New York

• Albany 36001
  1,960 taxa Open ↗
• Allegany 36003
  637 taxa Open ↗
• Bronx 36005
  2,098 taxa Open ↗
• Broome 36007
  421 taxa Open ↗
• Cattaraugus 36009
  1,554 taxa Open ↗
• Cayuga 36011
  1,055 taxa Open ↗
• Chautauqua 36013
  856 taxa Open ↗
• Chemung 36015
  1,296 taxa Open ↗
• Chenango 36017
  856 taxa Open ↗
• Clinton 36019
  943 taxa Open ↗

Showing 2,001–2,050 of 3,250 (native).

• 
  Onoclea sensibilis L. Native ONSE

  sensitive fern · Dryopteridaceae 61 counties
• 
  Onosmodium bejariense DC. ex A. DC. Native ONBE

  soft-hair marbleseed · Boraginaceae 11 counties
• 
  Onosmodium bejariense DC. ex A. DC. var. hispidissimum (Mack.) B.L. Turner Native ONBEH

  softhair marbleseed · Boraginaceae 11 counties
• 
  Onosmodium virginianum (L.) A. DC. Native ONVI2

  wild Job's tears · Boraginaceae 14 counties
• 
  Ophioglossum pusillum Raf. Native OPPU3

  northern adderstongue · Ophioglossaceae 49 counties
• 
  Ophioglossum vulgatum L. Native OPVU

  southern adderstongue · Ophioglossaceae 1 county
• 
  Oplopanax horridus (Sm.) Miq. Native OPHO

  devilsclub · Araliaceae 1 county
• 
  Opuntia humifusa (Raf.) Raf. Native OPHU

  devil's-tongue · Cactaceae 12 counties
• 
  Orobanche uniflora L. Native ORUN

  oneflowered broomrape · Orobanchaceae 43 counties
• 
  Orontium aquaticum L. Native ORAQ

  goldenclub · Araceae 19 counties
• 
  Orthilia secunda (L.) House Native ORSE

  sidebells wintergreen · Pyrolaceae 46 counties
• 
  Orthocarpus bracteosus Benth. Native ORBR

  rosy owl's-clover · Scrophulariaceae 1 county
• 
  Orthotrichum strangulatum P. Beauv. Native ORST5

  strangulate orthotrichum moss · Orthotrichaceae 1 county
• 
  Oryzopsis asperifolia Michx. Native ORAS

  roughleaf ricegrass · Poaceae 39 counties
• 
  Osmorhiza claytonii (Michx.) C.B. Clarke Native OSCL

  Clayton's sweetroot · Apiaceae 47 counties
• 
  Osmorhiza longistylis (Torr.) DC. Native OSLO

  longstyle sweetroot · Apiaceae 33 counties
• 
  Osmunda cinnamomea L. Native OSCI

  cinnamon fern · Osmundaceae 61 counties
• 
  Osmunda cinnamomea L. var. cinnamomea Native OSCIC

  cinnamon fern · Osmundaceae 61 counties
• 
  Osmunda claytoniana L. Native OSCL2

  interrupted fern · Osmundaceae 55 counties
• 
  Osmunda regalis L. Native OSRE

  royal fern · Osmundaceae 58 counties
• 
  Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRES

  royal fern · Osmundaceae 58 counties
• 
  Ostrya virginiana (Mill.) K. Koch Native OSVI

  hophornbeam · Betulaceae 52 counties
• 
  Oxalis corniculata L. Native OXCO

  creeping woodsorrel · Oxalidaceae 15 counties
• 
  Oxalis dillenii Jacq. Native OXDI2

  slender yellow woodsorrel · Oxalidaceae 19 counties
• 
  Oxalis grandis Small Native OXGR

  great yellow woodsorrel · Oxalidaceae 1 county
• 
  Oxalis montana Raf. Native OXMO

  mountain woodsorrel · Oxalidaceae 31 counties
• 
  Oxalis stricta L. Native OXST

  common yellow oxalis · Oxalidaceae 47 counties
• 
  Oxalis violacea L. Native OXVI

  violet woodsorrel · Oxalidaceae 19 counties
• 
  Oxydendrum arboreum (L.) DC. Native OXAR

  sourwood · Ericaceae 2 counties
• 
  Oxypolis rigidior (L.) Raf. Native OXRI

  stiff cowbane · Apiaceae 8 counties
• 
  Pachysandra procumbens Michx. Native PAPR7

  Allegheny-spurge · Buxaceae 1 county
• 
  Packera aurea (L.) Á. Löve & D. Löve Native PAAU3

  golden ragwort · Asteraceae 38 counties
• 
  Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve Native PAOB6

  roundleaf ragwort · Asteraceae 23 counties
• 
  Packera paupercula (Michx.) Á. Löve & D. Löve Native PAPA20

  balsam groundsel · Asteraceae 9 counties
• 
  Packera schweinitziana (Nutt.) W.A. Weber & Á. Löve Native PASC19

  Schweinitz's ragwort · Asteraceae 8 counties
• 
  Panax quinquefolius L. Native PAQU

  American ginseng · Araliaceae 36 counties
• 
  Panax trifolius L. Native PATR2

  dwarf ginseng · Araliaceae 38 counties
• 
  Panicum amarum Elliott Native PAAM2

  bitter panicgrass · Poaceae 6 counties
• 
  Panicum amarum Elliott var. amarulum (Hitchc. & Chase) P.G. Palmer Native PAAMA2

  coastal panicgrass · Poaceae 1 county
• 
  Panicum amarum Elliott var. amarum Native PAAMA3

  bitter panicgrass · Poaceae 6 counties
• 
  Panicum anceps Michx. Native PAAN

  beaked panicgrass · Poaceae 2 counties
• 
  Panicum capillare L. Native PACA6

  witchgrass · Poaceae 55 counties
• 
  Panicum dichotomiflorum Michx. Native PADI

  fall panicgrass · Poaceae 42 counties
• 
  Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADID

  fall panicgrass · Poaceae 40 counties
• 
  Panicum flexile (Gattinger) Scribn. Native PAFL2

  wiry panicgrass · Poaceae 10 counties
• 
  Panicum gattingeri Nash Native PAGA

  Gattinger's panicgrass · Poaceae 38 counties
• 
  Panicum philadelphicum Bernh. ex Trin. Native PAPH

  Philadelphia panicgrass · Poaceae 31 counties
• 
  Panicum rigidulum Bosc ex Nees Native PARI4

  redtop panicgrass · Poaceae 30 counties
• 
  Panicum rigidulum Bosc ex Nees var. elongatum (Pursh) Lelong Native PARIE2

  redtop panicgrass · Poaceae 4 counties
• 
  Panicum rigidulum Bosc ex Nees var. pubescens (Vasey) Lelong Native PARIP

  redtop panicgrass · Poaceae 3 counties