Hartley County

Showing 301–350 of 372.

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  Prunus gracilis Engelm. & A. Gray Native PRGR

  Oklahoma plum · Rosaceae
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  Psilostrophe tagetina (Nutt.) Greene Native PSTA

  woolly paperflower · Asteraceae
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  Psilostrophe tagetina (Nutt.) Greene var. cerifera (A. Nelson) B.L. Turner Native PSTAC

  woolly paperflower · Asteraceae
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  Psoralidium lanceolatum (Pursh) Rydb. Native PSLA3

  lemon scurfpea · Fabaceae
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  Psoralidium tenuiflorum (Pursh) Rydb. Native PSTE5

  slimflower scurfpea · Fabaceae
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  Quincula lobata (Torr.) Raf. Native QULO2

  Chinese lantern · Solanaceae
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  Ranunculus cymbalaria Pursh Native RACY

  alkali buttercup · Ranunculaceae
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  Ratibida columnifera (Nutt.) Wooton & Standl. Native RACO3

  upright prairie coneflower · Asteraceae
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  Ratibida tagetes (James) Barnhart Native RATA

  green prairie coneflower · Asteraceae
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  Reverchonia arenaria A. Gray Native REAR

  sand reverchonia · Euphorbiaceae
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  Rhus trilobata Nutt. Native RHTR

  skunkbush sumac · Anacardiaceae
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  Rhus trilobata Nutt. var. pilosissima Engelm. Native RHTRP

  pubescent skunkbush sumac · Anacardiaceae
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  Ribes aureum Pursh Native RIAU

  golden currant · Grossulariaceae
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  Ribes aureum Pursh var. villosum DC. Native RIAUV

  golden currant · Grossulariaceae
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  Rorippa sinuata (Nutt.) Hitchc. Native ROSI2

  spreading yellowcress · Brassicaceae
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  Rumex altissimus Alph. Wood Native RUAL4

  pale dock · Polygonaceae
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  Sagittaria longiloba Engelm. ex J.G. Sm. Native SALO2

  longbarb arrowhead · Alismataceae
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  Salix exigua Nutt. Native SAEX

  narrowleaf willow · Salicaceae
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  Salix nigra Marshall Native SANI

  black willow · Salicaceae
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  Salsola tragus L. Introduced SATR12

  prickly Russian thistle · Chenopodiaceae
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  Salvia reflexa Hornem. Native SARE3

  lanceleaf sage · Lamiaceae
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  Schedonnardus paniculatus (Nutt.) Trel. Native SCPA

  tumblegrass · Poaceae
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  Schizachyrium scoparium (Michx.) Nash Native SCSC

  little bluestem · Poaceae
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  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve Native SCAC3

  hardstem bulrush · Cyperaceae
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  Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus Native SCACA

  hardstem bulrush · Cyperaceae
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  Senecio flaccidus Less. Native SEFL3

  threadleaf ragwort · Asteraceae
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  Senecio riddellii Torr. & A. Gray Native SERI2

  Riddell's ragwort · Asteraceae
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  Setaria pumila (Poir.) Roem. & Schult. Introduced SEPU8

  yellow foxtail · 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 interius Rydb. Native SOIN2

  deadly 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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  Sorghastrum nutans (L.) Nash Native SONU2

  Indiangrass · Poaceae
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  Sorghum halepense (L.) Pers. Introduced SOHA

  Johnsongrass · Poaceae
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  Spartina pectinata Bosc ex Link Native SPPE

  prairie cordgrass · Poaceae
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  Sphaeralcea angustifolia (Cav.) G. Don Native SPAN3

  copper globemallow · Malvaceae
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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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  Sporobolus neglectus Nash Native SPNE2

  puffsheath 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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  Stephanomeria pauciflora (Torr.) A. Nelson Native STPA4

  brownplume wirelettuce · Asteraceae
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  Stillingia sylvatica L. Native STSY

  queen's-delight · Euphorbiaceae
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  Stillingia sylvatica L. ssp. sylvatica Native STSYS2

  queen's-delight · Euphorbiaceae
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  Symphyotrichum divaricatum (Nutt.) G.L. Nesom Native SYDI2

  southern annual saltmarsh aster · Asteraceae
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  Tamarix ramosissima Ledeb. Introduced TARA

  saltcedar · Tamaricaceae