Knox County

Showing 1,201–1,250 of 1,348.

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  Streptopus lanceolatus (Aiton) Reveal Native STLA16

  twistedstalk · Liliaceae
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  Streptopus lanceolatus (Aiton) Reveal var. lanceolatus Native STLAL2

  twistedstalk · Liliaceae
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  Suaeda calceoliformis (Hook.) Moq. Native SUCA2

  Pursh seepweed · Chenopodiaceae
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  Suaeda linearis (Elliott) Moq. Native SULI

  annual seepweed · Chenopodiaceae
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  Suaeda maritima (L.) Dumort. Both SUMA

  herbaceous seepweed · Chenopodiaceae
• 
  Symphoricarpos albus (L.) S.F. Blake Native SYAL

  common snowberry · Caprifoliaceae
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  Symphoricarpos albus (L.) S.F. Blake var. laevigatus (Fernald) S.F. Blake Native SYALL

  common snowberry · Caprifoliaceae
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  Symphyotrichum boreale (Torr. & A. Gray) Á. Löve & D. Löve Native SYBO2

  northern bog aster · Asteraceae
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  Symphyotrichum dumosum (L.) G.L. Nesom Native SYDU2

  rice button aster · Asteraceae
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  Symphyotrichum dumosum (L.) G.L. Nesom var. dumosum Native SYDUD2

  rice button aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom Native SYLA6

  white panicle aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum Native SYLAL6

  white panicle aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum var. lanceolatum Native SYLAL4

  white panicle aster · Asteraceae
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  Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve Native SYLA4

  calico aster · Asteraceae
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  Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve var. lateriflorum Native SYLAL7

  calico aster · Asteraceae
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  Symphyotrichum novae-angliae (L.) G.L. Nesom Native SYNO2

  New England aster · Asteraceae
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  Symphyotrichum novi-belgii (L.) G.L. Nesom Native SYNO3

  New York aster · Asteraceae
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  Symphyotrichum puniceum (L.) Á. Löve & D. Löve Native SYPU

  purplestem aster · Asteraceae
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  Symphyotrichum puniceum (L.) Á. Löve & D. Löve var. puniceum Native SYPUP

  purplestem aster · Asteraceae
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  Symphyotrichum undulatum (L.) G.L. Nesom Native SYUN

  wavyleaf aster · Asteraceae
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  Symphytum asperum Lepechin Introduced SYAS

  prickly comfrey · Boraginaceae
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  Symphytum officinale L. Introduced SYOF

  common comfrey · Boraginaceae
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  Symplocarpus foetidus (L.) Salisb. ex W.P.C. Barton Native SYFO

  skunk cabbage · Araceae
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  Syringa vulgaris L. Introduced SYVU

  common lilac · Oleaceae
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  Tanacetum balsamita L. Introduced TABA

  costmary · Asteraceae
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  Tanacetum parthenium (L.) Sch. Bip. Introduced TAPA6

  feverfew · Asteraceae
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  Tanacetum vulgare L. Introduced TAVU

  common tansy · Asteraceae
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  Taraxacum laevigatum (Willd.) DC. Introduced TALA2

  rock dandelion · Asteraceae
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  Taraxacum officinale F.H. Wigg. Both TAOF

  common dandelion · Asteraceae
• 
  Taxus canadensis Marshall Native TACA7

  Canada yew · Taxaceae
• 
  Teucrium canadense L. Native TECA3

  Canada germander · Lamiaceae
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  Thalictrum dioicum L. Native THDI

  early meadow-rue · Ranunculaceae
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  Thalictrum pubescens Pursh Native THPU2

  king of the meadow · Ranunculaceae
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  Thelypteris noveboracensis (L.) Nieuwl. Native THNO

  New York fern · Thelypteridaceae
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  Thelypteris simulata (Davenport) Nieuwl. Native THSI2

  bog fern · Thelypteridaceae
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  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae
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  Thuja occidentalis L. Native THOC2

  arborvitae · Cupressaceae
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  Thymus pulegioides L. Introduced THPU5

  lemon thyme · Lamiaceae
• 
  Tiarella cordifolia L. Native TICO

  heartleaf foamflower · Saxifragaceae
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  Tiarella cordifolia L. var. cordifolia Native TICOC2

  heartleaf foamflower · Saxifragaceae
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  Tilia americana L. Native TIAM

  American basswood · Tiliaceae
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  Torreyochloa pallida (Torr.) Church Native TOPA6

  pale false mannagrass · Poaceae
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  Torreyochloa pallida (Torr.) Church var. pallida Native TOPAP

  pale false mannagrass · Poaceae
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  Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

  western poison ivy · Anacardiaceae
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  Tragopogon porrifolius L. Introduced TRPO

  salsify · Asteraceae
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  Tragopogon pratensis L. Introduced TRPR

  Jack-go-to-bed-at-noon · Asteraceae
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  Triadenum virginicum (L.) Raf. Native TRVI2

  Virginia marsh St. Johnswort · Clusiaceae
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  Trichophorum alpinum (L.) Pers. Native TRAL7

  alpine bulrush · Cyperaceae
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  Trichophorum cespitosum (L.) Hartm. Native TRCE3

  tufted bulrush · Cyperaceae
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  Trichostema dichotomum L. Native TRDI2

  forked bluecurls · Lamiaceae