Lake County

Showing 951–1,000 of 1,557.

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  Oenothera perennis L. Native OEPE

  little evening primrose · Onagraceae
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  Onoclea sensibilis L. Native ONSE

  sensitive fern · Dryopteridaceae
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  Onopordum acanthium L. Introduced ONAC

  Scotch cottonthistle · Asteraceae
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  Ophioglossum pusillum Raf. Native OPPU3

  northern adderstongue · Ophioglossaceae
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  Orobanche uniflora L. Native ORUN

  oneflowered broomrape · Orobanchaceae
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  Orthilia secunda (L.) House Native ORSE

  sidebells wintergreen · Pyrolaceae
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  Osmorhiza claytonii (Michx.) C.B. Clarke Native OSCL

  Clayton's sweetroot · Apiaceae
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  Osmorhiza longistylis (Torr.) DC. Native OSLO

  longstyle sweetroot · Apiaceae
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  Osmunda cinnamomea L. Native OSCI

  cinnamon fern · Osmundaceae
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  Osmunda cinnamomea L. var. cinnamomea Native OSCIC

  cinnamon fern · Osmundaceae
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  Osmunda claytoniana L. Native OSCL2

  interrupted fern · Osmundaceae
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  Osmunda regalis L. Native OSRE

  royal fern · Osmundaceae
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  Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRES

  royal 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 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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  Panax quinquefolius L. Native PAQU

  American ginseng · Araliaceae
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  Panax trifolius L. Native PATR2

  dwarf ginseng · Araliaceae
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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 gattingeri Nash Native PAGA

  Gattinger's panicgrass · Poaceae
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  Panicum rigidulum Bosc ex Nees Native PARI4

  redtop panicgrass · Poaceae
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  Panicum rigidulum Bosc ex Nees var. elongatum (Pursh) Lelong Native PARIE2

  redtop 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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  Parnassia glauca Raf. Native PAGL3

  fen grass of Parnassus · Saxifragaceae
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  Parthenocissus quinquefolia (L.) Planch. Native PAQU2

  Virginia creeper · Vitaceae
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  Paspalum setaceum Michx. Native PASE5

  thin paspalum · Poaceae
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  Patis racemosa (Sm.) Romasch., P.M. Peterson & R. J. Soreng Native PARA2

  blackseed ricegrass · Poaceae
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  Pedicularis canadensis L. Native PECA

  Canadian lousewort · Scrophulariaceae
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  Pedicularis canadensis L. ssp. canadensis Native PECAC3

  Canadian lousewort · Scrophulariaceae
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  Pedicularis lanceolata Michx. Native PELA2

  swamp lousewort · Scrophulariaceae
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  Pellaea atropurpurea (L.) Link Native PEAT2

  purple cliffbrake · Pteridaceae
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  Peltandra virginica (L.) Schott Native PEVI

  green arrow arum · Araceae
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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 hirsutus (L.) Willd. Native PEHI

  hairy beardtongue · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
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  Phalaris arundinacea L. Native PHAR3

  reed canarygrass · Poaceae
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  Phaseolus polystachios (L.) Britton, Sterns & Poggenb. Native PHPO2

  thicket bean · Fabaceae
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  Phaseolus polystachios (L.) Britton, Sterns & Poggenb. var. polystachios Native PHPOP

  thicket bean · Fabaceae
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  Phegopteris connectilis (Michx.) Watt Native PHCO24

  long beechfern · Thelypteridaceae
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  Phegopteris hexagonoptera (Michx.) Fée Native PHHE11

  broad beechfern · Thelypteridaceae
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  Phlox divaricata L. Native PHDI5

  wild blue phlox · Polemoniaceae