Florida

• Alachua 12001
  1,715 taxa Open ↗
• Baker 12003
  591 taxa Open ↗
• Bay 12005
  979 taxa Open ↗
• Bradford 12007
  572 taxa Open ↗
• Brevard 12009
  1,185 taxa Open ↗
• Broward 12011
  1,039 taxa Open ↗
• Calhoun 12013
  984 taxa Open ↗
• Charlotte 12015
  718 taxa Open ↗
• Citrus 12017
  1,245 taxa Open ↗
• Clay 12019
  1,047 taxa Open ↗

Showing 2,801–2,850 of 4,647.

• 
  Okenia hypogaea Schltdl. & Cham. Native OKHY

  burrowing four o'clock · Nyctaginaceae 5 counties
• 
  Oldenlandia boscii (DC.) Chapm. Native OLBO

  Bosc's mille graines · Rubiaceae 11 counties
• 
  Oldenlandia corymbosa L. Native OLCO

  flat-top mille graines · Rubiaceae 43 counties
• ⚘
  Oldenlandia salzmannii (DC.) Benth. & Hook. f. ex B.D. Jacks. Introduced OLSA

  Salzmann's mille graines · Rubiaceae 2 counties
• 
  Oldenlandia uniflora L. Native OLUN

  clustered mille graines · Rubiaceae 55 counties
• 
  Oldenlandiopsis callitrichoides (Griseb.) Terrell & W.H. Lewis Native OLCA4

  creeping-bluet · Rubiaceae 1 county
• 
  Oncidium floridanum Ames Native ONFL

  Florida orchid · Orchidaceae 1 county
• 
  Onoclea sensibilis L. Native ONSE

  sensitive fern · Dryopteridaceae 13 counties
• 
  Onopordum acanthium L. Introduced ONAC

  Scotch cottonthistle · Asteraceae 1 county
• 
  Onosmodium virginianum (L.) A. DC. Native ONVI2

  wild Job's tears · Boraginaceae 40 counties
• 
  Ophioglossum crotalophoroides Walter Native OPCR

  bulbous adderstongue · Ophioglossaceae 16 counties
• 
  Ophioglossum engelmannii Prantl Native OPEN

  limestone adderstongue · Ophioglossaceae 4 counties
• 
  Ophioglossum nudicaule L. f. Native OPNU

  least adderstongue · Ophioglossaceae 23 counties
• 
  Ophioglossum pendulum L. Introduced OPPE

  Old World adderstongue · Ophioglossaceae 1 county
• 
  Ophioglossum pendulum L. ssp. pendulum Introduced OPPEP

  Old World adderstongue · Ophioglossaceae 1 county
• 
  Ophioglossum petiolatum Hook. Native OPPE2

  longstem adderstongue · Ophioglossaceae 36 counties
• 
  Oplismenus burmannii (Retz.) P. Beauv. Introduced OPBU2

  Burmann's basketgrass · Poaceae 10 counties
• 
  Oplismenus hirtellus (L.) P. Beauv. Both OPHI

  basketgrass · Poaceae 39 counties
• 
  Oplismenus hirtellus (L.) P. Beauv. ssp. setarius (Lam.) Mez ex Ekman Native OPHIS

  basketgrass · Poaceae 39 counties
• 
  Opuntia cochenillifera (L.) Mill. Introduced OPCO4

  cochineal nopal cactus · Cactaceae 9 counties
• 
  Opuntia ficus-indica (L.) Mill. Introduced OPFI

  Barbary fig · Cactaceae 1 county
• 
  Opuntia humifusa (Raf.) Raf. Native OPHU

  devil's-tongue · Cactaceae 50 counties
• 
  Opuntia leucotricha DC. Introduced OPLE2

  arborescent pricklypear · Cactaceae 1 county
• 
  Opuntia monacantha (Willd.) Haw. Introduced OPMO5

  common pricklypear · Cactaceae 3 counties
• 
  Opuntia pusilla (Haw.) Haw. Native OPPU2

  cockspur pricklypear · Cactaceae 12 counties
• 
  Opuntia stricta (Haw.) Haw. Native OPST2

  erect pricklypear · Cactaceae 22 counties
• 
  Opuntia triacantha (Willd.) Sweet Native OPTR

  Spanish lady · Cactaceae 1 county
• 
  Opuntia ×cubensis Britton & Rose [stricta × triacantha] Native OPCU

  bullsuckers · Cactaceae 1 county
• 
  Orbexilum lupinellum (Michx.) Isely Native ORLU3

  piedmont leather-root · Fabaceae 19 counties
• 
  Orbexilum pedunculatum (Mill.) Rydb. Native ORPE

  Sampson's snakeroot · Fabaceae 8 counties
• 
  Orbexilum virgatum (Nutt.) Rydb. Native ORVI

  pineland leather-root · Fabaceae 9 counties
• 
  Orobanche minor Sm. Introduced ORMI

  hellroot · Orobanchaceae 5 counties
• 
  Orobanche uniflora L. Native ORUN

  oneflowered broomrape · Orobanchaceae 6 counties
• 
  Orontium aquaticum L. Native ORAQ

  goldenclub · Araceae 35 counties
• 
  Oryza rufipogon Griffiths Introduced ORRU

  brownbeard rice · Poaceae 1 county
• ⚘
  Osmanthus americanus (L.) Benth. & Hook. f. ex A. Gray Native OSAM

  devilwood · Oleaceae 49 counties
• ⚘
  Osmanthus americanus (L.) Benth. & Hook. f. ex A. Gray var. megacarpus (Small) P.S. Greene Native OSAMM

  devilwood · Oleaceae 18 counties
• 
  Osmunda cinnamomea L. Native OSCI

  cinnamon fern · Osmundaceae 57 counties
• 
  Osmunda cinnamomea L. var. cinnamomea Native OSCIC

  cinnamon fern · Osmundaceae 57 counties
• 
  Osmunda regalis L. Native OSRE

  royal fern · Osmundaceae 59 counties
• 
  Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRES

  royal fern · Osmundaceae 59 counties
• 
  Ostrya virginiana (Mill.) K. Koch Native OSVI

  hophornbeam · Betulaceae 16 counties
• 
  Oxalis corniculata L. Native OXCO

  creeping woodsorrel · Oxalidaceae 59 counties
• 
  Oxalis debilis Kunth Introduced OXDE3

  pink woodsorrel · Oxalidaceae 27 counties
• 
  Oxalis debilis Kunth var. corymbosa (DC.) Lourteig Introduced OXDEC

  pink woodsorrel · Oxalidaceae 27 counties
• 
  Oxalis intermedia A. Rich. Native OXIN2

  West Indian woodsorrel · Oxalidaceae 12 counties
• 
  Oxalis priceae Small Native OXPR

  tufted yellow woodsorrel · Oxalidaceae 9 counties
• 
  Oxalis priceae Small ssp. texana (Small) Eiten Native OXPRT

  Texas woodsorrel · Oxalidaceae 9 counties
• 
  Oxalis rubra A. St.-Hil. Introduced OXRU

  windowbox woodsorrel · Oxalidaceae 7 counties
• 
  Oxalis violacea L. Native OXVI

  violet woodsorrel · Oxalidaceae 5 counties