Summit County

Showing 1,151–1,200 of 1,431.

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  Scirpus pendulus Muhl. Native SCPE4

  rufous bulrush · Cyperaceae
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  Scleranthus annuus L. Introduced SCAN2

  German knotgrass · Caryophyllaceae
• 
  Scrophularia lanceolata Pursh Native SCLA

  lanceleaf figwort · Scrophulariaceae
• 
  Scrophularia marilandica L. Native SCMA2

  carpenter's square · Scrophulariaceae
• 
  Scutellaria galericulata L. Native SCGA

  marsh skullcap · Lamiaceae
• 
  Scutellaria incana Biehler Native SCIN

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

  hoary skullcap · Lamiaceae
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  Scutellaria lateriflora L. Native SCLA2

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

  blue skullcap · Lamiaceae
• 
  Securigera varia (L.) Lassen Introduced SEVA4

  crownvetch · Fabaceae
• 
  Sedum ternatum Michx. Native SETE3

  woodland stonecrop · Crassulaceae
• 
  Senecio vulgaris L. Introduced SEVU

  old-man-in-the-Spring · Asteraceae
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  Senna hebecarpa (Fernald) Irwin & Barneby Native SEHE3

  American senna · Fabaceae
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  Sericocarpus asteroides (L.) Britton, Sterns & Poggenb. Native SEAS3

  toothed whitetop aster · Asteraceae
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  Shepherdia canadensis (L.) Nutt. Native SHCA

  russet buffaloberry · Elaeagnaceae
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  Sicyos angulatus L. Native SIAN

  oneseed bur cucumber · Cucurbitaceae
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  Sida spinosa L. Native SISP

  prickly fanpetals · Malvaceae
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  Silene antirrhina L. Native SIAN2

  sleepy silene · Caryophyllaceae
• 
  Silene armeria L. Introduced SIAR

  sweet William silene · Caryophyllaceae
• 
  Silene caroliniana Walter Native SICA6

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

  Pennsylvania catchfly · Caryophyllaceae
• 
  Silene latifolia Poir. Introduced SILA21

  bladder campion · Caryophyllaceae
• 
  Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet Introduced SILAA3

  bladder campion · Caryophyllaceae
• 
  Silene noctiflora L. Introduced SINO

  nightflowering silene · Caryophyllaceae
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  Silene stellata (L.) W.T. Aiton Native SIST

  widowsfrill · Caryophyllaceae
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  Silene virginica L. Native SIVI4

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

  fire pink · Caryophyllaceae
• 
  Silene vulgaris (Moench) Garcke Introduced SIVU

  maidenstears · Caryophyllaceae
• 
  Silphium laciniatum L. Native SILA3

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

  compassplant · Asteraceae
• 
  Silphium perfoliatum L. Native SIPE2

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

  cup plant · Asteraceae
• ⚘
  Silphium trifoliatum L. Native SITR7

  whorled rosinweed · Asteraceae
• 
  Sinapis arvensis L. Introduced SIAR4

  charlock mustard · Brassicaceae
• 
  Sinapis arvensis L. ssp. arvensis Introduced SIARA

  wild mustard · Brassicaceae
• 
  Sisymbrium altissimum L. Introduced SIAL2

  tall tumblemustard · Brassicaceae
• 
  Sisymbrium officinale (L.) Scop. Introduced SIOF

  hedgemustard · Brassicaceae
• 
  Sisyrinchium angustifolium Mill. Native SIAN3

  narrowleaf blue-eyed grass · Iridaceae
• 
  Sisyrinchium montanum Greene Native SIMO2

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

  strict blue-eyed grass · Iridaceae
• 
  Sium suave Walter Native SISU2

  hemlock waterparsnip · Apiaceae
• 
  Smilax ecirrhata (Engelm. ex Kunth) S. Watson Native SMEC

  upright carrionflower · Smilacaceae
• 
  Smilax glauca Walter Native SMGL

  cat greenbrier · Smilacaceae
• 
  Smilax herbacea L. Native SMHE

  smooth carrionflower · Smilacaceae
• 
  Smilax rotundifolia L. Native SMRO

  roundleaf greenbrier · Smilacaceae
• 
  Smilax tamnoides L. Native SMTA2

  bristly greenbrier · Smilacaceae
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  Solanum carolinense L. Native SOCA3

  Carolina horsenettle · Solanaceae
• 
  Solanum carolinense L. var. carolinense Native SOCAC4

  Carolina horsenettle · Solanaceae
• 
  Solanum dulcamara L. Introduced SODU

  climbing nightshade · Solanaceae
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  Solanum dulcamara L. var. dulcamara Introduced SODUD

  climbing nightshade · Solanaceae