Potter County

Showing 351–398 of 398.

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  Schoenoplectus pungens (Vahl) Palla Native SCPU10

  common threesquare · Cyperaceae
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  Schoenoplectus pungens (Vahl) Palla var. longispicatus (Britton) S.G. Sm. Native SCPUL4

  common threesquare · Cyperaceae
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  Scutellaria resinosa Torr. Native SCRE3

  sticky skullcap · Lamiaceae
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  Senecio flaccidus Less. Native SEFL3

  threadleaf ragwort · Asteraceae
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  Setaria leucopila (Scribn. & Merr.) K. Schum. Native SELE6

  streambed bristlegrass · Poaceae
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  Setaria viridis (L.) P. Beauv. Introduced SEVI4

  green bristlegrass · Poaceae
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  Sisymbrium altissimum L. Introduced SIAL2

  tall tumblemustard · Brassicaceae
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  Solanum elaeagnifolium Cav. Native SOEL

  silverleaf nightshade · Solanaceae
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  Solanum rostratum Dunal Native SORO

  buffalobur nightshade · Solanaceae
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  Solidago gigantea Aiton Native SOGI

  giant goldenrod · Asteraceae
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  Sophora nuttalliana B.L. Turner Native SONU

  silky sophora · Fabaceae
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  Sorghum halepense (L.) Pers. Introduced SOHA

  Johnsongrass · Poaceae
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  Sphaeralcea coccinea (Nutt.) Rydb. Native SPCO

  scarlet globemallow · Malvaceae
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  Sporobolus airoides (Torr.) Torr. Native SPAI

  alkali sacaton · Poaceae
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  Sporobolus cryptandrus (Torr.) A. Gray Native SPCR

  sand dropseed · Poaceae
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  Sporobolus giganteus Nash Native SPGI

  giant dropseed · Poaceae
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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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  Stephanomeria pauciflora (Torr.) A. Nelson Native STPA4

  brownplume wirelettuce · Asteraceae
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  Suaeda calceoliformis (Hook.) Moq. Native SUCA2

  Pursh seepweed · Chenopodiaceae
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  Symphyotrichum divaricatum (Nutt.) G.L. Nesom Native SYDI2

  southern annual saltmarsh aster · Asteraceae
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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 falcatum (Lindl.) G.L. Nesom Native SYFA

  white prairie aster · Asteraceae
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  Symphyotrichum falcatum (Lindl.) G.L. Nesom var. commutatum (Torr. & A. Gray) G.L. Nesom Native SYFAC

  white prairie aster · Asteraceae
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  Tamarix ramosissima Ledeb. Introduced TARA

  saltcedar · Tamaricaceae
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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 laciniatum Torr. Native TELA

  lacy germander · Lamiaceae
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  Thelesperma filifolium (Hook.) A. Gray Native THFI

  stiff greenthread · Asteraceae
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  Thelesperma filifolium (Hook.) A. Gray var. intermedium (Rydb.) Shinners Native THFII

  stiff greenthread · Asteraceae
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  Thelesperma megapotamicum (Spreng.) Kuntze Native THME

  Hopi tea greenthread · Asteraceae
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  Tradescantia occidentalis (Britton) Smyth Native TROC

  prairie spiderwort · Commelinaceae
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  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae
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  Tridens albescens (Vasey) Wooton & Standl. Native TRAL2

  white tridens · Poaceae
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  Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

  bigbract 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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  Vernonia marginata (Torr.) Raf. Native VEMA2

  plains ironweed · Asteraceae
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  Vitis acerifolia Raf. Native VIAC2

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

  sixweeks fescue · Poaceae
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  Yucca glauca Nutt. Native YUGL

  soapweed yucca · Agavaceae
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  Yucca glauca Nutt. var. glauca Native YUGLG2

  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