Index / States / Illinois / Williamson
§1County listing — Illinois
Williamson County
Illinois
- FIPS
- 17199
- Taxa recorded
- 1,210
- State
- Illinois
Filter
Showing 1,101–1,150 of 1,210.
-
Symphyotrichum praealtum (Poir.) G.L. Nesom var. praealtum Native SYPRPwillowleaf aster · Asteraceae -
Symphyotrichum shortii (Lindl.) G.L. Nesom Native SYSHShort's aster · Asteraceae -
Symphyotrichum turbinellum (Lindl.) G.L. Nesom Native SYTU2smooth violet prairie aster · Asteraceae -
Symphyotrichum undulatum (L.) G.L. Nesom Native SYUNwavyleaf aster · Asteraceae -
Synandra hispidula (Michx.) Britton Native SYHIGuyandotte beauty · Lamiaceae -
Tanacetum vulgare L. Introduced TAVUcommon tansy · Asteraceae -
Taraxacum laevigatum (Willd.) DC. Introduced TALA2rock dandelion · Asteraceae -
Taraxacum officinale F.H. Wigg. Both TAOFcommon dandelion · Asteraceae - Taraxacum officinale F.H. Wigg. ssp. officinale Introduced TAOFOcommon dandelion · Asteraceae
-
Tephrosia virginiana (L.) Pers. Native TEVIVirginia tephrosia · Fabaceae -
Teucrium canadense L. Native TECA3Canada germander · Lamiaceae - Teucrium canadense L. var. canadense Native TECACCanada germander · Lamiaceae
-
Thalictrum dasycarpum Fisch. & Avé-Lall. Native THDApurple meadow-rue · Ranunculaceae -
Thaspium trifoliatum (L.) A. Gray Native THTRpurple meadowparsnip · Apiaceae -
Thlaspi arvense L. Introduced THAR5field pennycress · Brassicaceae -
Tilia americana L. Native TIAMAmerican basswood · Tiliaceae -
Tipularia discolor (Pursh) Nutt. Native TIDIcrippled cranefly · Orchidaceae -
Torilis japonica (Houtt.) DC. Introduced TOJAerect hedgeparsley · Apiaceae -
Toxicodendron radicans (L.) Kuntze Native TORA2eastern poison ivy · Anacardiaceae -
Tradescantia ohiensis Raf. Native TROHbluejacket · Commelinaceae -
Tradescantia subaspera Ker Gawl. Native TRSU2zigzag spiderwort · Commelinaceae - Tradescantia subaspera Ker Gawl. var. subaspera Native TRSUSzigzag spiderwort · Commelinaceae
-
Tradescantia virginiana L. Native TRVIVirginia spiderwort · Commelinaceae -
Tragopogon dubius Scop. Introduced TRDUyellow salsify · Asteraceae -
Triadenum tubulosum (Walter) Gleason Native TRTUlesser marsh St. Johnswort · Clusiaceae -
Triadenum walteri (J.G. Gmel.) Gleason Native TRWAgreater marsh St. Johnswort · Clusiaceae -
Trichostema brachiatum L. Native TRBR5fluxweed · Lamiaceae -
Tridens flavus (L.) Hitchc. Native TRFL2purpletop tridens · Poaceae - Tridens flavus (L.) Hitchc. var. flavus Native TRFLFpurpletop tridens · Poaceae
-
Tridens strictus (Nutt.) Nash Native TRST2longspike tridens · Poaceae -
Trifolium dubium Sibth. Introduced TRDU2suckling clover · Fabaceae -
Trifolium hybridum L. Introduced TRHYalsike clover · Fabaceae -
Trifolium pratense L. Introduced TRPR2red clover · Fabaceae -
Trifolium repens L. Introduced TRRE3white clover · Fabaceae -
Trillium flexipes Raf. Native TRFL6nodding wakerobin · Liliaceae -
Trillium recurvatum Beck Native TRRE5bloody butcher · Liliaceae -
Trillium viride Beck Native TRVI4wood wakerobin · Liliaceae -
Triodanis perfoliata (L.) Nieuwl. Native TRPE4clasping Venus' looking-glass · Campanulaceae -
Triosteum aurantiacum E.P. Bicknell Native TRAU4orangefruit horse-gentian · Caprifoliaceae - Triosteum aurantiacum E.P. Bicknell var. illinoense (Wiegand) Palmer & Steyerm. Native TRAUIIllinois horse-gentian · Caprifoliaceae
-
Triosteum perfoliatum L. Native TRPE5feverwort · Caprifoliaceae -
Tripsacum dactyloides (L.) L. Native TRDA3eastern gamagrass · Poaceae -
Triticum aestivum L. Introduced TRAEcommon wheat · Poaceae -
Typha angustifolia L. Both TYANnarrowleaf cattail · Typhaceae -
Typha latifolia L. Native TYLAbroadleaf cattail · Typhaceae -
Ulmus alata Michx. Native ULALwinged elm · Ulmaceae -
Ulmus americana L. Native ULAMAmerican elm · Ulmaceae -
Ulmus pumila L. Introduced ULPUSiberian elm · Ulmaceae -
Ulmus rubra Muhl. Native ULRUslippery elm · Ulmaceae -
Utricularia gibba L. Native UTGIhumped bladderwort · Lentibulariaceae