Highland County

Showing 751–800 of 1,300.

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  Nigella damascena L. Introduced NIDA

  devil in the bush · Ranunculaceae
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  Nymphaea odorata Aiton Native NYOD

  American white waterlily · Nymphaeaceae
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  Nyssa sylvatica Marshall Native NYSY

  blackgum · Cornaceae
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  Obolaria virginica L. Native OBVI

  Virginia pennywort · Gentianaceae
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  Oenothera biennis L. Native OEBI

  common evening primrose · Onagraceae
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  Oenothera fruticosa L. Native OEFR

  narrowleaf evening primrose · Onagraceae
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  Oenothera fruticosa L. ssp. fruticosa Native OEFRF

  narrowleaf evening primrose · Onagraceae
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  Oenothera gaura W.L. Wagner & Hoch Native OEGA

  biennial beeblossom · Onagraceae
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  Oenothera laciniata Hill Native OELA

  cutleaf evening primrose · Onagraceae
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  Oenothera perennis L. Native OEPE

  little evening primrose · Onagraceae
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  Oenothera speciosa Nutt. Native OESP2

  pinkladies · Onagraceae
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  Onoclea sensibilis L. Native ONSE

  sensitive fern · Dryopteridaceae
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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. hispidissimum (Mack.) B.L. Turner Native ONBEH

  softhair marbleseed · Boraginaceae
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  Ophioglossum vulgatum L. Native OPVU

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

  devil's-tongue · Cactaceae
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  Orbexilum onobrychis (Nutt.) Rydb. Native ORON

  French-grass · Fabaceae
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  Ornithogalum umbellatum L. Introduced ORUM

  star of Bethlehem · Liliaceae
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  Orobanche uniflora L. Native ORUN

  oneflowered broomrape · Orobanchaceae
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  Osmorhiza longistylis (Torr.) DC. Native OSLO

  longstyle sweetroot · Apiaceae
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  Osmunda claytoniana L. Native OSCL2

  interrupted fern · Osmundaceae
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  Ostrya virginiana (Mill.) K. Koch Native OSVI

  hophornbeam · Betulaceae
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  Oxalis corniculata L. Native OXCO

  creeping woodsorrel · Oxalidaceae
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  Oxalis dillenii Jacq. Native OXDI2

  slender yellow woodsorrel · Oxalidaceae
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  Oxalis grandis Small Native OXGR

  great yellow woodsorrel · Oxalidaceae
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  Oxalis stricta L. Native OXST

  common yellow oxalis · Oxalidaceae
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  Oxalis violacea L. Native OXVI

  violet woodsorrel · Oxalidaceae
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  Oxypolis rigidior (L.) Raf. Native OXRI

  stiff cowbane · Apiaceae
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  Packera aurea (L.) Á. Löve & D. Löve Native PAAU3

  golden ragwort · Asteraceae
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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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  Panax quinquefolius L. Native PAQU

  American ginseng · Araliaceae
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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 flexile (Gattinger) Scribn. Native PAFL2

  wiry panicgrass · Poaceae
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  Panicum gattingeri Nash Native PAGA

  Gattinger's panicgrass · Poaceae
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  Panicum miliaceum L. Introduced PAMI2

  proso millet · Poaceae
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  Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

  broomcorn millet · Poaceae
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  Panicum philadelphicum Bernh. ex Trin. Native PAPH

  Philadelphia 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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  Papaver dubium L. Introduced PADU

  blindeyes · Papaveraceae
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  Papaver rhoeas L. Introduced PARH2

  corn poppy · Papaveraceae
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  Papaver somniferum L. Introduced PASO2

  opium poppy · Papaveraceae
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  Parietaria pensylvanica Muhl. ex Willd. Native PAPE5

  Pennsylvania pellitory · Urticaceae
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  Parnassia glauca Raf. Native PAGL3

  fen grass of Parnassus · Saxifragaceae
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  Paronychia canadensis (L.) Alph. Wood Native PACA11

  smooth forked nailwort · Caryophyllaceae
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  Paronychia fastigiata (Raf.) Fernald Native PAFA3

  hairy forked nailwort · Caryophyllaceae
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  Paronychia fastigiata (Raf.) Fernald var. fastigiata Native PAFAF

  hairy forked nailwort · Caryophyllaceae