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 351–400 of 781 (introduced).

• 
  Koelreuteria elegans (Seem.) A.C. Sm. ssp. formosana (Hayata) F.G. Mey. Introduced KOELF

  flamegold · Sapindaceae 5 counties
• 
  Koelreuteria paniculata Laxm. Introduced KOPA

  goldenrain tree · Sapindaceae 18 counties
• 
  Kummerowia stipulacea (Maxim.) Makino Introduced KUST

  Korean clover · Fabaceae 2 counties
• 
  Kummerowia striata (Thunb.) Schindl. Introduced KUST2

  Japanese clover · Fabaceae 49 counties
• 
  Lactuca saligna L. Introduced LASA

  willowleaf lettuce · Asteraceae 1 county
• 
  Lactuca serriola L. Introduced LASE

  prickly lettuce · Asteraceae 28 counties
• 
  Lagenaria siceraria (Molina) Standl. Introduced LASI

  bottle gourd · Cucurbitaceae 12 counties
• 
  Lagerstroemia indica L. Introduced LAIN

  crapemyrtle · Lythraceae 44 counties
• 
  Lamium amplexicaule L. Introduced LAAM

  henbit deadnettle · Lamiaceae 62 counties
• 
  Lamium purpureum L. Introduced LAPU2

  purple deadnettle · Lamiaceae 31 counties
• 
  Lamium purpureum L. var. incisum (Willd.) Pers. Introduced LAPUI

  purple deadnettle · Lamiaceae 5 counties
• 
  Lamium purpureum L. var. purpureum Introduced LAPUP

  purple deadnettle · Lamiaceae 29 counties
• 
  Lantana camara L. Introduced LACA2

  lantana · Verbenaceae 44 counties
• 
  Lantana montevidensis (Spreng.) Briq. Introduced LAMO2

  trailing shrubverbena · Verbenaceae 6 counties
• 
  Lathyrus aphaca L. Introduced LAAP2

  yellow pea · Fabaceae 5 counties
• 
  Lathyrus hirsutus L. Introduced LAHI2

  Caley pea · Fabaceae 43 counties
• 
  Lathyrus latifolius L. Introduced LALA4

  perennial pea · Fabaceae 6 counties
• 
  Lens culinaris Medik. Introduced LECU2

  lentil · Fabaceae 1 county
• 
  Leonotis nepetifolia (L.) R. Br. Introduced LENE

  Christmas candlestick · Lamiaceae 21 counties
• 
  Leonurus sibiricus L. Introduced LESI

  honeyweed · Lamiaceae 21 counties
• 
  Lepidium campestre (L.) W.T. Aiton Introduced LECA5

  field pepperweed · Brassicaceae 1 county
• 
  Lepidium ruderale L. Introduced LERU

  roadside pepperweed · Brassicaceae 2 counties
• 
  Lespedeza bicolor Turcz. Introduced LEBI2

  shrub lespedeza · Fabaceae 7 counties
• 
  Lespedeza cuneata (Dum. Cours.) G. Don Introduced LECU

  sericea lespedeza · Fabaceae 32 counties
• 
  Lespedeza thunbergii (DC.) Nakai Introduced LETH4

  Thunberg's lespedeza · Fabaceae 3 counties
• 
  Leucanthemum maximum (Ramond) DC. Introduced LEMA8

  max chrysanthemum · Asteraceae 2 counties
• 
  Leucanthemum vulgare Lam. Introduced LEVU

  oxeye daisy · Asteraceae 13 counties
• 
  Leucojum aestivum L. Introduced LEAE

  summer snowflake · Liliaceae 27 counties
• 
  Leucojum aestivum L. ssp. aestivum Introduced LEAEA

  summer snowflake · Liliaceae 27 counties
• 
  Ligustrum japonicum Thunb. Introduced LIJA

  Japanese privet · Oleaceae 35 counties
• 
  Ligustrum lucidum W.T. Aiton Introduced LILU2

  glossy privet · Oleaceae 25 counties
• 
  Ligustrum sinense Lour. Introduced LISI

  Chinese privet · Oleaceae 57 counties
• 
  Lilium formosanum A. Wallace Introduced LIFO2

  Formosa lily · Liliaceae 4 counties
• 
  Lilium lancifolium Thunb. Introduced LILA8

  tiger lily · Liliaceae 2 counties
• 
  Linaria vulgaris Mill. Introduced LIVU2

  butter and eggs · Scrophulariaceae 4 counties
• 
  Lindernia antipoda (L.) Alston Introduced LIAN5

  sparrow false pimpernel · Scrophulariaceae 1 county
• 
  Lindernia crustacea (L.) F. Muell. Introduced LICR

  Malaysian false pimpernel · Scrophulariaceae 19 counties
• 
  Linum usitatissimum L. Introduced LIUS

  common flax · Linaceae 12 counties
• 
  Liriope muscari (Decne.) L.H. Bailey Introduced LIMU6

  big blue lilyturf · Liliaceae 1 county
• 
  Lobularia maritima (L.) Desv. Introduced LOMA

  sweet alyssum · Brassicaceae 1 county
• 
  Lolium perenne L. Introduced LOPE

  perennial ryegrass · Poaceae 63 counties
• 
  Lolium perenne L. ssp. multiflorum (Lam.) Husnot Introduced LOPEM2

  Italian ryegrass · Poaceae 1 county
• 
  Lolium rigidum Gaudin Introduced LORI

  Wimmera ryegrass · Poaceae 1 county
• 
  Lolium temulentum L. Introduced LOTE2

  Darnel ryegrass · Poaceae 1 county
• 
  Lolium temulentum L. ssp. temulentum Introduced LOTET

  Darnel ryegrass · Poaceae 1 county
• 
  Lonicera fragrantissima Lindl. & Paxton Introduced LOFR

  sweet breath of spring · Caprifoliaceae 11 counties
• 
  Lonicera japonica Thunb. Introduced LOJA

  Japanese honeysuckle · Caprifoliaceae 64 counties
• 
  Ludwigia grandiflora (Michx.) Greuter & Burdet Introduced LUGR9

  large-flower primrose-willow · Onagraceae 24 counties
• 
  Ludwigia peploides (Kunth) P.H. Raven ssp. montevidensis (Spreng.) P.H. Raven Introduced LUPEM

  floating primrose-willow · Onagraceae 1 county
• 
  Luffa acutangula (L.) Roxb. Introduced LUAC2

  sinkwa towelsponge · Cucurbitaceae 1 county