Arkansas

• Arkansas 05001
  816 taxa Open ↗
• Ashley 05003
  1,236 taxa Open ↗
• Baxter 05005
  1,025 taxa Open ↗
• Benton 05007
  1,372 taxa Open ↗
• Boone 05009
  697 taxa Open ↗
• Bradley 05011
  1,145 taxa Open ↗
• Calhoun 05013
  573 taxa Open ↗
• Carroll 05015
  1,039 taxa Open ↗
• Chicot 05017
  440 taxa Open ↗
• Clark 05019
  896 taxa Open ↗

Showing 2,551–2,600 of 3,277.

• 
  Rudbeckia subtomentosa Pursh Native RUSU

  sweet coneflower · Asteraceae 25 counties
• 
  Rudbeckia triloba L. Native RUTR2

  browneyed Susan · Asteraceae 28 counties
• 
  Rudbeckia triloba L. var. triloba Native RUTRT

  browneyed Susan · Asteraceae 28 counties
• 
  Ruellia caroliniensis (J.F. Gmel.) Steud. Native RUCA4

  Carolina wild petunia · Acanthaceae 2 counties
• 
  Ruellia caroliniensis (J.F. Gmel.) Steud. ssp. caroliniensis Native RUCAC2

  Carolina wild petunia · Acanthaceae 1 county
• 
  Ruellia caroliniensis (J.F. Gmel.) Steud. ssp. caroliniensis var. caroliniensis Native RUCAC4

  Carolina wild petunia · Acanthaceae 1 county
• 
  Ruellia humilis Nutt. Native RUHU

  fringeleaf wild petunia · Acanthaceae 54 counties
• 
  Ruellia nudiflora (Engelm. & A. Gray) Urb. Native RUNU

  violet wild petunia · Acanthaceae 1 county
• 
  Ruellia nudiflora (Engelm. & A. Gray) Urb. var. nudiflora Native RUNUN

  violet wild petunia · Acanthaceae 1 county
• 
  Ruellia pedunculata Torr. ex A. Gray Native RUPE4

  stalked wild petunia · Acanthaceae 51 counties
• 
  Ruellia pedunculata Torr. ex A. Gray ssp. pedunculata Native RUPEP2

  stalked wild petunia · Acanthaceae 51 counties
• 
  Ruellia strepens L. Native RUST2

  limestone wild petunia · Acanthaceae 36 counties
• 
  Rumex acetosella L. Introduced RUAC3

  common sheep sorrel · Polygonaceae 40 counties
• 
  Rumex altissimus Alph. Wood Native RUAL4

  pale dock · Polygonaceae 29 counties
• 
  Rumex conglomeratus Murray Introduced RUCO2

  clustered dock · Polygonaceae 7 counties
• 
  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae 52 counties
• 
  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly dock · Polygonaceae 52 counties
• 
  Rumex hastatulus Baldw. Native RUHA2

  heartwing sorrel · Polygonaceae 39 counties
• 
  Rumex obtusifolius L. Introduced RUOB

  bitter dock · Polygonaceae 24 counties
• 
  Rumex pulcher L. Introduced RUPU3

  fiddle dock · Polygonaceae 23 counties
• 
  Rumex verticillatus L. Native RUVE3

  swamp dock · Polygonaceae 15 counties
• 
  Sabal minor (Jacq.) Pers. Native SAMI8

  dwarf palmetto · Arecaceae 17 counties
• 
  Sabatia angularis (L.) Pursh Native SAAN

  rosepink · Gentianaceae 48 counties
• 
  Sabatia brachiata Elliott Native SABR9

  narrowleaf rose gentian · Gentianaceae 11 counties
• 
  Sabatia campanulata (L.) Torr. Native SACA26

  slender rose gentian · Gentianaceae 3 counties
• 
  Sabatia campestris Nutt. Native SACA3

  Texas star · Gentianaceae 23 counties
• 
  Sabatia gentianoides Elliott Native SAGE

  pinewoods rose gentian · Gentianaceae 1 county
• 
  Saccharum alopecuroides (L.) Nutt. Native SAAL21

  silver plumegrass · Poaceae 25 counties
• 
  Saccharum baldwinii Spreng. Native SABA10

  narrow plumegrass · Poaceae 18 counties
• 
  Saccharum brevibarbe (Michx.) Pers. Native SABR18

  shortbeard plumegrass · Poaceae 29 counties
• 
  Saccharum brevibarbe (Michx.) Pers. var. brevibarbe Native SABRB5

  shortbeard plumegrass · Poaceae 4 counties
• 
  Saccharum brevibarbe (Michx.) Pers. var. contortum (Elliott) R. Webster Native SABRC3

  sortbeard plumegrass · Poaceae 29 counties
• 
  Saccharum giganteum (Walter) Pers. Native SAGI

  sugarcane plumegrass · Poaceae 16 counties
• 
  Sacciolepis striata (L.) Nash Native SAST

  American cupscale · Poaceae 5 counties
• 
  Sagina decumbens (Elliott) Torr. & A. Gray Native SADE

  trailing pearlwort · Caryophyllaceae 33 counties
• 
  Sagina decumbens (Elliott) Torr. & A. Gray ssp. decumbens Native SADED

  trailing pearlwort · Caryophyllaceae 33 counties
• 
  Sagittaria australis (J.G. Sm.) Small Native SAAU2

  longbeak arrowhead · Alismataceae 2 counties
• 
  Sagittaria brevirostra Mack. & Bush Native SABR8

  shortbeak arrowhead · Alismataceae 1 county
• 
  Sagittaria calycina Engelm. Native SACA21

  hooded arrowhead · Alismataceae 11 counties
• 
  Sagittaria calycina Engelm. var. calycina Native SACAC

  hooded arrowhead · Alismataceae 11 counties
• 
  Sagittaria graminea Michx. Native SAGR

  grassy arrowhead · Alismataceae 31 counties
• 
  Sagittaria graminea Michx. var. graminea Native SAGRG

  grassy arrowhead · Alismataceae 30 counties
• 
  Sagittaria latifolia Willd. Native SALA2

  broadleaf arrowhead · Alismataceae 22 counties
• 
  Sagittaria montevidensis Cham. & Schltdl. Introduced SAMO

  giant arrowhead · Alismataceae 1 county
• 
  Sagittaria papillosa Buchenau Native SAPA2

  nipplebract arrowhead · Alismataceae 10 counties
• 
  Sagittaria platyphylla (Engelm.) J.G. Sm. Native SAPL

  delta arrowhead · Alismataceae 25 counties
• 
  Sagittaria rigida Pursh Native SARI

  sessilefruit arrowhead · Alismataceae 1 county
• 
  Salix caroliniana Michx. Native SACA5

  coastal plain willow · Salicaceae 45 counties
• 
  Salix discolor Muhl. Native SADI

  pussy willow · Salicaceae 1 county
• 
  Salix eriocephala Michx. Native SAER

  Missouri River willow · Salicaceae 8 counties