Index / States / District of Columbia
§1State listing — Mid-Atlantic
District of Columbia
a regional flora of 1 counties
- State code
- DC · FIPS 11
- Taxa recorded
- 2,368
- Counties
- 1
§2Counties
Drill down to a county
§3Catalogue
All taxa recorded in District of Columbia
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Showing 2,151–2,200 of 2,368.
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Tanacetum vulgare L. Introduced TAVUcommon tansy · Asteraceae 1 county -
Taraxacum laevigatum (Willd.) DC. Introduced TALA2rock dandelion · Asteraceae 1 county -
Taraxacum officinale F.H. Wigg. Both TAOFcommon dandelion · Asteraceae 1 county - Taraxacum officinale F.H. Wigg. ssp. officinale Introduced TAOFOcommon dandelion · Asteraceae 1 county
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Taxus baccata L. Introduced TABA80English yew · Taxaceae 1 county -
Tephrosia virginiana (L.) Pers. Native TEVIVirginia tephrosia · Fabaceae 1 county -
Teucrium canadense L. Native TECA3Canada germander · Lamiaceae 1 county - Teucrium canadense L. var. canadense Native TECACCanada germander · Lamiaceae 1 county
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Thalictrum coriaceum (Britton) Small Native THCO2maid of the mist · Ranunculaceae 1 county -
Thalictrum dioicum L. Native THDIearly meadow-rue · Ranunculaceae 1 county -
Thalictrum pubescens Pursh Native THPU2king of the meadow · Ranunculaceae 1 county -
Thalictrum revolutum DC. Native THREwaxyleaf meadow-rue · Ranunculaceae 1 county -
Thalictrum thalictroides (L.) Eames & B. Boivin Native THTH2rue anemone · Ranunculaceae 1 county -
Thaspium barbinode (Michx.) Nutt. Native THBAhairyjoint meadowparsnip · Apiaceae 1 county -
Thelypteris noveboracensis (L.) Nieuwl. Native THNONew York fern · Thelypteridaceae 1 county -
Thelypteris palustris Schott Native THPAeastern marsh fern · Thelypteridaceae 1 county - Thelypteris palustris Schott var. pubescens (G. Lawson) Fernald Native THPAPeastern marsh fern · Thelypteridaceae 1 county
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Thelypteris simulata (Davenport) Nieuwl. Native THSI2bog fern · Thelypteridaceae 1 county -
Thlaspi arvense L. Introduced THAR5field pennycress · Brassicaceae 1 county -
Tilia americana L. Native TIAMAmerican basswood · Tiliaceae 1 county - Tilia americana L. var. americana Native TIAMAAmerican basswood · Tiliaceae 1 county
- Tilia americana L. var. heterophylla (Vent.) Loudon Native TIAMHAmerican basswood · Tiliaceae 1 county
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Tipularia discolor (Pursh) Nutt. Native TIDIcrippled cranefly · Orchidaceae 1 county -
Torilis arvensis (Huds.) Link Introduced TOARspreading hedgeparsley · Apiaceae 1 county - Torilis arvensis (Huds.) Link ssp. arvensis Introduced TOARAspreading hedgeparsley · Apiaceae 1 county
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Torilis japonica (Houtt.) DC. Introduced TOJAerect hedgeparsley · Apiaceae 1 county -
Toxicodendron pubescens Mill. Native TOPU2Atlantic poison oak · Anacardiaceae 1 county -
Toxicodendron radicans (L.) Kuntze Native TORA2eastern poison ivy · Anacardiaceae 1 county - Toxicodendron radicans (L.) Kuntze ssp. negundo (Greene) Gillis Native TORANeastern poison ivy · Anacardiaceae 1 county
- Toxicodendron radicans (L.) Kuntze ssp. radicans Native TORAReastern poison ivy · Anacardiaceae 1 county
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Toxicodendron vernix (L.) Kuntze Native TOVEpoison sumac · Anacardiaceae 1 county -
Trachelospermum difforme (Walter) A. Gray Native TRDIclimbing dogbane · Apocynaceae 1 county -
Tradescantia subaspera Ker Gawl. Native TRSU2zigzag spiderwort · Commelinaceae 1 county - Tradescantia subaspera Ker Gawl. var. subaspera Native TRSUSzigzag spiderwort · Commelinaceae 1 county
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Tradescantia virginiana L. Native TRVIVirginia spiderwort · Commelinaceae 1 county -
Tragopogon dubius Scop. Introduced TRDUyellow salsify · Asteraceae 1 county -
Tragopogon porrifolius L. Introduced TRPOsalsify · Asteraceae 1 county -
Trapa natans L. Introduced TRNAwater chestnut · Trapaceae 1 county -
Triadenum virginicum (L.) Raf. Native TRVI2Virginia marsh St. Johnswort · Clusiaceae 1 county -
Trichophorum planifolium (Spreng.) Palla Native TRPL6bashful bulrush · Cyperaceae 1 county -
Trichostema brachiatum L. Native TRBR5fluxweed · Lamiaceae 1 county -
Trichostema dichotomum L. Native TRDI2forked bluecurls · Lamiaceae 1 county -
Trichostema setaceum Houtt. Native TRSE5narrowleaf bluecurls · Lamiaceae 1 county -
Tridens flavus (L.) Hitchc. Native TRFL2purpletop tridens · Poaceae 1 county - Tridens flavus (L.) Hitchc. var. flavus Native TRFLFpurpletop tridens · Poaceae 1 county
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Trientalis borealis Raf. Native TRBO2starflower · Primulaceae 1 county - Trientalis borealis Raf. ssp. borealis Native TRBOBstarflower · Primulaceae 1 county
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Trifolium arvense L. Introduced TRAR4rabbitfoot clover · Fabaceae 1 county -
Trifolium aureum Pollich Introduced TRAU2golden clover · Fabaceae 1 county -
Trifolium campestre Schreb. Introduced TRCA5field clover · Fabaceae 1 county