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 601–650 of 781 (introduced).

• 
  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae 61 counties
• 
  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly dock · Polygonaceae 61 counties
• 
  Rumex obovatus Danser Introduced RUOB3

  tropical dock · Polygonaceae 13 counties
• 
  Rumex obtusifolius L. Introduced RUOB

  bitter dock · Polygonaceae 1 county
• 
  Rumex paraguayensis Parodi Introduced RUPA24

  Paraguayan dock · Polygonaceae 7 counties
• 
  Rumex pulcher L. Introduced RUPU3

  fiddle dock · Polygonaceae 58 counties
• 
  Saccharum officinarum L. Introduced SAOF

  sugarcane · Poaceae 5 counties
• 
  Sacciolepis indica (L.) Chase Introduced SAIN

  glenwoodgrass · Poaceae 4 counties
• 
  Sagittaria guayanensis Kunth Introduced SAGU

  Guyanese arrowhead · Alismataceae 2 counties
• 
  Salix cinerea L. Introduced SACI

  large gray willow · Salicaceae 4 counties
• ⚘
  Salix ×sepulcralis Simonkai [alba × babylonica] Introduced SASE10

  weeping willow · Salicaceae 23 counties
• 
  Salpichroa origanifolia (Lam.) Thell. Introduced SAOR4

  lily of the valley vine · Solanaceae 3 counties
• 
  Salsola kali L. Introduced SAKA

  Russian thistle · Chenopodiaceae 6 counties
• 
  Salsola kali L. ssp. pontica (Pall.) Mosyakin Introduced SAKAP

  Russian thistle · Chenopodiaceae 6 counties
• 
  Salvinia minima Baker Introduced SAMI7

  water spangles · Salviniaceae 14 counties
• 
  Salvinia molesta Mitchell Introduced SAMO5

  kariba-weed · Salviniaceae 13 counties
• 
  Santolina chamaecyparissus L. Introduced SACH2

  lavender cotton · Asteraceae 4 counties
• 
  Saponaria officinalis L. Introduced SAOF4

  bouncingbet · Caryophyllaceae 20 counties
• 
  Schedonorus arundinaceus (Schreb.) Dumort., nom. cons. Introduced SCAR7

  tall fescue · Poaceae 60 counties
• 
  Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

  meadow fescue · Poaceae 1 county
• 
  Scleranthus annuus L. Introduced SCAN2

  German knotgrass · Caryophyllaceae 3 counties
• 
  Sclerochloa dura (L.) P. Beauv. Introduced SCDU2

  common hardgrass · Poaceae 1 county
• 
  Scutellaria racemosa Pers. Introduced SCRA

  South American skullcap · Lamiaceae 7 counties
• 
  Secale cereale L. Introduced SECE

  cereal rye · Poaceae 15 counties
• 
  Sechium edule (Jacq.) Sw. Introduced SEED

  chayote · Cucurbitaceae 1 county
• 
  Securigera varia (L.) Lassen Introduced SEVA4

  crownvetch · Fabaceae 1 county
• 
  Sedum sarmentosum Bunge Introduced SESA

  stringy stonecrop · Crassulaceae 5 counties
• 
  Selaginella braunii Baker Introduced SEBR3

  Braun's spikemoss · Selaginellaceae 3 counties
• 
  Selaginella uncinata (Desv. ex Poir.) Spring Introduced SEUN2

  blue spikemoss · Selaginellaceae 2 counties
• 
  Senecio sylvaticus L. Introduced SESY

  woodland ragwort · Asteraceae 1 county
• 
  Senecio vulgaris L. Introduced SEVU

  old-man-in-the-Spring · Asteraceae 4 counties
• 
  Senna alata (L.) Roxb. Introduced SEAL4

  emperor's candlesticks · Fabaceae 8 counties
• 
  Senna occidentalis (L.) Link Introduced SEOC2

  septicweed · Fabaceae 38 counties
• 
  Sesbania punicea (Cav.) Benth. Introduced SEPU7

  rattlebox · Fabaceae 35 counties
• 
  Setaria faberi Herrm. Introduced SEFA

  Japanese bristlegrass · Poaceae 25 counties
• 
  Setaria italica (L.) P. Beauv. Introduced SEIT

  foxtail millet · Poaceae 3 counties
• 
  Setaria megaphylla (Steud.) T. Dur. & Schinz Introduced SEME6

  bigleaf bristlegrass · Poaceae 2 counties
• 
  Setaria pumila (Poir.) Roem. & Schult. Introduced SEPU8

  yellow foxtail · Poaceae 62 counties
• 
  Setaria pumila (Poir.) Roem. & Schult. ssp. pallidefusca (Schumach.) B.K. Simon Introduced SEPUP3

  cattail grass · Poaceae 62 counties
• 
  Setaria pumila (Poir.) Roem. & Schult. ssp. pumila Introduced SEPUP2

  yellow foxtail · Poaceae 2 counties
• 
  Setaria verticillata (L.) P. Beauv. Introduced SEVE3

  hooked bristlegrass · Poaceae 2 counties
• 
  Setaria viridis (L.) P. Beauv. Introduced SEVI4

  green bristlegrass · Poaceae 12 counties
• 
  Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIV

  green bristlegrass · Poaceae 12 counties
• 
  Sherardia arvensis L. Introduced SHAR2

  blue fieldmadder · Rubiaceae 41 counties
• 
  Silene armeria L. Introduced SIAR

  sweet William silene · Caryophyllaceae 1 county
• 
  Silene gallica L. Introduced SIGA

  common catchfly · Caryophyllaceae 16 counties
• 
  Silene noctiflora L. Introduced SINO

  nightflowering silene · Caryophyllaceae 4 counties
• 
  Silybum marianum (L.) Gaertn. Introduced SIMA3

  blessed milkthistle · Asteraceae 6 counties
• 
  Sinapis alba L. Introduced SIAL5

  white mustard · Brassicaceae 6 counties
• 
  Sinapis arvensis L. Introduced SIAR4

  charlock mustard · Brassicaceae 23 counties