Graham County

Showing 251–300 of 417.

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  Nasturtium officinale W.T. Aiton Introduced NAOF

  watercress · Brassicaceae
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  Nepeta cataria L. Introduced NECA2

  catnip · Lamiaceae
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  Oenothera curtiflora W.L. Wagner & Hoch Native OECU2

  velvetweed · Onagraceae
• ⚘
  Oenothera latifolia (Rydb.) Munz Native OELA2

  mountain evening primrose · Onagraceae
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  Oenothera macrocarpa Nutt. Native OEMA

  bigfruit evening primrose · Onagraceae
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  Oenothera macrocarpa Nutt. ssp. fremontii (S. Watson) W.L. Wagner Native OEMAF

  Fremont's evening primrose · Onagraceae
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  Oenothera nuttallii Sweet Native OENU

  Nuttall's evening primrose · Onagraceae
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  Oenothera suffrutescens (Ser.) W.L. Wagner & Hoch Native OESU3

  scarlet beeblossom · Onagraceae
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  Oenothera villosa Thunb. Native OEVI

  hairy evening primrose · Onagraceae
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  Oenothera villosa Thunb. ssp. villosa Native OEVIV

  hairy evening primrose · Onagraceae
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  Oligoneuron rigidum (L.) Small Native OLRI

  stiff goldenrod · Asteraceae
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  Oligoneuron rigidum (L.) Small var. rigidum Native OLRIR

  stiff goldenrod · Asteraceae
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  Onosmodium bejariense DC. ex A. DC. Native ONBE

  soft-hair marbleseed · Boraginaceae
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  Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B.L. Turner Native ONBEO

  western marbleseed · Boraginaceae
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  Opuntia macrorhiza Engelm. Native OPMA2

  twistspine pricklypear · Cactaceae
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  Opuntia macrorhiza Engelm. var. macrorhiza Native OPMAM3

  twistspine pricklypear · Cactaceae
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  Oxytropis lambertii Pursh Native OXLA3

  purple locoweed · Fabaceae
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  Oxytropis sericea Nutt. Native OXSE

  white locoweed · Fabaceae
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  Oxytropis sericea Nutt. var. sericea Native OXSES

  white locoweed · Fabaceae
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  Packera plattensis (Nutt.) W.A. Weber & Á. Löve Native PAPL12

  prairie groundsel · Asteraceae
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  Panicum capillare L. Native PACA6

  witchgrass · Poaceae
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  Panicum dichotomiflorum Michx. Native PADI

  fall panicgrass · Poaceae
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  Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADID

  fall panicgrass · Poaceae
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  Panicum virgatum L. Native PAVI2

  switchgrass · Poaceae
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  Panicum virgatum L. var. virgatum Native PAVIV

  switchgrass · Poaceae
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  Parietaria pensylvanica Muhl. ex Willd. Native PAPE5

  Pennsylvania pellitory · Urticaceae
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  Paronychia jamesii Torr. & A. Gray Native PAJA

  James' nailwort · Caryophyllaceae
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  Pascopyrum smithii (Rydb.) Á. Löve Native PASM

  western wheatgrass · Poaceae
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  Pediomelum argophyllum (Pursh) J. Grimes Native PEAR6

  silverleaf Indian breadroot · Fabaceae
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  Pediomelum cuspidatum (Pursh) Rydb. Native PECU3

  largebract Indian breadroot · Fabaceae
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  Pediomelum esculentum (Pursh) Rydb. Native PEES

  large Indian breadroot · Fabaceae
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  Pennisetum glaucum (L.) R. Br. Introduced PEGL2

  pearl millet · Poaceae
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  Penstemon albidus Nutt. Native PEAL2

  white penstemon · Scrophulariaceae
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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
• ⚘
  Physalis hispida (Waterf.) Cronquist Native PHHI8

  prairie groundcherry · Solanaceae
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  Physalis longifolia Nutt. Native PHLO4

  longleaf groundcherry · Solanaceae
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  Physalis longifolia Nutt. var. longifolia Native PHLOL3

  longleaf groundcherry · Solanaceae
• 
  Plantago patagonica Jacq. Native PLPA2

  woolly plantain · Plantaginaceae
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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 amphibium L. Native POAM8

  water knotweed · Polygonaceae
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  Polygonum amphibium L. var. emersum Michx. Native POAME

  longroot smartweed · Polygonaceae
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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 punctatum Elliott Native POPU5

  dotted smartweed · Polygonaceae
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  Polygonum ramosissimum Michx. Native PORA3

  bushy knotweed · Polygonaceae
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  Polygonum scandens L. Both POSC3

  climbing false buckwheat · Polygonaceae
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  Polygonum scandens L. var. dumetorum (L.) Gleason Introduced POSCD

  climbing false buckwheat · Polygonaceae