Colorado

• Adams 08001
  205 taxa Open ↗
• Alamosa 08003
  652 taxa Open ↗
• Arapahoe 08005
  254 taxa Open ↗
• Archuleta 08007
  651 taxa Open ↗
• Baca 08009
  785 taxa Open ↗
• Bent 08011
  267 taxa Open ↗
• Boulder 08013
  1,961 taxa Open ↗
• Broomfield 08014
  0 taxa Open ↗
• Chaffee 08015
  607 taxa Open ↗
• Cheyenne 08017
  694 taxa Open ↗

Showing 151–200 of 434 (introduced).

• 
  Dipsacus laciniatus L. Introduced DILA4

  cutleaf teasel · Dipsacaceae 1 county
• 
  Dysphania botrys (L.) Mosyakin & Clemants Introduced DYBO

  Jerusalem oak goosefoot · Chenopodiaceae 9 counties
• 
  Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

  barnyardgrass · Poaceae 21 counties
• 
  Echinops sphaerocephalus L. Introduced ECSP

  great globethistle · Asteraceae 2 counties
• 
  Echium vulgare L. Introduced ECVU

  common viper's bugloss · Boraginaceae 1 county
• 
  Eichhornia crassipes (Mart.) Solms Introduced EICR

  common water hyacinth · Pontederiaceae 1 county
• 
  Elaeagnus angustifolia L. Introduced ELAN

  Russian olive · Elaeagnaceae 16 counties
• 
  Eleusine indica (L.) Gaertn. Introduced ELIN3

  Indian goosegrass · Poaceae 2 counties
• 
  Elymus repens (L.) Gould Introduced ELRE4

  quackgrass · Poaceae 26 counties
• 
  Epipactis helleborine (L.) Crantz Introduced EPHE

  broadleaf helleborine · Orchidaceae 1 county
• 
  Eragrostis barrelieri Daveau Introduced ERBA2

  Mediterranean lovegrass · Poaceae 6 counties
• 
  Eragrostis cilianensis (All.) Vign. ex Janchen Introduced ERCI

  stinkgrass · Poaceae 19 counties
• 
  Eragrostis curvula (Schrad.) Nees Introduced ERCU2

  weeping lovegrass · Poaceae 3 counties
• 
  Eragrostis minor Host Introduced ERMI5

  little lovegrass · Poaceae 7 counties
• 
  Eragrostis pilosa (L.) P. Beauv. Introduced ERPI2

  Indian lovegrass · Poaceae 10 counties
• 
  Eremopyrum triticeum (Gaertn.) Nevski Introduced ERTR13

  annual wheatgrass · Poaceae 5 counties
• 
  Erodium cicutarium (L.) L'Hér. ex Aiton Introduced ERCI6

  redstem stork's bill · Geraniaceae 23 counties
• 
  Erodium cicutarium (L.) L'Hér. ex Aiton ssp. cicutarium Introduced ERCIC

  redstem stork's bill · Geraniaceae 22 counties
• 
  Eryngium planum L. Introduced ERPL5

  plains eryngo · Apiaceae 1 county
• 
  Erysimum cheiranthoides L. Introduced ERCH9

  wormseed wallflower · Brassicaceae 11 counties
• 
  Erysimum repandum L. Introduced ERRE4

  spreading wallflower · Brassicaceae 12 counties
• 
  Euclidium syriacum (L.) W.T. Aiton Introduced EUSY

  Syrian mustard · Brassicaceae 2 counties
• 
  Euonymus bungeanus Maxim. Introduced EUBU5

  winterberry euonymus · Celastraceae 1 county
• 
  Euphorbia cyparissias L. Introduced EUCY2

  cypress spurge · Euphorbiaceae 1 county
• 
  Euphorbia davidii Subils Introduced EUDA5

  David's spurge · Euphorbiaceae 18 counties
• 
  Euphorbia esula L. Introduced EUES

  leafy spurge · Euphorbiaceae 20 counties
• 
  Euphorbia esula L. var. esula Introduced EUESE

  leafy spurge · Euphorbiaceae 1 county
• 
  Euphorbia esula L. var. uralensis (Fisch. ex Link) Dorn Introduced EUESU

  Russian leafy spurge · Euphorbiaceae 13 counties
• 
  Euphorbia myrsinites L. Introduced EUMY2

  myrtle spurge · Euphorbiaceae 3 counties
• 
  Euphorbia peplus L. Introduced EUPE6

  petty spurge · Euphorbiaceae 1 county
• 
  Filipendula ulmaria (L.) Maxim. Introduced FIUL

  queen of the meadow · Rosaceae 1 county
• 
  Filipendula ulmaria (L.) Maxim. ssp. denudata (J. Presl & C. Presl) Hayek Introduced FIULD2

  queen of the meadow · Rosaceae 1 county
• 
  Fontanesia phillyreoides Labill. Introduced FOPH2

  Syrian-privet · Oleaceae 1 county
• 
  Fontanesia phillyreoides Labill. ssp. fortunei (Carrière) Yaltirik Introduced FOPHF

  Syrian-privet · Oleaceae 1 county
• 
  Frangula alnus Mill. Introduced FRAL4

  glossy buckthorn · Rhamnaceae 1 county
• 
  Fumaria vaillantii Loisel. Introduced FUVA

  earthsmoke · Fumariaceae 3 counties
• 
  Galeopsis bifida Boenn. Introduced GABI3

  splitlip hempnettle · Lamiaceae 4 counties
• 
  Galinsoga parviflora Cav. Introduced GAPA2

  gallant soldier · Asteraceae 3 counties
• 
  Galinsoga quadriradiata Cav. Introduced GAQU

  shaggy soldier · Asteraceae 2 counties
• 
  Galium odoratum (L.) Scop. Introduced GAOD3

  sweetscented bedstraw · Rubiaceae 1 county
• 
  Galium verum L. Introduced GAVE

  Yellow Spring bedstraw · Rubiaceae 3 counties
• 
  Galium verum L. var. verum Introduced GAVEV

  Yellow Spring bedstraw · Rubiaceae 3 counties
• 
  Geranium columbinum L. Introduced GECO

  longstalk cranesbill · Geraniaceae 1 county
• 
  Geranium ibericum Cav. Introduced GEIB

  Iberian geranium · Geraniaceae 1 county
• 
  Geranium pusillum L. Introduced GEPU2

  small geranium · Geraniaceae 1 county
• 
  Glaucium corniculatum (L.) J.H. Rudolph Introduced GLCO3

  blackspot hornpoppy · Papaveraceae 1 county
• 
  Glaucium flavum Crantz Introduced GLFL

  yellow hornpoppy · Papaveraceae 1 county
• 
  Glechoma hederacea L. Introduced GLHE2

  ground ivy · Lamiaceae 2 counties
• 
  Gnaphalium uliginosum L. Introduced GNUL

  marsh cudweed · Asteraceae 21 counties
• 
  Gypsophila elegans M. Bieb. Introduced GYEL

  showy baby's-breath · Caryophyllaceae 3 counties