Sherman County

Showing 151–200 of 226.

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  Penstemon albidus Nutt. Native PEAL2

  white penstemon · Scrophulariaceae
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  Penstemon fendleri Torr. & A. Gray Native PEFE

  Fendler's penstemon · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
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  Physalis hederifolia A. Gray Native PHHE4

  ivyleaf groundcherry · Solanaceae
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  Physalis hederifolia A. Gray var. comata (Rydb.) Waterf. Native PHHEC

  ivyleaf groundcherry · Solanaceae
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  Physalis hispida (Waterf.) Cronquist Native PHHI8

  prairie groundcherry · Solanaceae
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  Picradeniopsis woodhousei (A. Gray) Rydb. Native PIWO

  Woodhouse's bahia · Asteraceae
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  Pleuraphis mutica Buckley Native PLMU3

  tobosagrass · Poaceae
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  Polanisia dodecandra (L.) DC. Native PODO3

  redwhisker clammyweed · Capparaceae
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  Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOT

  sandyseed clammyweed · Capparaceae
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  Polygala alba Nutt. Native POAL4

  white milkwort · Polygalaceae
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  Polygonum arenastrum Jord. ex Boreau Introduced POAR11

  oval-leaf knotweed · Polygonaceae
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  Polygonum lapathifolium L. Native POLA4

  curlytop knotweed · Polygonaceae
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  Polygonum pensylvanicum L. Native POPE2

  Pennsylvania smartweed · Polygonaceae
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  Polygonum ramosissimum Michx. Native PORA3

  bushy knotweed · Polygonaceae
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  Pomaria jamesii (Torr. & A. Gray) Walp. Native POJA5

  James' holdback · Fabaceae
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  Proboscidea louisianica (Mill.) Thell. Native PRLO

  ram's horn · Pedaliaceae
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  Proboscidea louisianica (Mill.) Thell. ssp. louisianica Native PRLOL

  ram's horn · Pedaliaceae
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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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  Redfieldia flexuosa (Thurb.) Vasey Native REFL

  blowout grass · Poaceae
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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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  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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  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae
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  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly 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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  Setaria pumila (Poir.) Roem. & Schult. Introduced SEPU8

  yellow foxtail · Poaceae
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  Setaria viridis (L.) P. Beauv. Introduced SEVI4

  green bristlegrass · Poaceae
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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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  Sphaeralcea coccinea (Nutt.) Rydb. Native SPCO

  scarlet globemallow · Malvaceae