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 2,751–2,800 of 3,424.

• 
  Salsola tragus L. Introduced SATR12

  prickly Russian thistle · Chenopodiaceae 42 counties
• 
  Salvia azurea Michx. ex Lam. Native SAAZ

  azure blue sage · Lamiaceae 4 counties
• 
  Salvia azurea Michx. ex Lam. var. grandiflora Benth. Native SAAZG

  pitcher sage · Lamiaceae 4 counties
• 
  Salvia coccinea P.J. Buchoz ex Etlinger Native SACO5

  blood sage · Lamiaceae 1 county
• 
  Salvia lyrata L. Native SALY2

  lyreleaf sage · Lamiaceae 16 counties
• 
  Salvia officinalis L. Introduced SAOF2

  kitchen sage · Lamiaceae 4 counties
• 
  Salvia pratensis L. Introduced SAPR2

  introduced sage · Lamiaceae 2 counties
• 
  Salvia reflexa Hornem. Native SARE3

  lanceleaf sage · Lamiaceae 11 counties
• 
  Salvia splendens Sellow ex Roem. & Schult. Introduced SASP6

  scarlet sage · Lamiaceae 1 county
• ⚘
  Salvia ×superba Stapf [×sylvestris × villicaulis] Introduced SASU11

  sage · Lamiaceae 1 county
• 
  Sambucus nigra L. Both SANI4

  black elderberry · Caprifoliaceae 84 counties
• 
  Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4

  American black elderberry · Caprifoliaceae 84 counties
• 
  Sambucus racemosa L. Native SARA2

  red elderberry · Caprifoliaceae 28 counties
• 
  Sambucus racemosa L. var. racemosa Native SARAR3

  red elderberry · Caprifoliaceae 28 counties
• 
  Samolus valerandi L. Both SAVA3

  seaside brookweed · Primulaceae 63 counties
• 
  Samolus valerandi L. ssp. parviflorus (Raf.) Hultén Native SAVAP

  seaside brookweed · Primulaceae 63 counties
• 
  Sanguinaria canadensis L. Native SACA13

  bloodroot · Papaveraceae 84 counties
• 
  Sanguisorba canadensis L. Native SACA14

  Canadian burnet · Rosaceae 18 counties
• 
  Sanguisorba minor Scop. Introduced SAMI3

  small burnet · Rosaceae 1 county
• 
  Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro Introduced SAMIB2

  small burnet · Rosaceae 1 county
• 
  Sanicula canadensis L. Native SACA15

  Canadian blacksnakeroot · Apiaceae 85 counties
• 
  Sanicula canadensis L. var. canadensis Native SACAC2

  Canadian blacksnakeroot · Apiaceae 2 counties
• 
  Sanicula canadensis L. var. grandis Fernald Native SACAG2

  Canadian blacksnakeroot · Apiaceae 2 counties
• 
  Sanicula marilandica L. Native SAMA2

  Maryland sanicle · Apiaceae 32 counties
• 
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe Native SAOD

  clustered blacksnakeroot · Apiaceae 76 counties
• 
  Sanicula smallii E.P. Bicknell Native SASM

  Small's blacksnakeroot · Apiaceae 1 county
• 
  Sanicula trifoliata E.P. Bicknell Native SATR4

  largefruit blacksnakeroot · Apiaceae 71 counties
• 
  Saponaria officinalis L. Introduced SAOF4

  bouncingbet · Caryophyllaceae 69 counties
• 
  Sarracenia purpurea L. Native SAPU4

  purple pitcherplant · Sarraceniaceae 14 counties
• 
  Sarracenia purpurea L. ssp. purpurea var. purpurea Native SAPUP6

  northern purple pitcherplant · Sarraceniaceae 14 counties
• 
  Sassafras albidum (Nutt.) Nees Native SAAL5

  sassafras · Lauraceae 81 counties
• 
  Satureja hortensis L. Introduced SAHO3

  summer savory · Lamiaceae 3 counties
• 
  Saururus cernuus L. Native SACE

  lizard's tail · Saururaceae 52 counties
• 
  Saxifraga pensylvanica L. Native SAPE8

  eastern swamp saxifrage · Saxifragaceae 34 counties
• 
  Saxifraga virginiensis Michx. Native SAVI5

  early saxifrage · Saxifragaceae 44 counties
• 
  Saxifraga virginiensis Michx. var. virginiensis Native SAVIV

  early saxifrage · Saxifragaceae 44 counties
• 
  Scabiosa columbaria L. Introduced SCCO6

  dove pincushions · Dipsacaceae 1 county
• 
  Scandix pecten-veneris L. Introduced SCPE

  shepherdsneedle · Apiaceae 1 county
• 
  Schedonorus arundinaceus (Schreb.) Dumort., nom. cons. Introduced SCAR7

  tall fescue · Poaceae 4 counties
• 
  Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

  meadow fescue · Poaceae 5 counties
• 
  Scheuchzeria palustris L. Native SCPA2

  rannoch-rush · Scheuchzeriaceae 6 counties
• 
  Scheuchzeria palustris L. ssp. americana (Fernald) Hultén Native SCPAA3

  rannoch-rush · Scheuchzeriaceae 6 counties
• 
  Schizachne purpurascens (Torr.) Swallen Native SCPU

  false melic · Poaceae 3 counties
• 
  Schizachyrium scoparium (Michx.) Nash Native SCSC

  little bluestem · Poaceae 69 counties
• 
  Schizachyrium scoparium (Michx.) Nash var. scoparium Native SCSCS

  little bluestem · Poaceae 69 counties
• 
  Schoenoplectiella mucronata (L.) J. Jung & H.K. Choi Introduced SCMU15

  bog bulrush · Cyperaceae 4 counties
• 
  Schoenoplectiella purshiana (Fernald) Lye Native SCPU14

  weakstalk bulrush · Cyperaceae 8 counties
• 
  Schoenoplectiella saximontana (Fernald) Lye Native SCSA11

  Rocky Mountain bulrush · Cyperaceae 1 county
• 
  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve Native SCAC3

  hardstem bulrush · Cyperaceae 8 counties
• 
  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus Native SCACA

  hardstem bulrush · Cyperaceae 8 counties