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 3,201–3,250 of 4,111.

• 
  Prosartes trachycarpa S. Watson Native PRTR4

  roughfruit fairybells · Liliaceae 11 counties
• 
  Prosopis glandulosa Torr. Native PRGL2

  honey mesquite · Fabaceae 2 counties
• 
  Prosopis glandulosa Torr. var. glandulosa Native PRGLG

  honey mesquite · Fabaceae 2 counties
• 
  Prunella vulgaris L. Native PRVU

  common selfheal · Lamiaceae 23 counties
• 
  Prunella vulgaris L. ssp. lanceolata (W. Bartram) Hultén Native PRVUL2

  lance selfheal · Lamiaceae 23 counties
• 
  Prunus americana Marshall Native PRAM

  American plum · Rosaceae 15 counties
• 
  Prunus angustifolia Marshall Native PRAN3

  Chickasaw plum · Rosaceae 4 counties
• 
  Prunus angustifolia Marshall var. angustifolia Native PRANA

  Chickasaw plum · Rosaceae 3 counties
• 
  Prunus armeniaca L. Introduced PRAR3

  apricot · Rosaceae 3 counties
• 
  Prunus cerasus L. Introduced PRCE

  sour cherry · Rosaceae 1 county
• 
  Prunus gracilis Engelm. & A. Gray Native PRGR

  Oklahoma plum · Rosaceae 1 county
• 
  Prunus pensylvanica L. f. Native PRPE2

  pin cherry · Rosaceae 7 counties
• 
  Prunus pensylvanica L. f. var. pensylvanica Native PRPEP

  pin cherry · Rosaceae 6 counties
• 
  Prunus pumila L. Native PRPU3

  sandcherry · Rosaceae 10 counties
• 
  Prunus pumila L. var. besseyi (L.H. Bailey) Gleason Native PRPUB

  western sandcherry · Rosaceae 10 counties
• 
  Prunus rivularis Scheele Native PRRI

  creek plum · Rosaceae 1 county
• 
  Prunus virginiana L. Native PRVI

  chokecherry · Rosaceae 47 counties
• 
  Prunus virginiana L. var. melanocarpa (A. Nelson) Sarg. Native PRVIM

  black chokecherry · Rosaceae 46 counties
• 
  Psathyrostachys juncea (Fisch.) Nevski Introduced PSJU3

  Russian wildrye · Poaceae 12 counties
• 
  Pseudocymopterus montanus (A. Gray) J.M. Coult. & Rose Native PSMO

  alpine false springparsley · Apiaceae 36 counties
• 
  Pseudognaphalium canescens (DC.) W.A. Weber Native PSCA11

  Wright's cudweed · Asteraceae 6 counties
• 
  Pseudognaphalium canescens (DC.) W.A. Weber ssp. canescens Native PSCAC2

  Wright's cudweed · Asteraceae 1 county
• 
  Pseudognaphalium canescens (DC.) W.A. Weber ssp. thermale (E.E. Nelson) Kartesz Native PSCAT

  Wright's cudweed · Asteraceae 1 county
• 
  Pseudognaphalium macounii (Greene) Kartesz Native PSMA11

  Macoun's cudweed · Asteraceae 7 counties
• 
  Pseudognaphalium stramineum (Kunth) Anderb. Native PSST7

  cottonbatting plant · Asteraceae 6 counties
• 
  Pseudoroegneria spicata (Pursh) Á. Löve Native PSSP6

  bluebunch wheatgrass · Poaceae 10 counties
• 
  Pseudoroegneria spicata (Pursh) Á. Löve ssp. inermis (Scribn. & J.G. Sm.) Á. Löve Native PSSPI

  beardless wheatgrass · Poaceae 7 counties
• 
  Pseudoroegneria spicata (Pursh) Á. Löve ssp. spicata Native PSSPS

  bluebunch wheatgrass · Poaceae 6 counties
• 
  Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartm. Native PSJA2

  tuber starwort · Caryophyllaceae 19 counties
• 
  Pseudotsuga menziesii (Mirb.) Franco Native PSME

  Douglas-fir · Pinaceae 23 counties
• 
  Pseudotsuga menziesii (Mirb.) Franco var. glauca (Beissn.) Franco Native PSMEG

  Rocky Mountain Douglas-fir · Pinaceae 23 counties
• 
  Psilostrophe bakeri Greene Native PSBA2

  Baker's paperflower · Asteraceae 5 counties
• 
  Psilostrophe tagetina (Nutt.) Greene Native PSTA

  woolly paperflower · Asteraceae 3 counties
• 
  Psilostrophe tagetina (Nutt.) Greene var. tagetina Native PSTAT

  woolly paperflower · Asteraceae 2 counties
• 
  Psoralidium lanceolatum (Pursh) Rydb. Native PSLA3

  lemon scurfpea · Fabaceae 23 counties
• 
  Psoralidium tenuiflorum (Pursh) Rydb. Native PSTE5

  slimflower scurfpea · Fabaceae 30 counties
• 
  Psorothamnus scoparius (A. Gray) Rydb. Native PSSC6

  broom dalea · Fabaceae 1 county
• 
  Ptelea trifoliata L. Native PTTR

  common hoptree · Rutaceae 6 counties
• 
  Pteridium aquilinum (L.) Kuhn Native PTAQ

  western brackenfern · Dennstaedtiaceae 14 counties
• 
  Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQL

  western brackenfern · Dennstaedtiaceae 2 counties
• 
  Pteridium aquilinum (L.) Kuhn var. pubescens Underw. Native PTAQP2

  hairy brackenfern · Dennstaedtiaceae 13 counties
• 
  Pterospora andromedea Nutt. Native PTAN2

  woodland pinedrops · Monotropaceae 13 counties
• 
  Pteryxia hendersonii (J.M. Coult. & Rose) Mathias & Constance Native PTHE

  Henderson's wavewing · Apiaceae 2 counties
• 
  Pteryxia petraea (M.E. Jones) J.M. Coult. & Rose Native PTPE

  rockloving wavewing · Apiaceae 2 counties
• 
  Pteryxia terebinthina (Hook.) J.M. Coult. & Rose Native PTTE

  turpentine wavewing · Apiaceae 2 counties
• 
  Pteryxia terebinthina (Hook.) J.M. Coult. & Rose var. albiflora (Torr. & A. Gray) Mathias Native PTTEA

  turpentine wavewing · Apiaceae 2 counties
• 
  Ptilagrostis porteri (Rydb.) W.A. Weber Native PTPO

  Porter's false needlegrass · Poaceae 3 counties
• 
  Puccinellia distans (Jacq.) Parl. Both PUDI

  weeping alkaligrass · Poaceae 6 counties
• 
  Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDID

  weeping alkaligrass · Poaceae 5 counties
• 
  Puccinellia nuttalliana (Schult.) Hitchc. Native PUNU2

  Nuttall's alkaligrass · Poaceae 22 counties