Clark County

Showing 501–537 of 537.

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  Townsendia exscapa (Richardson) Porter Native TOEX2

  stemless Townsend daisy · Asteraceae
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  Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

  western poison ivy · Anacardiaceae
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  Tradescantia occidentalis (Britton) Smyth Native TROC

  prairie spiderwort · Commelinaceae
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  Tradescantia occidentalis (Britton) Smyth var. occidentalis Native TROCO

  prairie spiderwort · Commelinaceae
• 
  Tragia ramosa Torr. Native TRRA5

  branched noseburn · Euphorbiaceae
• 
  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae
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  Tribulus terrestris L. Introduced TRTE

  puncturevine · Zygophyllaceae
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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
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  Trifolium repens L. Introduced TRRE3

  white clover · Fabaceae
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  Triodanis holzingeri McVaugh Native TRHO2

  Holzinger's Venus' looking-glass · Campanulaceae
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  Triodanis leptocarpa (Nutt.) Nieuwl. Native TRLE3

  slimpod Venus' looking-glass · Campanulaceae
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  Triodanis perfoliata (L.) Nieuwl. Native TRPE4

  clasping Venus' looking-glass · Campanulaceae
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  Tripsacum dactyloides (L.) L. Native TRDA3

  eastern gamagrass · Poaceae
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  Typha angustifolia L. Both TYAN

  narrowleaf cattail · Typhaceae
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  Typha latifolia L. Native TYLA

  broadleaf cattail · Typhaceae
• 
  Ulmus americana L. Native ULAM

  American elm · Ulmaceae
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  Ulmus pumila L. Introduced ULPU

  Siberian elm · Ulmaceae
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  Verbascum thapsus L. Introduced VETH

  common mullein · Scrophulariaceae
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  Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

  bigbract verbena · Verbenaceae
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  Verbena stricta Vent. Native VEST

  hoary verbena · Verbenaceae
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  Vernonia baldwinii Torr. Native VEBA

  Baldwin's ironweed · Asteraceae
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  Vernonia baldwinii Torr. ssp. interior (Small) Faust Native VEBAI2

  interior ironweed · Asteraceae
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  Veronica anagallis-aquatica L. Native VEAN2

  water speedwell · Scrophulariaceae
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  Veronica arvensis L. Introduced VEAR

  corn speedwell · Scrophulariaceae
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  Veronica peregrina L. Native VEPE2

  neckweed · Scrophulariaceae
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  Veronica peregrina L. ssp. xalapensis (Kunth) Pennell Native VEPEX2

  hairy purslane speedwell · Scrophulariaceae
• 
  Vicia americana Muhl. ex Willd. Native VIAM

  American vetch · Fabaceae
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  Vicia americana Muhl. ex Willd. ssp. minor (Hook.) C.R. Gunn Native VIAMM3

  mat vetch · Fabaceae
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  Viola bicolor Pursh Native VIBI

  field pansy · Violaceae
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  Vitis acerifolia Raf. Native VIAC2

  mapleleaf grape · Vitaceae
• 
  Vitis riparia Michx. Native VIRI

  riverbank grape · Vitaceae
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  Vulpia octoflora (Walter) Rydb. Native VUOC

  sixweeks fescue · Poaceae
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  Vulpia octoflora (Walter) Rydb. var. octoflora Native VUOCO

  sixweeks fescue · Poaceae
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  Yucca glauca Nutt. Native YUGL

  soapweed yucca · Agavaceae
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  Zannichellia palustris L. Native ZAPA

  horned pondweed · Zannichelliaceae
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  Zinnia grandiflora Nutt. Native ZIGR

  Rocky Mountain zinnia · Asteraceae