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 2,801–2,850 of 3,424.

• 
  Schoenoplectus pungens (Vahl) Palla Native SCPU10

  common threesquare · Cyperaceae 36 counties
• 
  Schoenoplectus pungens (Vahl) Palla var. pungens Native SCPUP5

  common threesquare · Cyperaceae 36 counties
• 
  Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

  softstem bulrush · Cyperaceae 66 counties
• 
  Schoenoplectus torreyi (Olney) Palla Native SCTO3

  Torrey's bulrush · Cyperaceae 3 counties
• 
  Scilla siberica Andrews Introduced SCSI2

  Siberian squill · Liliaceae 1 county
• 
  Scirpus atrovirens Willd. Native SCAT2

  green bulrush · Cyperaceae 72 counties
• 
  Scirpus cyperinus (L.) Kunth Native SCCY

  woolgrass · Cyperaceae 59 counties
• 
  Scirpus expansus Fernald Native SCEX

  woodland bulrush · Cyperaceae 3 counties
• 
  Scirpus georgianus Harper Native SCGE2

  Georgia bulrush · Cyperaceae 19 counties
• 
  Scirpus pedicellatus Fernald Native SCPE3

  stalked bulrush · Cyperaceae 6 counties
• 
  Scirpus pendulus Muhl. Native SCPE4

  rufous bulrush · Cyperaceae 54 counties
• 
  Scirpus polyphyllus Vahl Native SCPO2

  leafy bulrush · Cyperaceae 30 counties
• 
  Scleranthus annuus L. Introduced SCAN2

  German knotgrass · Caryophyllaceae 8 counties
• 
  Scleria pauciflora Muhl. ex Willd. Native SCPA5

  fewflower nutrush · Cyperaceae 6 counties
• 
  Scleria triglomerata Michx. Native SCTR

  whip nutrush · Cyperaceae 8 counties
• 
  Scleria verticillata Muhl. ex Willd. Native SCVE2

  low nutrush · Cyperaceae 8 counties
• 
  Sclerochloa dura (L.) P. Beauv. Introduced SCDU2

  common hardgrass · Poaceae 60 counties
• 
  Scrophularia lanceolata Pursh Native SCLA

  lanceleaf figwort · Scrophulariaceae 22 counties
• 
  Scrophularia marilandica L. Native SCMA2

  carpenter's square · Scrophulariaceae 81 counties
• 
  Scutellaria elliptica Muhl. ex Spreng. Native SCEL

  hairy skullcap · Lamiaceae 14 counties
• 
  Scutellaria galericulata L. Native SCGA

  marsh skullcap · Lamiaceae 34 counties
• 
  Scutellaria incana Biehler Native SCIN

  hoary skullcap · Lamiaceae 61 counties
• 
  Scutellaria incana Biehler var. incana Native SCINI2

  hoary skullcap · Lamiaceae 61 counties
• 
  Scutellaria integrifolia L. Native SCIN2

  helmet flower · Lamiaceae 10 counties
• 
  Scutellaria lateriflora L. Native SCLA2

  blue skullcap · Lamiaceae 80 counties
• 
  Scutellaria lateriflora L. var. lateriflora Native SCLAL2

  blue skullcap · Lamiaceae 80 counties
• 
  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
• 
  Secale cereale L. Introduced SECE

  cereal rye · Poaceae 5 counties
• 
  Securigera varia (L.) Lassen Introduced SEVA4

  crownvetch · Fabaceae 20 counties
• 
  Sedum acre L. Introduced SEAC

  goldmoss stonecrop · Crassulaceae 8 counties
• 
  Sedum album L. Introduced SEAL

  white stonecrop · Crassulaceae 5 counties
• 
  Sedum reflexum L. Introduced SERE4

  Jenny's stonecrop · Crassulaceae 1 county
• 
  Sedum sarmentosum Bunge Introduced SESA

  stringy stonecrop · Crassulaceae 11 counties
• 
  Sedum sexangulare L. Introduced SESE6

  tasteless stonecrop · Crassulaceae 1 county
• 
  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
• 
  Senecio sylvaticus L. Introduced SESY

  woodland ragwort · Asteraceae 2 counties
• 
  Senecio vulgaris L. Introduced SEVU

  old-man-in-the-Spring · Asteraceae 18 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