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 2,201–2,250 of 2,679 (native).

• 
  Sedum ternatum Michx. Native SETE3

  woodland stonecrop · Crassulaceae 8 counties
• 
  Selaginella apoda (L.) Spring Native SEAP

  meadow spikemoss · Selaginellaceae 28 counties
• 
  Selaginella arenicola Underw. Native SEAR

  sand spikemoss · Selaginellaceae 5 counties
• 
  Selaginella arenicola Underw. ssp. riddellii (Van Eselt.) R. Tryon Native SEARR

  Riddell's spikemoss · Selaginellaceae 5 counties
• 
  Selaginella eclipes W.R. Buck Native SEEC

  hidden spikemoss · Selaginellaceae 11 counties
• 
  Selaginella rupestris (L.) Spring Native SERU

  northern selaginella · Selaginellaceae 12 counties
• 
  Selenia aurea Nutt. Native SEAU

  golden selenia · Brassicaceae 23 counties
• 
  Senna marilandica (L.) Link Native SEMA11

  Maryland senna · Fabaceae 42 counties
• 
  Senna obtusifolia (L.) Irwin & Barneby Native SEOB4

  Java-bean · Fabaceae 29 counties
• 
  Sesbania drummondii (Rydb.) Cory Native SEDR

  poisonbean · Fabaceae 4 counties
• 
  Sesbania herbacea (Mill.) McVaugh Native SEHE8

  bigpod sesbania · Fabaceae 34 counties
• 
  Sesbania vesicaria (Jacq.) Elliott Native SEVE

  bagpod · Fabaceae 18 counties
• 
  Setaria magna Griseb. Native SEMA6

  giant bristlegrass · Poaceae 3 counties
• 
  Setaria parviflora (Poir.) Kerguélen Native SEPA10

  marsh bristlegrass · Poaceae 58 counties
• 
  Seymeria cassioides (J.F. Gmel.) S.F. Blake Native SECA4

  yaupon blacksenna · Scrophulariaceae 3 counties
• 
  Sibara virginica (L.) Rollins Native SIVI2

  Virginia winged rockcress · Brassicaceae 42 counties
• 
  Sicyos angulatus L. Native SIAN

  oneseed bur cucumber · Cucurbitaceae 24 counties
• 
  Sida elliottii Torr. & A. Gray Native SIEL

  Elliott's fanpetals · Malvaceae 7 counties
• 
  Sida elliottii Torr. & A. Gray var. elliottii Native SIELE

  Elliott's fanpetals · Malvaceae 7 counties
• 
  Sida rhombifolia L. Native SIRH

  Cuban jute · Malvaceae 23 counties
• 
  Sida spinosa L. Native SISP

  prickly fanpetals · Malvaceae 56 counties
• 
  Sideroxylon lanuginosum Michx. Native SILA20

  gum bully · Sapotaceae 59 counties
• 
  Sideroxylon lanuginosum Michx. ssp. lanuginosum Native SILAL3

  gum bully · Sapotaceae 59 counties
• 
  Sideroxylon lanuginosum Michx. ssp. oblongifolium (Nutt.) T.D. Penn. Native SILAO

  gum bully · Sapotaceae 1 county
• 
  Sideroxylon lycioides L. Native SILY

  buckthorn bully · Sapotaceae 12 counties
• 
  Silene antirrhina L. Native SIAN2

  sleepy silene · Caryophyllaceae 24 counties
• 
  Silene ovata Pursh Native SIOV

  Blue Ridge catchfly · Caryophyllaceae 4 counties
• 
  Silene regia Sims Native SIRE2

  royal catchfly · Caryophyllaceae 7 counties
• 
  Silene stellata (L.) W.T. Aiton Native SIST

  widowsfrill · Caryophyllaceae 42 counties
• 
  Silene virginica L. Native SIVI4

  fire pink · Caryophyllaceae 44 counties
• 
  Silene virginica L. var. virginica Native SIVIV

  fire pink · Caryophyllaceae 44 counties
• 
  Silphium asteriscus L. Native SIAS2

  starry rosinweed · Asteraceae 1 county
• 
  Silphium asteriscus L. var. asteriscus Native SIASA3

  starry rosinweed · Asteraceae 1 county
• 
  Silphium integrifolium Michx. Native SIIN2

  wholeleaf rosinweed · Asteraceae 40 counties
• 
  Silphium integrifolium Michx. var. integrifolium Native SIINI

  wholeleaf rosinweed · Asteraceae 1 county
• 
  Silphium integrifolium Michx. var. laeve Torr. & A. Gray Native SIINL

  wholeleaf rosinweed · Asteraceae 4 counties
• 
  Silphium laciniatum L. Native SILA3

  compassplant · Asteraceae 35 counties
• 
  Silphium laciniatum L. var. laciniatum Native SILAL2

  compassplant · Asteraceae 18 counties
• 
  Silphium laciniatum L. var. robinsonii L.M. Perry Native SILAR

  Robinson's compassplant · Asteraceae 21 counties
• 
  Silphium perfoliatum L. Native SIPE2

  cup plant · Asteraceae 19 counties
• 
  Silphium perfoliatum L. var. perfoliatum Native SIPEP

  cup plant · Asteraceae 19 counties
• 
  Silphium radula Nutt. Native SIRA2

  roughstem rosinweed · Asteraceae 35 counties
• 
  Silphium terebinthinaceum Jacq. Native SITE

  prairie rosinweed · Asteraceae 13 counties
• 
  Silphium terebinthinaceum Jacq. var. terebinthinaceum Native SITET

  prairie rosinweed · Asteraceae 13 counties
• 
  Sisyrinchium albidum Raf. Native SIAL3

  white blue-eyed grass · Iridaceae 24 counties
• 
  Sisyrinchium angustifolium Mill. Native SIAN3

  narrowleaf blue-eyed grass · Iridaceae 46 counties
• 
  Sisyrinchium atlanticum E.P. Bicknell Native SIAT

  eastern blue-eyed grass · Iridaceae 11 counties
• 
  Sisyrinchium campestre E.P. Bicknell Native SICA9

  prairie blue-eyed grass · Iridaceae 26 counties
• 
  Sisyrinchium langloisii Greene Native SILA5

  roadside blue-eyed grass · Iridaceae 34 counties
• 
  Sisyrinchium minus Engelm. & A. Gray Native SIMI2

  dwarf blue-eyed grass · Iridaceae 1 county