Louisiana

• Acadia 22001
  964 taxa Open ↗
• Allen 22003
  1,426 taxa Open ↗
• Ascension 22005
  551 taxa Open ↗
• Assumption 22007
  456 taxa Open ↗
• Avoyelles 22009
  803 taxa Open ↗
• Beauregard 22011
  1,018 taxa Open ↗
• Bienville 22013
  1,400 taxa Open ↗
• Bossier 22015
  1,395 taxa Open ↗
• Caddo 22017
  1,796 taxa Open ↗
• Calcasieu 22019
  1,531 taxa Open ↗

Showing 2,651–2,700 of 3,739.

• 
  Prunus persica (L.) Batsch var. persica Introduced PRPEP2

  peach · Rosaceae 36 counties
• 
  Prunus serotina Ehrh. Native PRSE2

  black cherry · Rosaceae 59 counties
• 
  Prunus serotina Ehrh. var. serotina Native PRSES

  black cherry · Rosaceae 59 counties
• 
  Prunus umbellata Elliott Native PRUM

  hog plum · Rosaceae 34 counties
• 
  Prunus umbellata Elliott var. umbellata Native PRUMU

  hog plum · Rosaceae 34 counties
• 
  Pseudognaphalium helleri (Britton) Anderb. Native PSHE4

  Heller's cudweed · Asteraceae 27 counties
• 
  Pseudognaphalium helleri (Britton) Anderb. ssp. helleri Native PSHEH7

  Heller's cudweed · Asteraceae 27 counties
• 
  Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt Native PSOB3

  rabbit-tobacco · Asteraceae 46 counties
• 
  Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt ssp. obtusifolium Native PSOBO

  rabbit-tobacco · Asteraceae 46 counties
• 
  Psilotum nudum (L.) P. Beauv. Native PSNU

  whisk fern · Psilotaceae 9 counties
• 
  Ptelea trifoliata L. Native PTTR

  common hoptree · Rutaceae 28 counties
• 
  Ptelea trifoliata L. ssp. trifoliata Native PTTRT

  common hoptree · Rutaceae 28 counties
• 
  Ptelea trifoliata L. ssp. trifoliata var. mollis Torr. & A. Gray Native PTTRM

  common hoptree · Rutaceae 28 counties
• 
  Pteridium aquilinum (L.) Kuhn Native PTAQ

  western brackenfern · Dennstaedtiaceae 40 counties
• 
  Pteridium aquilinum (L.) Kuhn var. pseudocaudatum (Clute) A. Heller Native PTAQP

  western brackenfern · Dennstaedtiaceae 6 counties
• 
  Pteris cretica L. Introduced PTCR2

  Cretan brake · Pteridaceae 1 county
• 
  Pteris cretica L. var. cretica Introduced PTCRC

  Cretan brake · Pteridaceae 1 county
• 
  Pteris multifida Poir. Introduced PTMU

  spider brake · Pteridaceae 12 counties
• 
  Pteris vittata L. Introduced PTVI

  ladder brake · Pteridaceae 11 counties
• 
  Pterocarya stenoptera C. DC. Introduced PTST80

  Chinese wingnut · Juglandaceae 2 counties
• 
  Pterocaulon virgatum (L.) DC. Native PTVI2

  wand blackroot · Asteraceae 4 counties
• 
  Pteroglossaspis ecristata (Fernald) Rolfe Native PTEC2

  giant orchid · Orchidaceae 8 counties
• 
  Ptilimnium capillaceum (Michx.) Raf. Native PTCA

  herbwilliam · Apiaceae 62 counties
• 
  Ptilimnium costatum (Elliott) Raf. Native PTCO

  ribbed mock bishopweed · Apiaceae 25 counties
• 
  Ptilimnium nuttallii (DC.) Britton Native PTNU

  laceflower · Apiaceae 26 counties
• 
  Pueraria montana (Lour.) Merr. Introduced PUMO

  kudzu · Fabaceae 40 counties
• 
  Pueraria montana (Lour.) Merr. var. lobata (Willd.) Maesen & S.M. Almeida ex Sanjappa & Predeep Introduced PUMOL

  kudzu · Fabaceae 40 counties
• 
  Punica granatum L. Introduced PUGR2

  pomegranate · Punicaceae 12 counties
• 
  Pycnanthemum albescens Torr. & A. Gray Native PYAL

  whiteleaf mountainmint · Lamiaceae 39 counties
• 
  Pycnanthemum muticum (Michx.) Pers. Native PYMU

  clustered mountainmint · Lamiaceae 27 counties
• 
  Pycnanthemum tenuifolium Schrad. Native PYTE

  narrowleaf mountainmint · Lamiaceae 42 counties
• 
  Pyracantha coccinea M. Roem. Introduced PYCO2

  scarlet firethorn · Rosaceae 29 counties
• 
  Pyracantha koidzumii (Hayata) Rehder Introduced PYKO

  Formosa firethorn · Rosaceae 1 county
• 
  Pyrrhopappus carolinianus (Walter) DC. Native PYCA2

  Carolina desert-chicory · Asteraceae 64 counties
• 
  Pyrrhopappus pauciflorus (D. Don) DC. Native PYPA4

  smallflower desert-chicory · Asteraceae 21 counties
• 
  Pyrus calleryana Decne. Introduced PYCA80

  Callery pear · Rosaceae 19 counties
• 
  Pyrus communis L. Introduced PYCO

  common pear · Rosaceae 36 counties
• 
  Quercus acutissima Carruthers Introduced QUAC80

  sawtooth oak · Fagaceae 16 counties
• ⚘
  Quercus alba L. Native QUAL

  white oak · Fagaceae 39 counties
• 
  Quercus arkansana Sarg. Native QUAR2

  Arkansas oak · Fagaceae 10 counties
• 
  Quercus coccinea Münchh. Native QUCO2

  scarlet oak · Fagaceae 1 county
• 
  Quercus coccinea Münchh. var. coccinea Native QUCOC

  scarlet oak · Fagaceae 1 county
• 
  Quercus falcata Michx. Native QUFA

  southern red oak · Fagaceae 46 counties
• 
  Quercus hemisphaerica W. Bartram ex Willd. Native QUHE2

  Darlington oak · Fagaceae 28 counties
• 
  Quercus hemisphaerica W. Bartram ex Willd. var. hemisphaerica Native QUHEH

  Darlington oak · Fagaceae 28 counties
• 
  Quercus hemisphaerica W. Bartram ex Willd. var. maritima (Michx.) C.H. Mull. Native QUHEM

  Darlington oak · Fagaceae 1 county
• 
  Quercus imbricaria Michx. Native QUIM

  shingle oak · Fagaceae 3 counties
• 
  Quercus incana W. Bartram Native QUIN

  bluejack oak · Fagaceae 22 counties
• 
  Quercus laevis Walter Native QULA2

  turkey oak · Fagaceae 2 counties
• 
  Quercus laurifolia Michx. Native QULA3

  laurel oak · Fagaceae 57 counties