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 1,801–1,850 of 3,643 (native).

• 
  Impatiens capensis Meerb. Native IMCA

  jewelweed · Balsaminaceae 5 counties
• 
  Ipomoea cardiophylla A. Gray Native IPCA3

  heartleaf morning-glory · Convolvulaceae 1 county
• 
  Ipomoea cristulata Hallier f. Native IPCR

  Trans-Pecos morning-glory · Convolvulaceae 1 county
• 
  Ipomoea leptophylla Torr. Native IPLE

  bush morning-glory · Convolvulaceae 20 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant Native IPAG

  scarlet gilia · Polemoniaceae 44 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. aggregata Native IPAGA3

  scarlet gilia · Polemoniaceae 18 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. attenuata (A. Gray) V.E. Grant & A.D. Grant Native IPAGA2

  scarlet gilia · Polemoniaceae 7 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. candida (Rydb.) V.E. Grant & A.D. Grant Native IPAGC

  scarlet gilia · Polemoniaceae 20 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. collina (Greene) Wilken & Allred Native IPAGC2

  scarlet gilia · Polemoniaceae 19 counties
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. formosissima (Greene) Wherry Native IPAGF

  scarlet gilia · Polemoniaceae 1 county
• 
  Ipomopsis aggregata (Pursh) V.E. Grant ssp. weberi V.E. Grant & Wilken Native IPAGW

  scarlet gilia · Polemoniaceae 4 counties
• 
  Ipomopsis congesta (Hook.) V.E. Grant Native IPCO5

  ballhead ipomopsis · Polemoniaceae 14 counties
• 
  Ipomopsis congesta (Hook.) V.E. Grant ssp. congesta Native IPCOC3

  ballhead ipomopsis · Polemoniaceae 12 counties
• 
  Ipomopsis congesta (Hook.) V.E. Grant ssp. crebrifolia (Nutt.) Day Native IPCOC

  ballhead ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis congesta (Hook.) V.E. Grant ssp. frutescens (Rydb.) Day Native IPCOF

  ballhead ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis globularis (Brand) W.A. Weber Native IPGL

  Hoosier Pass ipomopsis · Polemoniaceae 3 counties
• 
  Ipomopsis gunnisonii (Torr. & A. Gray) V.E. Grant Native IPGU

  sanddune ipomopsis · Polemoniaceae 2 counties
• 
  Ipomopsis laxiflora (J.M. Coult.) V.E. Grant Native IPLA2

  iron ipomopsis · Polemoniaceae 14 counties
• 
  Ipomopsis longiflora (Torr.) V.E. Grant Native IPLO2

  flaxflowered ipomopsis · Polemoniaceae 19 counties
• 
  Ipomopsis longiflora (Torr.) V.E. Grant ssp. longiflora Native IPLOL

  flaxflowered ipomopsis · Polemoniaceae 19 counties
• 
  Ipomopsis longiflora (Torr.) V.E. Grant ssp. neomexicana Wilken Native IPLON

  flaxflowered ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis multiflora (Nutt.) V.E. Grant Native IPMU3

  manyflowered ipomopsis · Polemoniaceae 2 counties
• 
  Ipomopsis polyantha (Rydb.) V.E. Grant Native IPPO

  Pagosa ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis polycladon (Torr.) V.E. Grant Native IPPO2

  manybranched ipomopsis · Polemoniaceae 7 counties
• 
  Ipomopsis pumila (Nutt.) V.E. Grant Native IPPU4

  dwarf ipomopsis · Polemoniaceae 10 counties
• ⚘
  Ipomopsis ramosa Al Schneid. & Bregar Native IPRA

  coral ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis roseata (Rydb.) V.E. Grant Native IPRO

  rosy ipomopsis · Polemoniaceae 1 county
• 
  Ipomopsis spicata (Nutt.) V.E. Grant Native IPSP

  spiked ipomopsis · Polemoniaceae 17 counties
• 
  Ipomopsis spicata (Nutt.) V.E. Grant ssp. spicata Native IPSPS

  spiked ipomopsis · Polemoniaceae 12 counties
• 
  Ipomopsis tenuituba (Rydb.) V.E. Grant Native IPTE4

  slendertube skyrocket · Polemoniaceae 4 counties
• 
  Ipomopsis tenuituba (Rydb.) V.E. Grant ssp. tenuituba Native IPTET2

  slendertube skyrocket · Polemoniaceae 4 counties
• 
  Iris missouriensis Nutt. Native IRMI

  Rocky Mountain iris · Iridaceae 29 counties
• 
  Isocoma azteca G.L. Nesom Native ISAZ

  Aztec goldenbush · Asteraceae 1 county
• 
  Isocoma rusbyi Greene Native ISRU2

  Rusby's goldenbush · Asteraceae 2 counties
• 
  Isocoma tenuisecta Greene Native ISTE2

  burroweed · Asteraceae 1 county
• 
  Isoetes bolanderi Engelm. Native ISBO

  Bolander's quillwort · Isoetaceae 9 counties
• 
  Isoetes occidentalis L.F. Hend. Native ISOC

  western quillwort · Isoetaceae 1 county
• 
  Isoetes tenella Léman Native ISTE5

  spiny-spore quillwort · Isoetaceae 1 county
• 
  Iva axillaris Pursh Native IVAX

  povertyweed · Asteraceae 26 counties
• 
  Ivesia gordonii (Hook.) Torr. & A. Gray Native IVGO

  Gordon's ivesia · Rosaceae 11 counties
• 
  Jamesia americana Torr. & A. Gray Native JAAM

  fivepetal cliffbush · Hydrangeaceae 16 counties
• 
  Jamesia americana Torr. & A. Gray var. americana Native JAAMA

  fivepetal cliffbush · Hydrangeaceae 16 counties
• 
  Juglans nigra L. Native JUNI

  black walnut · Juglandaceae 2 counties
• 
  Juncus acuminatus Michx. Native JUAC

  tapertip rush · Juncaceae 1 county
• ⚘
  Juncus albescens (Lange) Fernald Native JUAL2

  northern white rush · Juncaceae 12 counties
• 
  Juncus alpinoarticulatus Chaix Native JUAL4

  northern green rush · Juncaceae 7 counties
• 
  Juncus alpinoarticulatus Chaix ssp. nodulosus (Wahlenb.) Hämet-Ahti Native JUALN

  northern green rush · Juncaceae 7 counties
• 
  Juncus arcticus Willd. ssp. littoralis (Engelm.) Hultén Native JUARL

  mountain rush · Juncaceae 46 counties
• 
  Juncus articulatus L. Native JUAR4

  jointleaf rush · Juncaceae 7 counties
• 
  Juncus biglumis L. Native JUBI2

  twoflowered rush · Juncaceae 5 counties