Knox County

Showing 951–1,000 of 1,050.

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  Thelypteris palustris Schott var. pubescens (G. Lawson) Fernald Native THPAP

  eastern marsh fern · Thelypteridaceae
• 
  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae
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  Tilia americana L. Native TIAM

  American basswood · Tiliaceae
• 
  Tilia americana L. var. americana Native TIAMA

  American basswood · Tiliaceae
• 
  Toxicodendron radicans (L.) Kuntze Native TORA2

  eastern poison ivy · Anacardiaceae
• 
  Toxicodendron radicans (L.) Kuntze ssp. negundo (Greene) Gillis Native TORAN

  eastern poison ivy · Anacardiaceae
• 
  Toxicodendron vernix (L.) Kuntze Native TOVE

  poison sumac · Anacardiaceae
• 
  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae
• 
  Tragopogon porrifolius L. Introduced TRPO

  salsify · Asteraceae
• 
  Tragopogon pratensis L. Introduced TRPR

  Jack-go-to-bed-at-noon · Asteraceae
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  Trichophorum planifolium (Spreng.) Palla Native TRPL6

  bashful bulrush · Cyperaceae
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  Trichostema dichotomum L. Native TRDI2

  forked bluecurls · Lamiaceae
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  Tridens flavus (L.) Hitchc. Native TRFL2

  purpletop tridens · Poaceae
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  Tridens flavus (L.) Hitchc. var. flavus Native TRFLF

  purpletop tridens · Poaceae
• 
  Trifolium arvense L. Introduced TRAR4

  rabbitfoot clover · Fabaceae
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  Trifolium aureum Pollich Introduced TRAU2

  golden clover · Fabaceae
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  Trifolium campestre Schreb. Introduced TRCA5

  field clover · Fabaceae
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  Trifolium hybridum L. Introduced TRHY

  alsike clover · Fabaceae
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  Trifolium pratense L. Introduced TRPR2

  red clover · Fabaceae
• 
  Trifolium repens L. Introduced TRRE3

  white clover · Fabaceae
• 
  Trillium flexipes Raf. Native TRFL6

  nodding wakerobin · Liliaceae
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  Trillium grandiflorum (Michx.) Salisb. Native TRGR4

  white trillium · Liliaceae
• 
  Trillium sessile L. Native TRSE2

  toadshade · Liliaceae
• 
  Triodanis perfoliata (L.) Nieuwl. Native TRPE4

  clasping Venus' looking-glass · Campanulaceae
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  Triosteum aurantiacum E.P. Bicknell Native TRAU4

  orangefruit horse-gentian · Caprifoliaceae
• 
  Triosteum perfoliatum L. Native TRPE5

  feverwort · Caprifoliaceae
• 
  Tussilago farfara L. Introduced TUFA

  coltsfoot · Asteraceae
• 
  Typha angustifolia L. Both TYAN

  narrowleaf cattail · Typhaceae
• 
  Typha latifolia L. Native TYLA

  broadleaf cattail · Typhaceae
• 
  Ulmus americana L. Native ULAM

  American elm · Ulmaceae
• 
  Ulmus rubra Muhl. Native ULRU

  slippery elm · Ulmaceae
• 
  Urtica dioica L. Both URDI

  stinging nettle · Urticaceae
• 
  Utricularia minor L. Native UTMI

  lesser bladderwort · Lentibulariaceae
• 
  Uvularia grandiflora Sm. Native UVGR

  largeflower bellwort · Liliaceae
• 
  Uvularia perfoliata L. Native UVPE

  perfoliate bellwort · Liliaceae
• 
  Uvularia sessilifolia L. Native UVSE

  sessileleaf bellwort · Liliaceae
• 
  Vaccinium angustifolium Aiton Native VAAN

  lowbush blueberry · Ericaceae
• 
  Vaccinium corymbosum L. Native VACO

  highbush blueberry · Ericaceae
• 
  Vaccinium pallidum Aiton Native VAPA4

  Blue Ridge blueberry · Ericaceae
• 
  Valerianella chenopodiifolia (Pursh) DC. Native VACH

  goosefoot cornsalad · Valerianaceae
• 
  Valerianella umbilicata (Sull.) Alph. Wood Native VAUM

  navel cornsalad · Valerianaceae
• 
  Verbascum blattaria L. Introduced VEBL

  moth mullein · Scrophulariaceae
• 
  Verbascum thapsus L. Introduced VETH

  common mullein · Scrophulariaceae
• 
  Verbena hastata L. Native VEHA2

  swamp verbena · Verbenaceae
• 
  Verbena hastata L. var. hastata Native VEHAH

  swamp verbena · Verbenaceae
• 
  Verbena urticifolia L. Native VEUR

  white vervain · Verbenaceae
• 
  Verbena urticifolia L. var. urticifolia Native VEURU

  white vervain · Verbenaceae
• 
  Verbesina alternifolia (L.) Britton ex Kearney Native VEAL

  wingstem · Asteraceae
• 
  Vernonia gigantea (Walter) Trel. Native VEGI

  giant ironweed · Asteraceae
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  Vernonia gigantea (Walter) Trel. ssp. gigantea Native VEGIG

  giant ironweed · Asteraceae