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 2,401–2,450 of 3,739.

• 
  Phemeranthus calycinus (Engelm.) Kiger Native PHCA48

  largeflower fameflower · Portulacaceae 2 counties
• 
  Phemeranthus parviflorus (Nutt.) Kiger Native PHPA29

  sunbright · Portulacaceae 4 counties
• 
  Philadelphus inodorus L. Native PHIN5

  scentless mock orange · Hydrangeaceae 17 counties
• 
  Philadelphus pubescens Loisel. Native PHPU4

  hoary mock orange · Hydrangeaceae 5 counties
• 
  Philadelphus pubescens Loisel. var. pubescens Native PHPUP

  hoary mock orange · Hydrangeaceae 5 counties
• 
  Phleum pratense L. Introduced PHPR3

  timothy · Poaceae 4 counties
• 
  Phlox carolina L. Native PHCA19

  thickleaf phlox · Polemoniaceae 2 counties
• 
  Phlox carolina L. ssp. angusta Wherry Native PHCAA2

  thickleaf phlox · Polemoniaceae 2 counties
• 
  Phlox cuspidata Scheele Native PHCU2

  pointed phlox · Polemoniaceae 1 county
• 
  Phlox divaricata L. Native PHDI5

  wild blue phlox · Polemoniaceae 31 counties
• 
  Phlox divaricata L. ssp. laphamii (Alph. Wood) Wherry Native PHDIL6

  Lapham's phlox · Polemoniaceae 31 counties
• 
  Phlox drummondii Hook. Native PHDR

  annual phlox · Polemoniaceae 18 counties
• 
  Phlox drummondii Hook. ssp. drummondii Native PHDRD

  annual phlox · Polemoniaceae 18 counties
• 
  Phlox glaberrima L. Native PHGL4

  smooth phlox · Polemoniaceae 5 counties
• 
  Phlox glaberrima L. ssp. interior (Wherry) Wherry Native PHGLI

  smooth phlox · Polemoniaceae 5 counties
• 
  Phlox paniculata L. Native PHPA9

  fall phlox · Polemoniaceae 8 counties
• 
  Phlox pilosa L. Native PHPI

  downy phlox · Polemoniaceae 39 counties
• 
  Phlox pilosa L. ssp. detonsa (A. Gray) Wherry Native PHPID

  downy phlox · Polemoniaceae 2 counties
• 
  Phlox pilosa L. ssp. ozarkana (Wherry) Wherry Native PHPIO2

  Ozark phlox · Polemoniaceae 5 counties
• 
  Phlox pilosa L. ssp. pilosa Native PHPIP2

  downy phlox · Polemoniaceae 39 counties
• 
  Phlox pilosa L. ssp. pulcherrima Lundell Native PHPIP

  downy phlox · Polemoniaceae 5 counties
• 
  Phlox subulata L. Native PHSU3

  moss phlox · Polemoniaceae 8 counties
• 
  Phlox subulata L. ssp. subulata Native PHSUS2

  moss phlox · Polemoniaceae 7 counties
• 
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnst. Native PHLE14

  oak mistletoe · Viscaceae 48 counties
• 
  Photinia glabra (Thunb.) Maxim. Introduced PHGL17

  Japanese photinia · Rosaceae 5 counties
• 
  Photinia serratifolia (Desf.) Kalkm. Introduced PHSE17

  Taiwanese photinia · Rosaceae 7 counties
• 
  Phragmites australis (Cav.) Trin. ex Steud. Both PHAU7

  common reed · Poaceae 19 counties
• 
  Phragmites australis (Cav.) Trin. ex Steud. ssp. australis Introduced PHAUA7

  European common reed · Poaceae 1 county
• 
  Phragmites australis (Cav.) Trin. ex Steud. ssp. berlandieri (E. Fourn.) Saltonst. & Hauber Native PHAUB2

  subtropical common reed · Poaceae 2 counties
• 
  Phryma leptostachya L. Native PHLE5

  American lopseed · Verbenaceae 32 counties
• 
  Phyla cuneifolia (Torr.) Greene Native PHCU3

  wedgeleaf · Verbenaceae 8 counties
• ⚘
  Phyla fruticosa (Mill.) Kennedy Introduced PHFR11

  diamondleaf fogfruit · Verbenaceae 8 counties
• 
  Phyla lanceolata (Michx.) Greene Native PHLA3

  lanceleaf fogfruit · Verbenaceae 59 counties
• 
  Phyla nodiflora (L.) Greene Native PHNO2

  turkey tangle fogfruit · Verbenaceae 35 counties
• ⚘
  Phyla ×intermedia Moldenke [lanceolata × nodiflora] Native PHIN28

  fogfruit · Verbenaceae 19 counties
• 
  Phyllanthus caroliniensis Walter Native PHCA9

  Carolina leaf-flower · Euphorbiaceae 50 counties
• 
  Phyllanthus caroliniensis Walter ssp. caroliniensis Native PHCAC

  Carolina leaf-flower · Euphorbiaceae 50 counties
• 
  Phyllanthus fraternus G.L. Webster Introduced PHFR5

  gulf leaf-flower · Euphorbiaceae 10 counties
• 
  Phyllanthus polygonoides Nutt. ex Spreng. Native PHPO3

  smartweed leaf-flower · Euphorbiaceae 2 counties
• 
  Phyllanthus pudens L.C. Wheeler Native PHPU6

  birdseed leaf-flower · Euphorbiaceae 9 counties
• 
  Phyllanthus tenellus Roxb. Introduced PHTE5

  Mascarene Island leaf-flower · Euphorbiaceae 6 counties
• 
  Phyllanthus urinaria L. Introduced PHUR

  chamber bitter · Euphorbiaceae 34 counties
• 
  Phyllostachys aurea Carrière ex A. Rivière & C. Rivière Introduced PHAU8

  golden bamboo · Poaceae 11 counties
• 
  Phyllostachys bambusoides Siebold & Zucc. Introduced PHBA80

  Japanese timber bamboo · Poaceae 1 county
• 
  Physalis acutifolia (Miers) Sandw. Native PHAC6

  sharpleaf groundcherry · Solanaceae 1 county
• 
  Physalis angulata L. Native PHAN5

  cutleaf groundcherry · Solanaceae 63 counties
• 
  Physalis angustifolia Nutt. Native PHAN8

  coastal groundcherry · Solanaceae 3 counties
• 
  Physalis carpenteri Riddell ex Rydb. Native PHCA16

  Carpenter's groundcherry · Solanaceae 7 counties
• 
  Physalis cinerascens (Dunal) Hitchc. Native PHCI4

  smallflower groundcherry · Solanaceae 9 counties
• 
  Physalis cinerascens (Dunal) Hitchc. var. cinerascens Native PHCIC3

  smallflower groundcherry · Solanaceae 7 counties