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 551–600 of 2,926 (native).

• 
  Chrysogonum virginianum L. var. australe (Alexander ex Small) H.E. Ahles Native CHVIA

  green and gold · Asteraceae 1 county
• 
  Chrysopsis gossypina (Michx.) Elliott Native CHGO

  cottony goldenaster · Asteraceae 3 counties
• 
  Chrysopsis gossypina (Michx.) Elliott ssp. hyssopifolia (Nutt.) Semple Native CHGOH

  cottony goldenaster · Asteraceae 3 counties
• 
  Chrysopsis mariana (L.) Elliott Native CHMA14

  Maryland goldenaster · Asteraceae 28 counties
• 
  Chrysopsis pilosa Nutt. Native CHPI8

  soft goldenaster · Asteraceae 30 counties
• 
  Chrysopsis texana G.L. Nesom Native CHTE10

  Texas chrysopsis · Asteraceae 2 counties
• 
  Cicuta maculata L. Native CIMA2

  spotted water hemlock · Apiaceae 40 counties
• 
  Cinna arundinacea L. Native CIAR2

  sweet woodreed · Poaceae 9 counties
• 
  Circaea lutetiana L. Native CILU

  broadleaf enchanter's nightshade · Onagraceae 5 counties
• 
  Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus Native CILUC

  broadleaf enchanter's nightshade · Onagraceae 5 counties
• 
  Cirsium altissimum (L.) Hill Native CIAL2

  tall thistle · Asteraceae 18 counties
• 
  Cirsium carolinianum (Walter) Fernald & B.G. Schub. Native CICA7

  soft thistle · Asteraceae 18 counties
• 
  Cirsium discolor (Muhl. ex Willd.) Spreng. Native CIDI

  field thistle · Asteraceae 14 counties
• 
  Cirsium engelmannii Rydb. Native CIEN2

  Engelmann's thistle · Asteraceae 4 counties
• 
  Cirsium horridulum Michx. Native CIHO2

  yellow thistle · Asteraceae 59 counties
• 
  Cirsium horridulum Michx. var. horridulum Native CIHOH

  yellow thistle · Asteraceae 59 counties
• 
  Cirsium lecontei Torr. & A. Gray Native CILE2

  Le Conte's thistle · Asteraceae 1 county
• 
  Cirsium muticum Michx. Native CIMU

  swamp thistle · Asteraceae 5 counties
• 
  Cirsium nuttallii DC. Native CINU

  Nuttall's thistle · Asteraceae 12 counties
• 
  Cissus trifoliata (L.) L. Native CITR2

  sorrelvine · Vitaceae 18 counties
• 
  Cladium mariscus (L.) Pohl Native CLMA10

  swamp sawgrass · Cyperaceae 15 counties
• 
  Cladium mariscus (L.) Pohl ssp. jamaicense (Crantz) Kük. Native CLMAJ

  Jamaica swamp sawgrass · Cyperaceae 15 counties
• 
  Cladrastis kentukea (Dum. Cours.) Rudd Native CLKE

  Kentucky yellowwood · Fabaceae 1 county
• 
  Claytonia virginica L. Native CLVI3

  Virginia springbeauty · Portulacaceae 36 counties
• 
  Claytonia virginica L. var. acutiflora DC. Native CLVIA

  Virginia springbeauty · Portulacaceae 1 county
• 
  Claytonia virginica L. var. virginica Native CLVIV

  Virginia springbeauty · Portulacaceae 1 county
• 
  Claytonia virginica L. var. virginica f. virginica Native CLVIV2

  Virginia springbeauty · Portulacaceae 1 county
• 
  Cleistes bifaria (Fernald) Catling & Gregg Native CLBI3

  small spreading pogonia · Orchidaceae 2 counties
• 
  Clematis catesbyana Pursh Native CLCA3

  satincurls · Ranunculaceae 2 counties
• 
  Clematis crispa L. Native CLCR

  swamp leather flower · Ranunculaceae 58 counties
• 
  Clematis glaucophylla Small Native CLGL

  whiteleaf leather flower · Ranunculaceae 1 county
• 
  Clematis reticulata Walter Native CLRE

  netleaf leather flower · Ranunculaceae 7 counties
• 
  Clematis virginiana L. Native CLVI5

  devil's darning needles · Ranunculaceae 51 counties
• 
  Clethra alnifolia L. Native CLAL3

  coastal sweetpepperbush · Clethraceae 5 counties
• 
  Cliftonia monophylla (Lam.) Britton ex Sarg. Native CLMO2

  buckwheat tree · Cyrillaceae 2 counties
• 
  Clinopodium brownei (Sw.) Kuntze Native CLBR7

  Browne's savory · Lamiaceae 10 counties
• 
  Clinopodium georgianum Harper Native CLGE

  Georgia calamint · Lamiaceae 2 counties
• 
  Clitoria mariana L. Native CLMA4

  Atlantic pigeonwings · Fabaceae 37 counties
• 
  Cnidoscolus texanus (Müll. Arg.) Small Native CNTE

  Texas bullnettle · Euphorbiaceae 22 counties
• 
  Cnidoscolus urens (L.) Arthur Native CNUR

  cnidoscolus · Euphorbiaceae 2 counties
• 
  Cnidoscolus urens (L.) Arthur var. stimulosus (Michx.) Govaerts Native CNURS

  finger rot · Euphorbiaceae 2 counties
• 
  Cocculus carolinus (L.) DC. Native COCA

  Carolina coralbead · Menispermaceae 57 counties
• 
  Coelorachis cylindrica (Michx.) Nash Native COCY

  cylinder jointtail grass · Poaceae 19 counties
• 
  Coelorachis rugosa (Nutt.) Nash Native CORU3

  wrinkled jointtail grass · Poaceae 13 counties
• 
  Coelorachis tessellata (Steud.) Nash Native COTE5

  checkered jointtail grass · Poaceae 4 counties
• 
  Collinsia violacea Nutt. Native COVI2

  violet blue eyed Mary · Scrophulariaceae 2 counties
• 
  Collinsonia canadensis L. Native COCA4

  richweed · Lamiaceae 3 counties
• ⚘
  Collinsonia serotina Walter Native COSE11

  Blue Ridge horsebalm · Lamiaceae 2 counties
• 
  Collinsonia tuberosa Michx. Native COTU2

  deepwoods horsebalm · Lamiaceae 8 counties
• 
  Commelina diffusa Burm. f. Native CODI5

  climbing dayflower · Commelinaceae 54 counties