Williams County

Showing 551–600 of 692.

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  Salsola tragus L. Introduced SATR12

  prickly Russian thistle · Chenopodiaceae
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  Sambucus nigra L. Both SANI4

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

  American black elderberry · Caprifoliaceae
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  Sambucus racemosa L. Native SARA2

  red elderberry · Caprifoliaceae
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  Sambucus racemosa L. var. racemosa Native SARAR3

  red elderberry · Caprifoliaceae
• 
  Sanguinaria canadensis L. Native SACA13

  bloodroot · Papaveraceae
• 
  Sanicula canadensis L. Native SACA15

  Canadian blacksnakeroot · Apiaceae
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  Sanicula marilandica L. Native SAMA2

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

  clustered blacksnakeroot · Apiaceae
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  Sanicula trifoliata E.P. Bicknell Native SATR4

  largefruit blacksnakeroot · Apiaceae
• 
  Saponaria officinalis L. Introduced SAOF4

  bouncingbet · Caryophyllaceae
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  Sarracenia purpurea L. Native SAPU4

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

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

  sassafras · Lauraceae
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  Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

  softstem bulrush · Cyperaceae
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  Scirpus atrovirens Willd. Native SCAT2

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

  woolgrass · Cyperaceae
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  Scirpus pendulus Muhl. Native SCPE4

  rufous bulrush · Cyperaceae
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  Scleria triglomerata Michx. Native SCTR

  whip nutrush · Cyperaceae
• 
  Sclerochloa dura (L.) P. Beauv. Introduced SCDU2

  common hardgrass · Poaceae
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  Scrophularia marilandica L. Native SCMA2

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

  marsh skullcap · Lamiaceae
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  Scutellaria incana Biehler Native SCIN

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

  hoary skullcap · Lamiaceae
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  Scutellaria lateriflora L. Native SCLA2

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

  blue skullcap · Lamiaceae
• 
  Sedum ternatum Michx. Native SETE3

  woodland stonecrop · Crassulaceae
• 
  Sida hermaphrodita (L.) Rusby Native SIHE3

  Virginia fanpetals · Malvaceae
• 
  Silene dichotoma Ehrh. Introduced SIDI2

  forked catchfly · Caryophyllaceae
• 
  Silene latifolia Poir. Introduced SILA21

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

  bladder campion · Caryophyllaceae
• 
  Silene vulgaris (Moench) Garcke Introduced SIVU

  maidenstears · Caryophyllaceae
• 
  Sinapis alba L. Introduced SIAL5

  white mustard · Brassicaceae
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  Sisymbrium officinale (L.) Scop. Introduced SIOF

  hedgemustard · Brassicaceae
• 
  Sium suave Walter Native SISU2

  hemlock waterparsnip · Apiaceae
• 
  Smilax lasioneura Hook. Native SMLA3

  Blue Ridge carrionflower · Smilacaceae
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  Smilax tamnoides L. Native SMTA2

  bristly greenbrier · Smilacaceae
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  Solanum carolinense L. Native SOCA3

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

  Carolina horsenettle · Solanaceae
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  Solanum dulcamara L. Introduced SODU

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

  climbing nightshade · Solanaceae
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  Solanum rostratum Dunal Native SORO

  buffalobur nightshade · Solanaceae
• 
  Solidago caesia L. Native SOCA4

  wreath goldenrod · Asteraceae
• 
  Solidago flexicaulis L. Native SOFL2

  zigzag goldenrod · Asteraceae
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  Solidago gigantea Aiton Native SOGI

  giant goldenrod · Asteraceae
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  Solidago rugosa Mill. Native SORU2

  wrinkleleaf goldenrod · Asteraceae
• 
  Solidago rugosa Mill. ssp. rugosa Native SORUR

  wrinkleleaf goldenrod · Asteraceae
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  Solidago ulmifolia Muhl. ex Willd. Native SOUL2

  elmleaf goldenrod · Asteraceae
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  Solidago ulmifolia Muhl. ex Willd. var. ulmifolia Native SOULU2

  elmleaf goldenrod · Asteraceae
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  Spergula arvensis L. Introduced SPAR

  corn spurry · Caryophyllaceae