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 101–150 of 2,926 (native).

• 
  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae 46 counties
• 
  Amorpha laevigata Nutt. Native AMLA2

  smooth false indigo · Fabaceae 2 counties
• 
  Amorpha nitens Boynt. Native AMNI

  shining false indigo · Fabaceae 3 counties
• 
  Amorpha paniculata Torr. & A. Gray Native AMPA4

  panicled false indigo · Fabaceae 8 counties
• 
  Ampelopsis cordata Michx. Native AMCO2

  heartleaf peppervine · Vitaceae 49 counties
• 
  Amphiachyris dracunculoides (DC.) Nutt. Native AMDR

  prairie broomweed · Asteraceae 1 county
• 
  Amphicarpaea bracteata (L.) Fernald Native AMBR2

  American hogpeanut · Fabaceae 33 counties
• 
  Amphicarpaea bracteata (L.) Fernald var. comosa Native AMBRC

  American hogpeanut · Fabaceae 2 counties
• 
  Amsonia ludoviciana Vail Native AMLU2

  Louisiana bluestar · Apocynaceae 10 counties
• 
  Amsonia repens Shinners Native AMRE3

  creeping bluestar · Apocynaceae 2 counties
• 
  Amsonia rigida Shuttlw. ex Small Native AMRI

  stiff bluestar · Apocynaceae 19 counties
• 
  Amsonia tabernaemontana Walter Native AMTA2

  eastern bluestar · Apocynaceae 40 counties
• 
  Anagallis minima (L.) Krause Native ANMI4

  chaffweed · Primulaceae 49 counties
• 
  Andropogon gerardii Vitman Native ANGE

  big bluestem · Poaceae 34 counties
• 
  Andropogon glaucopsis Elliott Native ANGL10

  purple bluestem · Poaceae 1 county
• 
  Andropogon glomeratus (Walter) Britton, Sterns & Poggenb. Native ANGL2

  bushy bluestem · Poaceae 59 counties
• 
  Andropogon gyrans Ashe Native ANGY2

  Elliott's bluestem · Poaceae 25 counties
• 
  Andropogon gyrans Ashe var. gyrans Native ANGYG

  Elliott's bluestem · Poaceae 25 counties
• 
  Andropogon gyrans Ashe var. stenophyllus (Hack.) C.S. Campbell Native ANGYS

  Elliott's bluestem · Poaceae 2 counties
• 
  Andropogon mohrii (Hack.) Hack. ex Vasey Native ANMO3

  Mohr's bluestem · Poaceae 3 counties
• 
  Andropogon ternarius Michx. Native ANTE2

  splitbeard bluestem · Poaceae 33 counties
• 
  Andropogon ternarius Michx. var. ternarius Native ANTET

  splitbeard bluestem · Poaceae 33 counties
• 
  Andropogon virginicus L. Native ANVI2

  broomsedge bluestem · Poaceae 55 counties
• 
  Andropogon virginicus L. var. virginicus Native ANVIV

  broomsedge bluestem · Poaceae 55 counties
• 
  Anemone berlandieri Pritz. Native ANBE

  tenpetal thimbleweed · Ranunculaceae 6 counties
• 
  Anemone caroliniana Walter Native ANCA9

  Carolina anemone · Ranunculaceae 22 counties
• 
  Anemone virginiana L. Native ANVI3

  tall thimbleweed · Ranunculaceae 1 county
• 
  Anemone virginiana L. var. virginiana Native ANVIV2

  tall thimbleweed · Ranunculaceae 1 county
• 
  Angelica venenosa (Greenway) Fernald Native ANVE

  hairy angelica · Apiaceae 1 county
• 
  Anoda cristata (L.) Schltdl. Native ANCR2

  crested anoda · Malvaceae 3 counties
• 
  Antennaria parlinii Fernald Native ANPA9

  Parlin's pussytoes · Asteraceae 24 counties
• 
  Antennaria parlinii Fernald ssp. fallax (Greene) Bayer & Stebbins Native ANPAF

  Parlin's pussytoes · Asteraceae 24 counties
• 
  Antennaria solitaria Rydb. Native ANSO

  singlehead pussytoes · Asteraceae 3 counties
• 
  Anthaenantia rufa (Nutt.) Schult. Native ANRU

  purple silkyscale · Poaceae 15 counties
• 
  Anthaenantia villosa (Michx.) P. Beauv. Native ANVI4

  green silkyscale · Poaceae 14 counties
• 
  Aphanostephus skirrhobasis (DC.) Trel. Native APSK

  Arkansas dozedaisy · Asteraceae 2 counties
• 
  Aphanostephus skirrhobasis (DC.) Trel. var. skirrhobasis Native APSKS

  Arkansas dozedaisy · Asteraceae 1 county
• 
  Aphanostephus skirrhobasis (DC.) Trel. var. thalassius Shinners Native APSKT

  Arkansas dozedaisy · Asteraceae 1 county
• 
  Apios americana Medik. Native APAM

  groundnut · Fabaceae 51 counties
• 
  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae 34 counties
• 
  Apteria aphylla (Nutt.) Barnhart ex Small Native APAP

  nodding nixie · Burmanniaceae 8 counties
• 
  Arabis canadensis L. Native ARCA

  sicklepod · Brassicaceae 3 counties
• 
  Aralia spinosa L. Native ARSP2

  devil's walkingstick · Araliaceae 45 counties
• 
  Arenaria benthamii Fenzl ex Torr. & A. Gray Native ARBE

  hilly sandwort · Caryophyllaceae 1 county
• 
  Arenaria lanuginosa (Michx.) Rohrb. Native ARLA4

  spreading sandwort · Caryophyllaceae 9 counties
• 
  Arenaria lanuginosa (Michx.) Rohrb. ssp. lanuginosa Native ARLAL2

  spreading sandwort · Caryophyllaceae 9 counties
• 
  Arenaria lanuginosa (Michx.) Rohrb. ssp. lanuginosa var. lanuginosa Native ARLAL3

  spreading sandwort · Caryophyllaceae 9 counties
• 
  Argemone albiflora Hornem. Native ARAL3

  bluestem pricklypoppy · Papaveraceae 12 counties
• 
  Argemone mexicana L. Native ARME4

  Mexican pricklypoppy · Papaveraceae 6 counties
• 
  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae 53 counties