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 201–250 of 434 (introduced).

• 
  Gypsophila paniculata L. Introduced GYPA

  baby's breath · Caryophyllaceae 6 counties
• 
  Gypsophila scorzonerifolia Ser. Introduced GYSC

  garden baby's-breath · Caryophyllaceae 1 county
• 
  Halogeton glomeratus (M. Bieb.) C.A. Mey. Introduced HAGL

  saltlover · Chenopodiaceae 8 counties
• 
  Hesperis matronalis L. Introduced HEMA3

  dames rocket · Brassicaceae 4 counties
• 
  Hibiscus trionum L. Introduced HITR

  flower of an hour · Malvaceae 8 counties
• 
  Hieracium aurantiacum L. Introduced HIAU

  orange hawkweed · Asteraceae 4 counties
• 
  Holcus lanatus L. Introduced HOLA

  common velvetgrass · Poaceae 2 counties
• 
  Holosteum umbellatum L. Introduced HOUM

  jagged chickweed · Caryophyllaceae 3 counties
• 
  Hordeum murinum L. Introduced HOMU

  mouse barley · Poaceae 7 counties
• 
  Hordeum murinum L. ssp. glaucum (Steud.) Tzvelev Introduced HOMUG

  smooth barley · Poaceae 7 counties
• 
  Hordeum vulgare L. Introduced HOVU

  common barley · Poaceae 4 counties
• 
  Hyoscyamus niger L. Introduced HYNI

  black henbane · Solanaceae 8 counties
• 
  Hypericum perforatum L. Introduced HYPE

  common St. Johnswort · Clusiaceae 7 counties
• 
  Hypochaeris radicata L. Introduced HYRA3

  hairy cat's ear · Asteraceae 1 county
• 
  Hyssopus officinalis L. Introduced HYOF

  hyssop · Lamiaceae 1 county
• 
  Iberis amara L. Introduced IBAM

  annual candytuft · Brassicaceae 1 county
• 
  Ipomoea purpurea (L.) Roth Introduced IPPU2

  tall morning-glory · Convolvulaceae 2 counties
• 
  Isatis tinctoria L. Introduced ISTI

  Dyer's woad · Brassicaceae 2 counties
• 
  Juncus compressus Jacq. Introduced JUCO

  roundfruit rush · Juncaceae 9 counties
• 
  Knautia arvensis (L.) J.M. Coult. Introduced KNAR

  field scabiosa · Dipsacaceae 4 counties
• 
  Kolkwitzia amabilis Graebn. Introduced KOAM80

  beautybush · Caprifoliaceae 1 county
• 
  Lactuca serriola L. Introduced LASE

  prickly lettuce · Asteraceae 20 counties
• 
  Lamium amplexicaule L. Introduced LAAM

  henbit deadnettle · Lamiaceae 4 counties
• 
  Lappula marginata (M. Bieb.) Guerke Introduced LAMA9

  margined stickseed · Boraginaceae 14 counties
• 
  Lappula squarrosa (Retz.) Dumort. Introduced LASQ

  European stickseed · Boraginaceae 13 counties
• 
  Lapsana communis L. Introduced LACO3

  common nipplewort · Asteraceae 1 county
• 
  Lathyrus latifolius L. Introduced LALA4

  perennial pea · Fabaceae 4 counties
• 
  Leonurus cardiaca L. Introduced LECA2

  common motherwort · Lamiaceae 5 counties
• 
  Leonurus cardiaca L. ssp. cardiaca Introduced LECAC7

  common motherwort · Lamiaceae 5 counties
• 
  Lepidium campestre (L.) W.T. Aiton Introduced LECA5

  field pepperweed · Brassicaceae 12 counties
• 
  Lepidium latifolium L. Introduced LELA2

  broadleaved pepperweed · Brassicaceae 11 counties
• 
  Lepidium perfoliatum L. Introduced LEPE2

  clasping pepperweed · Brassicaceae 23 counties
• 
  Lepidium sativum L. Introduced LESA2

  gardencress pepperweed · Brassicaceae 1 county
• 
  Leucanthemum maximum (Ramond) DC. Introduced LEMA8

  max chrysanthemum · Asteraceae 1 county
• 
  Leucanthemum vulgare Lam. Introduced LEVU

  oxeye daisy · Asteraceae 16 counties
• 
  Levisticum officinale W.D.J. Koch Introduced LEOF

  garden lovage · Apiaceae 2 counties
• 
  Ligustrum vulgare L. Introduced LIVU

  European privet · Oleaceae 1 county
• 
  Linaria dalmatica (L.) Mill. Introduced LIDA

  Dalmatian toadflax · Scrophulariaceae 15 counties
• 
  Linaria dalmatica (L.) Mill. ssp. dalmatica Introduced LIDAD

  Dalmatian toadflax · Scrophulariaceae 15 counties
• 
  Linaria vulgaris Mill. Introduced LIVU2

  butter and eggs · Scrophulariaceae 20 counties
• 
  Linum grandiflorum Desf. Introduced LIGR4

  flowering flax · Linaceae 1 county
• 
  Linum usitatissimum L. Introduced LIUS

  common flax · Linaceae 1 county
• 
  Lobularia maritima (L.) Desv. Introduced LOMA

  sweet alyssum · Brassicaceae 1 county
• 
  Lolium perenne L. Introduced LOPE

  perennial ryegrass · Poaceae 12 counties
• 
  Lolium perenne L. ssp. multiflorum (Lam.) Husnot Introduced LOPEM2

  Italian ryegrass · Poaceae 9 counties
• 
  Lolium perenne L. ssp. perenne Introduced LOPEP

  perennial ryegrass · Poaceae 3 counties
• 
  Lolium persicum Boiss. & Hohen. ex Boiss. Introduced LOPE2

  Persian ryegrass · Poaceae 1 county
• 
  Lonicera morrowii A. Gray Introduced LOMO2

  Morrow's honeysuckle · Caprifoliaceae 3 counties
• 
  Lonicera tatarica L. Introduced LOTA

  Tatarian honeysuckle · Caprifoliaceae 4 counties
• 
  Lotus corniculatus L. Introduced LOCO6

  bird's-foot trefoil · Fabaceae 1 county