Rooks County

Showing 551–600 of 628.

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  Sphenopholis obtusata (Michx.) Scribn. Native SPOB

  prairie wedgescale · Poaceae
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  Spiranthes cernua (L.) Rich. Native SPCE

  nodding lady's tresses · Orchidaceae
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  Spirodela polyrrhiza (L.) Schleid. Native SPPO

  common duckmeat · Lemnaceae
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  Sporobolus compositus (Poir.) Merr. Native SPCO16

  composite dropseed · Poaceae
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  Sporobolus compositus (Poir.) Merr. var. compositus Native SPCOC2

  composite dropseed · Poaceae
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  Sporobolus cryptandrus (Torr.) A. Gray Native SPCR

  sand dropseed · Poaceae
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  Sporobolus neglectus Nash Native SPNE2

  puffsheath dropseed · Poaceae
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  Stanleya pinnata (Pursh) Britton Native STPI

  desert princesplume · Brassicaceae
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  Stanleya pinnata (Pursh) Britton var. integrifolia (James ex Torr.) Rollins Native STPII

  golden princesplume · Brassicaceae
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  Stellaria media (L.) Vill. Introduced STME2

  common chickweed · Caryophyllaceae
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  Stenaria nigricans (Lam.) Terrell Native STNI6

  diamond-flowers · Rubiaceae
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  Stenaria nigricans (Lam.) Terrell var. nigricans Native STNIN

  diamondflowers · Rubiaceae
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  Stenosiphon linifolius (Nutt. ex James) Heynh. Native STLI2

  false gaura · Onagraceae
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  Strophostyles leiosperma (Torr. & A. Gray) Piper Native STLE6

  slickseed fuzzybean · Fabaceae
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  Symphoricarpos occidentalis Hook. Native SYOC

  western snowberry · Caprifoliaceae
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  Symphoricarpos orbiculatus Moench Native SYOR

  coralberry · Caprifoliaceae
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  Symphyotrichum ericoides (L.) G.L. Nesom Native SYER

  white heath aster · Asteraceae
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  Symphyotrichum ericoides (L.) G.L. Nesom var. ericoides Native SYERE

  white heath aster · Asteraceae
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  Symphyotrichum fendleri (A. Gray) G.L. Nesom Native SYFE

  Fendler's aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom Native SYLA6

  white panicle aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum Native SYLAL6

  white panicle aster · Asteraceae
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  Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum var. lanceolatum Native SYLAL4

  white panicle aster · Asteraceae
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  Symphyotrichum oblongifolium (Nutt.) G.L. Nesom Native SYOB

  aromatic aster · Asteraceae
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  Tanacetum balsamita L. Introduced TABA

  costmary · Asteraceae
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  Tanacetum vulgare L. Introduced TAVU

  common tansy · Asteraceae
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  Taraxacum officinale F.H. Wigg. Both TAOF

  common dandelion · Asteraceae
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  Taraxacum officinale F.H. Wigg. ssp. officinale Introduced TAOFO

  common dandelion · Asteraceae
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  Tetraneuris scaposa (DC.) Greene Native TESC2

  stemmy four-nerve daisy · Asteraceae
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  Tetraneuris scaposa (DC.) Greene var. scaposa Native TESCS

  stemmy four-nerve daisy · Asteraceae
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  Teucrium canadense L. Native TECA3

  Canada germander · Lamiaceae
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  Teucrium canadense L. var. canadense Native TECAC

  Canada germander · Lamiaceae
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  Thelesperma megapotamicum (Spreng.) Kuntze Native THME

  Hopi tea greenthread · Asteraceae
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  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae
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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 bracteata Small Native TRBR

  longbract spiderwort · Commelinaceae
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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
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  Tragia ramosa Torr. Native TRRA5

  branched noseburn · Euphorbiaceae
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  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 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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  Triplasis purpurea (Walter) Chapm. Native TRPU4

  purple sandgrass · 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
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  Ulmus americana L. Native ULAM

  American elm · Ulmaceae