Ohio

• Adams 39001
  1,331 taxa Open ↗
• Allen 39003
  1,038 taxa Open ↗
• Ashland 39005
  998 taxa Open ↗
• Ashtabula 39007
  1,437 taxa Open ↗
• Athens 39009
  1,149 taxa Open ↗
• Auglaize 39011
  958 taxa Open ↗
• Belmont 39013
  945 taxa Open ↗
• Brown 39015
  629 taxa Open ↗
• Butler 39017
  850 taxa Open ↗
• Carroll 39019
  933 taxa Open ↗

Showing 2,151–2,200 of 2,588 (native).

• 
  Scutellaria nervosa Pursh Native SCNE2

  veiny skullcap · Lamiaceae 44 counties
• 
  Scutellaria ovata Hill Native SCOV

  heartleaf skullcap · Lamiaceae 30 counties
• 
  Scutellaria ovata Hill ssp. ovata Native SCOVO

  heartleaf skullcap · Lamiaceae 30 counties
• 
  Scutellaria parvula Michx. Native SCPA7

  small skullcap · Lamiaceae 30 counties
• 
  Scutellaria parvula Michx. var. missouriensis (Torr.) Goodman & C.A. Lawson Native SCPAM

  Leonard's skullcap · Lamiaceae 20 counties
• 
  Scutellaria parvula Michx. var. parvula Native SCPAP3

  small skullcap · Lamiaceae 13 counties
• 
  Scutellaria saxatilis Riddell Native SCSA5

  smooth rock skullcap · Lamiaceae 11 counties
• 
  Scutellaria serrata Andrews Native SCSE5

  showy skullcap · Lamiaceae 7 counties
• 
  Sedum ternatum Michx. Native SETE3

  woodland stonecrop · Crassulaceae 59 counties
• 
  Selaginella apoda (L.) Spring Native SEAP

  meadow spikemoss · Selaginellaceae 1 county
• 
  Selaginella eclipes W.R. Buck Native SEEC

  hidden spikemoss · Selaginellaceae 4 counties
• 
  Selaginella rupestris (L.) Spring Native SERU

  northern selaginella · Selaginellaceae 5 counties
• 
  Senna hebecarpa (Fernald) Irwin & Barneby Native SEHE3

  American senna · Fabaceae 43 counties
• 
  Senna marilandica (L.) Link Native SEMA11

  Maryland senna · Fabaceae 25 counties
• 
  Senna obtusifolia (L.) Irwin & Barneby Native SEOB4

  Java-bean · Fabaceae 1 county
• 
  Sericocarpus asteroides (L.) Britton, Sterns & Poggenb. Native SEAS3

  toothed whitetop aster · Asteraceae 22 counties
• 
  Sericocarpus linifolius (L.) Britton, Sterns & Poggenb. Native SELI5

  narrowleaf whitetop aster · Asteraceae 4 counties
• 
  Setaria parviflora (Poir.) Kerguélen Native SEPA10

  marsh bristlegrass · Poaceae 1 county
• 
  Shepherdia canadensis (L.) Nutt. Native SHCA

  russet buffaloberry · Elaeagnaceae 8 counties
• 
  Sibara virginica (L.) Rollins Native SIVI2

  Virginia winged rockcress · Brassicaceae 2 counties
• 
  Sicyos angulatus L. Native SIAN

  oneseed bur cucumber · Cucurbitaceae 60 counties
• 
  Sida hermaphrodita (L.) Rusby Native SIHE3

  Virginia fanpetals · Malvaceae 10 counties
• 
  Sida spinosa L. Native SISP

  prickly fanpetals · Malvaceae 57 counties
• 
  Silene antirrhina L. Native SIAN2

  sleepy silene · Caryophyllaceae 52 counties
• 
  Silene caroliniana Walter Native SICA6

  sticky catchfly · Caryophyllaceae 12 counties
• 
  Silene caroliniana Walter ssp. pensylvanica (Michx.) R.T. Clausen Native SICAP

  Pennsylvania catchfly · Caryophyllaceae 10 counties
• 
  Silene caroliniana Walter ssp. wherryi (Small) R.T. Clausen Native SICAW

  Wherry's catchfly · Caryophyllaceae 5 counties
• 
  Silene nivea (Nutt.) Muhl. ex Otth Native SINI

  evening campion · Caryophyllaceae 5 counties
• 
  Silene regia Sims Native SIRE2

  royal catchfly · Caryophyllaceae 6 counties
• 
  Silene rotundifolia Nutt. Native SIRO4

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

  widowsfrill · Caryophyllaceae 51 counties
• 
  Silene virginica L. Native SIVI4

  fire pink · Caryophyllaceae 68 counties
• 
  Silene virginica L. var. virginica Native SIVIV

  fire pink · Caryophyllaceae 68 counties
• 
  Silphium integrifolium Michx. Native SIIN2

  wholeleaf rosinweed · Asteraceae 2 counties
• 
  Silphium laciniatum L. Native SILA3

  compassplant · Asteraceae 3 counties
• 
  Silphium laciniatum L. var. laciniatum Native SILAL2

  compassplant · Asteraceae 3 counties
• 
  Silphium perfoliatum L. Native SIPE2

  cup plant · Asteraceae 53 counties
• 
  Silphium perfoliatum L. var. perfoliatum Native SIPEP

  cup plant · Asteraceae 53 counties
• 
  Silphium terebinthinaceum Jacq. Native SITE

  prairie rosinweed · Asteraceae 24 counties
• 
  Silphium terebinthinaceum Jacq. var. luciae-brauniae Steyerm. Native SITEL2

  Lucy Braun's rosinweed · Asteraceae 1 county
• 
  Silphium terebinthinaceum Jacq. var. terebinthinaceum Native SITET

  prairie rosinweed · Asteraceae 24 counties
• ⚘
  Silphium trifoliatum L. Native SITR7

  whorled rosinweed · Asteraceae 56 counties
• ⚘
  Silphium trifoliatum L. var. trifoliatum Native SITRT

  whorled rosinweed · Asteraceae 1 county
• 
  Sisyrinchium albidum Raf. Native SIAL3

  white blue-eyed grass · Iridaceae 25 counties
• 
  Sisyrinchium angustifolium Mill. Native SIAN3

  narrowleaf blue-eyed grass · Iridaceae 74 counties
• 
  Sisyrinchium atlanticum E.P. Bicknell Native SIAT

  eastern blue-eyed grass · Iridaceae 2 counties
• 
  Sisyrinchium montanum Greene Native SIMO2

  strict blue-eyed grass · Iridaceae 4 counties
• 
  Sisyrinchium montanum Greene var. crebrum Fernald Native SIMOC

  strict blue-eyed grass · Iridaceae 4 counties
• 
  Sisyrinchium mucronatum Michx. Native SIMU3

  needletip blue-eyed grass · Iridaceae 3 counties
• 
  Sium suave Walter Native SISU2

  hemlock waterparsnip · Apiaceae 53 counties