DIAR

  Deptford pink · Caryophyllaceae 21 counties
• 
  Dianthus barbatus L. Introduced DIBA

  sweetwilliam · Caryophyllaceae 3 counties
• 
  Dianthus deltoides L. Introduced DIDE

  maiden pink · Caryophyllaceae 1 county
• 
  Digitalis purpurea L. Introduced DIPU

  purple foxglove · Scrophulariaceae 19 counties
• 
  Digitalis purpurea L. ssp. purpurea Introduced DIPUP2

  purple foxglove · Scrophulariaceae 19 counties
• 
  Digitaria ischaemum (Schreb.) Schreb. ex Muhl. Introduced DIIS

  smooth crabgrass · Poaceae 10 counties
• 
  Digitaria sanguinalis (L.) Scop. Introduced DISA

  hairy crabgrass · Poaceae 21 counties
• 
  Diplotaxis muralis (L.) DC. Introduced DIMU2

  annual wallrocket · Brassicaceae 3 counties
• 
  Diplotaxis tenuifolia (L.) DC. Introduced DITE4

  perennial wallrocket · Brassicaceae 4 counties
• 
  Dipsacus fullonum L. Introduced DIFU2

  Fuller's teasel · Dipsacaceae 29 counties
• 
  Dipsacus laciniatus L. Introduced DILA4

  cutleaf teasel · Dipsacaceae 1 county
• 
  Dipsacus sativus (L.) Honck. Introduced DISA9

  Indian teasel · Dipsacaceae 2 counties
• 
  Doronicum plantagineum L. Introduced DOPL

  plantain false leopardbane · Asteraceae 4 counties
• 
  Draba verna L. Introduced DRVE2

  spring draba · Brassicaceae 32 counties
• 
  Dracunculus vulgaris Schott Introduced DRVU

  common dracunculus · Araceae 4 counties