Grayson County

Showing 601–650 of 963.

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  Oenothera macrocarpa Nutt. ssp. macrocarpa Native OEMAM

  bigfruit evening primrose · Onagraceae
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  Oenothera patriciae W.L. Wagner & Hoch Native OEPA2

  plains beeblossom · Onagraceae
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  Oenothera rhombipetala Nutt. ex Torr. & A. Gray Native OERH

  fourpoint evening primrose · Onagraceae
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  Oenothera sinuosa W.L. Wagner & Hoch Native OESI3

  wavyleaf beeblossom · Onagraceae
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  Oenothera spachiana Torr. & A. Gray Native OESP

  Spach's evening primrose · Onagraceae
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  Oenothera speciosa Nutt. Native OESP2

  pinkladies · Onagraceae
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  Oenothera triloba Nutt. Native OETR2

  stemless evening primrose · Onagraceae
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  Oligoneuron nitidum (Torr. & A. Gray) Small Native OLNI

  shiny goldenrod · Asteraceae
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  Oligoneuron rigidum (L.) Small Native OLRI

  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. bejariense Native ONBEB

  soft-hair marbleseed · Boraginaceae
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  Ophioglossum engelmannii Prantl Native OPEN

  limestone adderstongue · Ophioglossaceae
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  Opuntia humifusa (Raf.) Raf. Native OPHU

  devil's-tongue · Cactaceae
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  Osmorhiza longistylis (Torr.) DC. Native OSLO

  longstyle sweetroot · Apiaceae
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  Oxalis albicans Kunth Native OXAL

  radishroot woodsorrel · Oxalidaceae
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  Oxalis albicans Kunth ssp. albicans Native OXALA

  radishroot woodsorrel · Oxalidaceae
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  Oxalis violacea L. Native OXVI

  violet woodsorrel · Oxalidaceae
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  Oxytropis lambertii Pursh Native OXLA3

  purple locoweed · Fabaceae
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  Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve Native PAOB6

  roundleaf ragwort · Asteraceae
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  Packera plattensis (Nutt.) W.A. Weber & Á. Löve Native PAPL12

  prairie groundsel · Asteraceae
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  Packera tampicana (DC.) C. Jeffrey Native PATA5

  Great Plains ragwort · Asteraceae
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  Palafoxia callosa (Nutt.) Torr. & A. Gray Native PACA3

  small palafox · Asteraceae
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  Palafoxia sphacelata (Nutt. ex Torr.) Cory Native PASP

  othake · Asteraceae
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  Panicum anceps Michx. Native PAAN

  beaked panicgrass · 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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  Paronychia virginica Spreng. Native PAVI4

  yellow nailwort · Caryophyllaceae
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  Parthenium hispidum Raf. Native PAHI8

  wild quinine · Asteraceae
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  Parthenium hysterophorus L. Introduced PAHY

  Santa Maria feverfew · Asteraceae
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  Parthenocissus quinquefolia (L.) Planch. Native PAQU2

  Virginia creeper · Vitaceae
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  Paspalidium geminatum (Forssk.) Stapf Native PAGE2

  Egyptian panicgrass · Poaceae
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  Paspalum dilatatum Poir. Introduced PADI3

  dallisgrass · Poaceae
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  Paspalum distichum L. Native PADI6

  knotgrass · Poaceae
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  Paspalum floridanum Michx. Native PAFL4

  Florida paspalum · Poaceae
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  Paspalum notatum Flueggé Both PANO2

  bahiagrass · Poaceae
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  Paspalum pubiflorum Rupr. ex Fourn. Native PAPU5

  hairyseed paspalum · Poaceae
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  Paspalum urvillei Steud. Introduced PAUR2

  Vasey's grass · Poaceae
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  Pediomelum cuspidatum (Pursh) Rydb. Native PECU3

  largebract Indian breadroot · Fabaceae
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  Pediomelum hypogaeum (Nutt. ex Torr. & A. Gray) Rydb. Native PEHY4

  subterranean Indian breadroot · Fabaceae
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  Pediomelum hypogaeum (Nutt. ex Torr. & A. Gray) Rydb. var. subulatum (Bush) J. Grimes Native PEHYS2

  subterranean Indian breadroot · Fabaceae
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  Pediomelum linearifolium (Torr. & A. Gray) J. Grimes Native PELI10

  narrowleaf Indian breadroot · Fabaceae
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  Pediomelum rhombifolium (Torr. & A. Gray) Rydb. Native PERH2

  Gulf Indian breadroot · Fabaceae
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  Pellaea atropurpurea (L.) Link Native PEAT2

  purple cliffbrake · Pteridaceae
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  Penstemon cobaea Nutt. Native PECO4

  cobaea beardtongue · Scrophulariaceae
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  Penstemon digitalis Nutt. ex Sims Native PEDI

  foxglove beardtongue · Scrophulariaceae
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  Penstemon laxiflorus Pennell Native PELA10

  nodding beardtongue · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
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  Petrorhagia dubia (Raf.) G. López & Romo Introduced PEDU2

  hairypink · Caryophyllaceae