York County

Showing 1,401–1,450 of 1,545.

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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
• 
  Thalictrum pubescens Pursh Native THPU2

  king of the meadow · Ranunculaceae
• 
  Thalictrum thalictroides (L.) Eames & B. Boivin Native THTH2

  rue anemone · Ranunculaceae
• 
  Thelypteris noveboracensis (L.) Nieuwl. Native THNO

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

  bog fern · Thelypteridaceae
• 
  Thinopyrum pycnanthum (Godr.) Barkworth Introduced THPY4

  tick quackgrass · Poaceae
• 
  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
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  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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  Tilia platyphyllos Scop. Introduced TIPL

  largeleaf linden · 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
• 
  Toxicodendron radicans (L.) Kuntze Native TORA2

  eastern poison ivy · Anacardiaceae
• 
  Toxicodendron radicans (L.) Kuntze ssp. radicans Native TORAR

  eastern poison ivy · Anacardiaceae
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  Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

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

  poison sumac · Anacardiaceae
• 
  Tradescantia virginiana L. Native TRVI

  Virginia spiderwort · Commelinaceae
• 
  Tragopogon pratensis L. Introduced TRPR

  Jack-go-to-bed-at-noon · Asteraceae
• 
  Tragus berteronianus Schult. Introduced TRBE

  spiked bur grass · Poaceae
• 
  Tragus racemosus (L.) All. Introduced TRRA

  stalked bur grass · Poaceae
• 
  Triadenum virginicum (L.) Raf. Native TRVI2

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

  alpine bulrush · Cyperaceae
• 
  Trichophorum planifolium (Spreng.) Palla Native TRPL6

  bashful bulrush · Cyperaceae
• 
  Trichostema dichotomum L. Native TRDI2

  forked bluecurls · Lamiaceae
• 
  Trientalis borealis Raf. Native TRBO2

  starflower · Primulaceae
• 
  Trientalis borealis Raf. ssp. borealis Native TRBOB

  starflower · Primulaceae
• 
  Trifolium arvense L. Introduced TRAR4

  rabbitfoot clover · Fabaceae
• 
  Trifolium aureum Pollich Introduced TRAU2

  golden clover · Fabaceae
• 
  Trifolium campestre Schreb. Introduced TRCA5

  field clover · Fabaceae
• 
  Trifolium hybridum L. Introduced TRHY

  alsike clover · Fabaceae
• 
  Trifolium pratense L. Introduced TRPR2

  red clover · Fabaceae
• 
  Trifolium repens L. Introduced TRRE3

  white clover · Fabaceae
• 
  Triglochin maritima L. Native TRMA20

  seaside arrowgrass · Juncaginaceae
• 
  Triglochin palustris L. Native TRPA28

  marsh arrowgrass · Juncaginaceae
• 
  Trillium cernuum L. Native TRCE

  whip-poor-will flower · Liliaceae
• 
  Trillium erectum L. Native TRER3

  red trillium · Liliaceae
• 
  Trillium undulatum Willd. Native TRUN

  painted trillium · Liliaceae
• 
  Triosteum aurantiacum E.P. Bicknell Native TRAU4

  orangefruit horse-gentian · Caprifoliaceae
• 
  Triosteum aurantiacum E.P. Bicknell var. aurantiacum Native TRAUA

  orangefruit horse-gentian · Caprifoliaceae
• 
  Triplasis purpurea (Walter) Chapm. Native TRPU4

  purple sandgrass · Poaceae
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  Trisetum spicatum (L.) K. Richt. Native TRSP2

  spike trisetum · Poaceae
• 
  Tsuga canadensis (L.) Carrière Native TSCA

  eastern hemlock · Pinaceae
• 
  Tussilago farfara L. Introduced TUFA

  coltsfoot · Asteraceae