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 2,151–2,200 of 2,679 (native).

• 
  Sapindus saponaria L. Native SASA4

  wingleaf soapberry · Sapindaceae 21 counties
• 
  Sapindus saponaria L. var. drummondii (Hook. & Arn.) L.D. Benson Native SASAD

  western soapberry · Sapindaceae 21 counties
• 
  Sassafras albidum (Nutt.) Nees Native SAAL5

  sassafras · Lauraceae 75 counties
• 
  Saururus cernuus L. Native SACE

  lizard's tail · Saururaceae 50 counties
• 
  Saxifraga palmeri Bush Native SAPA13

  Palmer's saxifrage · Saxifragaceae 26 counties
• 
  Saxifraga texana Buckley Native SATE4

  Texas saxifrage · Saxifragaceae 13 counties
• 
  Saxifraga virginiensis Michx. Native SAVI5

  early saxifrage · Saxifragaceae 8 counties
• 
  Saxifraga virginiensis Michx. var. virginiensis Native SAVIV

  early saxifrage · Saxifragaceae 8 counties
• 
  Schedonnardus paniculatus (Nutt.) Trel. Native SCPA

  tumblegrass · Poaceae 3 counties
• 
  Schisandra glabra (E.P. Bicknell) Rehder Native SCGL7

  bay starvine · Schisandraceae 4 counties
• 
  Schizachyrium scoparium (Michx.) Nash Native SCSC

  little bluestem · Poaceae 50 counties
• 
  Schizachyrium scoparium (Michx.) Nash var. divergens (Hack.) Gould Native SCSCD

  little bluestem · Poaceae 3 counties
• 
  Schizachyrium scoparium (Michx.) Nash var. scoparium Native SCSCS

  little bluestem · Poaceae 50 counties
• 
  Schoenolirion wrightii Sherman Native SCWR3

  Texas sunnybell · Liliaceae 5 counties
• 
  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve Native SCAC3

  hardstem bulrush · Cyperaceae 1 county
• 
  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus Native SCACA

  hardstem bulrush · Cyperaceae 1 county
• 
  Schoenoplectus californicus (C.A. Mey.) Palla Native SCCA11

  California bulrush · Cyperaceae 3 counties
• 
  Schoenoplectus pungens (Vahl) Palla Native SCPU10

  common threesquare · Cyperaceae 15 counties
• 
  Schoenoplectus pungens (Vahl) Palla var. pungens Native SCPUP5

  common threesquare · Cyperaceae 15 counties
• 
  Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

  softstem bulrush · Cyperaceae 7 counties
• 
  Scirpus atrovirens Willd. Native SCAT2

  green bulrush · Cyperaceae 13 counties
• 
  Scirpus cyperinus (L.) Kunth Native SCCY

  woolgrass · Cyperaceae 31 counties
• 
  Scirpus divaricatus Elliott Native SCDI2

  spreading bulrush · Cyperaceae 1 county
• 
  Scirpus georgianus Harper Native SCGE2

  Georgia bulrush · Cyperaceae 28 counties
• 
  Scirpus pendulus Muhl. Native SCPE4

  rufous bulrush · Cyperaceae 23 counties
• 
  Scirpus polyphyllus Vahl Native SCPO2

  leafy bulrush · Cyperaceae 1 county
• 
  Scleria ciliata Michx. Native SCCI

  fringed nutrush · Cyperaceae 7 counties
• 
  Scleria ciliata Michx. var. ciliata Native SCCIC

  fringed nutrush · Cyperaceae 7 counties
• 
  Scleria oligantha Michx. Native SCOL2

  littlehead nutrush · Cyperaceae 22 counties
• 
  Scleria pauciflora Muhl. ex Willd. Native SCPA5

  fewflower nutrush · Cyperaceae 5 counties
• 
  Scleria reticularis Michx. Native SCRE

  netted nutrush · Cyperaceae 2 counties
• 
  Scleria triglomerata Michx. Native SCTR

  whip nutrush · Cyperaceae 11 counties
• 
  Scleria verticillata Muhl. ex Willd. Native SCVE2

  low nutrush · Cyperaceae 2 counties
• 
  Scrophularia marilandica L. Native SCMA2

  carpenter's square · Scrophulariaceae 32 counties
• 
  Scutellaria bushii Britton Native SCBU

  Bush's skullcap · Lamiaceae 2 counties
• 
  Scutellaria cardiophylla Engelm. & A. Gray Native SCCA4

  gulf skullcap · Lamiaceae 4 counties
• 
  Scutellaria elliptica Muhl. ex Spreng. Native SCEL

  hairy skullcap · Lamiaceae 21 counties
• 
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica Native SCELE

  hairy skullcap · Lamiaceae 21 counties
• 
  Scutellaria incana Biehler Native SCIN

  hoary skullcap · Lamiaceae 9 counties
• 
  Scutellaria incana Biehler var. incana Native SCINI2

  hoary skullcap · Lamiaceae 9 counties
• 
  Scutellaria integrifolia L. Native SCIN2

  helmet flower · Lamiaceae 20 counties
• 
  Scutellaria lateriflora L. Native SCLA2

  blue skullcap · Lamiaceae 25 counties
• 
  Scutellaria lateriflora L. var. lateriflora Native SCLAL2

  blue skullcap · Lamiaceae 25 counties
• 
  Scutellaria ovata Hill Native SCOV

  heartleaf skullcap · Lamiaceae 38 counties
• 
  Scutellaria parvula Michx. Native SCPA7

  small skullcap · Lamiaceae 39 counties
• 
  Scutellaria parvula Michx. var. australis Fassett Native SCPAA2

  small skullcap · Lamiaceae 37 counties
• 
  Scutellaria parvula Michx. var. missouriensis (Torr.) Goodman & C.A. Lawson Native SCPAM

  Leonard's skullcap · Lamiaceae 3 counties
• 
  Scutellaria parvula Michx. var. parvula Native SCPAP3

  small skullcap · Lamiaceae 7 counties
• 
  Sedum nuttallianum Raf. Native SENU

  yellow stonecrop · Crassulaceae 9 counties
• 
  Sedum pulchellum Michx. Native SEPU

  widowscross · Crassulaceae 19 counties