Oklahoma

• Adair 40001
  462 taxa Open ↗
• Alfalfa 40003
  443 taxa Open ↗
• Atoka 40005
  275 taxa Open ↗
• Beaver 40007
  382 taxa Open ↗
• Beckham 40009
  298 taxa Open ↗
• Blaine 40011
  437 taxa Open ↗
• Bryan 40013
  935 taxa Open ↗
• Caddo 40015
  574 taxa Open ↗
• Canadian 40017
  444 taxa Open ↗
• Carter 40019
  424 taxa Open ↗

Showing 2,201–2,250 of 2,768.

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  Rudbeckia fulgida Aiton Native RUFU2

  orange coneflower · Asteraceae 1 county
• 
  Rudbeckia fulgida Aiton var. speciosa (Wender.) Perdue Native RUFUS3

  orange coneflower · Asteraceae 1 county
• 
  Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC. Native RUGR

  rough coneflower · Asteraceae 2 counties
• 
  Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC. var. grandiflora Native RUGRG

  rough coneflower · Asteraceae 2 counties
• 
  Rudbeckia hirta L. Native RUHI2

  blackeyed Susan · Asteraceae 45 counties
• 
  Rudbeckia hirta L. var. pulcherrima Farw. Native RUHIP

  blackeyed Susan · Asteraceae 45 counties
• 
  Rudbeckia laciniata L. Native RULA3

  cutleaf coneflower · Asteraceae 4 counties
• 
  Rudbeckia laciniata L. var. laciniata Native RULAL

  cutleaf coneflower · Asteraceae 4 counties
• 
  Rudbeckia missouriensis Engelm. ex C.L. Boynt. & Beadle Native RUMI

  Missouri orange coneflower · Asteraceae 1 county
• 
  Rudbeckia subtomentosa Pursh Native RUSU

  sweet coneflower · Asteraceae 8 counties
• 
  Rudbeckia triloba L. Native RUTR2

  browneyed Susan · Asteraceae 14 counties
• 
  Rudbeckia triloba L. var. triloba Native RUTRT

  browneyed Susan · Asteraceae 14 counties
• 
  Ruellia humilis Nutt. Native RUHU

  fringeleaf wild petunia · Acanthaceae 40 counties
• 
  Ruellia pedunculata Torr. ex A. Gray Native RUPE4

  stalked wild petunia · Acanthaceae 1 county
• 
  Ruellia pedunculata Torr. ex A. Gray ssp. pedunculata Native RUPEP2

  stalked wild petunia · Acanthaceae 1 county
• 
  Ruellia strepens L. Native RUST2

  limestone wild petunia · Acanthaceae 20 counties
• 
  Rumex acetosella L. Introduced RUAC3

  common sheep sorrel · Polygonaceae 6 counties
• 
  Rumex altissimus Alph. Wood Native RUAL4

  pale dock · Polygonaceae 39 counties
• 
  Rumex conglomeratus Murray Introduced RUCO2

  clustered dock · Polygonaceae 1 county
• 
  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae 25 counties
• 
  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly dock · Polygonaceae 25 counties
• 
  Rumex hastatulus Baldw. Native RUHA2

  heartwing sorrel · Polygonaceae 27 counties
• 
  Rumex hymenosepalus Torr. Native RUHY

  canaigre dock · Polygonaceae 4 counties
• 
  Rumex obtusifolius L. Introduced RUOB

  bitter dock · Polygonaceae 7 counties
• 
  Rumex patientia L. Introduced RUPA5

  patience dock · Polygonaceae 1 county
• 
  Rumex pulcher L. Introduced RUPU3

  fiddle dock · Polygonaceae 1 county
• 
  Rumex venosus Pursh Native RUVE2

  veiny dock · Polygonaceae 9 counties
• 
  Rumex verticillatus L. Native RUVE3

  swamp dock · Polygonaceae 3 counties
• 
  Ruppia cirrhosa (Petagna) Grande Native RUCI2

  spiral ditchgrass · Ruppiaceae 4 counties
• 
  Sabal minor (Jacq.) Pers. Native SAMI8

  dwarf palmetto · Arecaceae 1 county
• 
  Sabatia angularis (L.) Pursh Native SAAN

  rosepink · Gentianaceae 3 counties
• 
  Sabatia campestris Nutt. Native SACA3

  Texas star · Gentianaceae 33 counties
• 
  Saccharum alopecuroides (L.) Nutt. Native SAAL21

  silver plumegrass · Poaceae 1 county
• 
  Sagina decumbens (Elliott) Torr. & A. Gray Native SADE

  trailing pearlwort · Caryophyllaceae 15 counties
• 
  Sagina decumbens (Elliott) Torr. & A. Gray ssp. decumbens Native SADED

  trailing pearlwort · Caryophyllaceae 15 counties
• 
  Sagittaria ambigua J.G. Sm. Native SAAM4

  Kansas arrowhead · Alismataceae 10 counties
• 
  Sagittaria brevirostra Mack. & Bush Native SABR8

  shortbeak arrowhead · Alismataceae 9 counties
• 
  Sagittaria calycina Engelm. Native SACA21

  hooded arrowhead · Alismataceae 8 counties
• 
  Sagittaria calycina Engelm. var. calycina Native SACAC

  hooded arrowhead · Alismataceae 8 counties
• 
  Sagittaria cuneata Sheldon Native SACU

  arumleaf arrowhead · Alismataceae 2 counties
• 
  Sagittaria graminea Michx. Native SAGR

  grassy arrowhead · Alismataceae 8 counties
• 
  Sagittaria graminea Michx. var. graminea Native SAGRG

  grassy arrowhead · Alismataceae 8 counties
• 
  Sagittaria latifolia Willd. Native SALA2

  broadleaf arrowhead · Alismataceae 9 counties
• 
  Sagittaria longiloba Engelm. ex J.G. Sm. Native SALO2

  longbarb arrowhead · Alismataceae 4 counties
• 
  Sagittaria rigida Pursh Native SARI

  sessilefruit arrowhead · Alismataceae 1 county
• 
  Salix amygdaloides Andersson Native SAAM2

  peachleaf willow · Salicaceae 4 counties
• 
  Salix caroliniana Michx. Native SACA5

  coastal plain willow · Salicaceae 18 counties
• 
  Salix eriocephala Michx. Native SAER

  Missouri River willow · Salicaceae 1 county
• 
  Salix humilis Marshall Native SAHU2

  prairie willow · Salicaceae 4 counties
• 
  Salix interior Rowlee Native SAIN3

  sandbar willow · Salicaceae 35 counties