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 151–200 of 781 (introduced).

• 
  Cichorium intybus L. Introduced CIIN

  chicory · Asteraceae 5 counties
• 
  Cinnamomum camphora (L.) J. Presl Introduced CICA

  camphortree · Lauraceae 27 counties
• 
  Cirsium vulgare (Savi) Ten. Introduced CIVU

  bull thistle · Asteraceae 6 counties
• 
  Citrullus lanatus (Thunb.) Matsum. & Nakai Introduced CILA3

  watermelon · Cucurbitaceae 35 counties
• 
  Citrullus lanatus (Thunb.) Matsum. & Nakai var. lanatus Introduced CILAL

  watermelon · Cucurbitaceae 35 counties
• ⚘
  Citrus ×sinensis (L.) Osbeck (pro sp.) [maxima × reticulata] Introduced CISI3

  sweet orange · Rutaceae 1 county
• 
  Clematis terniflora DC. Introduced CLTE4

  sweet autumn virginsbower · Ranunculaceae 32 counties
• ⚘
  Clematis ×jackmanii T. Moore [lanuginosa × viticella] Introduced CLJA2

  leather flower · Ranunculaceae 9 counties
• 
  Cleome gynandra L. Introduced CLGY

  spiderwisp · Capparaceae 1 county
• 
  Cleome hassleriana Chod. Introduced CLHA

  pink queen · Capparaceae 27 counties
• 
  Cleome viscosa L. Introduced CLVI9

  Asian spiderflower · Capparaceae 1 county
• 
  Clerodendrum bungei Steud. Introduced CLBU

  rose glorybower · Verbenaceae 15 counties
• 
  Clerodendrum indicum (L.) Kuntze Introduced CLIN

  turk's turbin · Verbenaceae 11 counties
• 
  Clerodendrum trichotomum Thunb. Introduced CLTR

  harlequin glorybower · Verbenaceae 1 county
• 
  Clerodendrum trichotomum Thunb. var. ferrugineum Nakai Introduced CLTRF

  ferruginous clerodendrum · Verbenaceae 1 county
• 
  Clinopodium gracile (Benth.) Kuntze Introduced CLGR4

  slender wild basil · Lamiaceae 20 counties
• 
  Coix lacryma-jobi L. Introduced COLA

  Job's tears · Poaceae 2 counties
• 
  Colocasia esculenta (L.) Schott Introduced COES

  coco yam · Araceae 36 counties
• 
  Commelina benghalensis L. Introduced COBE2

  jio · Commelinaceae 1 county
• 
  Commelina caroliniana Walter Introduced COCA17

  Carolina dayflower · Commelinaceae 24 counties
• 
  Commelina communis L. Introduced COCO3

  Asiatic dayflower · Commelinaceae 33 counties
• 
  Conium maculatum L. Introduced COMA2

  poison hemlock · Apiaceae 2 counties
• 
  Consolida ajacis (L.) Schur Introduced COAJ

  doubtful knight's-spur · Ranunculaceae 18 counties
• 
  Convolvulus arvensis L. Introduced COAR4

  field bindweed · Convolvulaceae 22 counties
• 
  Conyza bonariensis (L.) Cronquist Introduced COBO

  asthmaweed · Asteraceae 51 counties
• 
  Corchorus aestuans L. Introduced COAE

  jute · Tiliaceae 9 counties
• 
  Coriandrum sativum L. Introduced COSA

  coriander · Apiaceae 3 counties
• 
  Coronopus didymus (L.) Sm. Introduced CODI6

  lesser swinecress · Brassicaceae 50 counties
• 
  Coronopus squamatus (Forssk.) Asch. Introduced COSQ

  greater swinecress · Brassicaceae 3 counties
• 
  Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. Introduced COSE4

  Uruguayan pampas grass · Poaceae 14 counties
• 
  Cosmos bipinnatus Cav. Introduced COBI2

  garden cosmos · Asteraceae 3 counties
• 
  Cosmos sulphureus Cav. Introduced COSU5

  sulphur cosmos · Asteraceae 2 counties
• 
  Crepis pulchra L. Introduced CRPU3

  smallflower hawksbeard · Asteraceae 20 counties
• 
  Crinum asiaticum L. Introduced CRAS6

  poisonbulb · Liliaceae 1 county
• 
  Crinum bulbispermum (Burm. f.) Milne-Redhead & Schweickerdt Introduced CRBU2

  hardy swamplily · Liliaceae 2 counties
• 
  Crinum zeylanicum (L.) L. Introduced CRZE

  Ceylon swamplily · Liliaceae 2 counties
• 
  Crotalaria brevidens Benth. Introduced CRBR8

  Ethiopian rattlebox · Fabaceae 2 counties
• 
  Crotalaria brevidens Benth. var. intermedia (Kotschy) Polhill Introduced CRBRI

  Ethiopian rattlebox · Fabaceae 2 counties
• 
  Crotalaria lanceolata E. Mey. Introduced CRLA7

  lanceleaf rattlebox · Fabaceae 2 counties
• 
  Crotalaria retusa L. Introduced CRRE4

  rattleweed · Fabaceae 2 counties
• 
  Crotalaria spectabilis Roth Introduced CRSP2

  showy rattlebox · Fabaceae 22 counties
• 
  Cruciata pedemontana (Bellardi) Ehrend. Introduced CRPE10

  piedmont bedstraw · Rubiaceae 3 counties
• 
  Cryptomeria japonica (L. f.) D. Don Introduced CRJA3

  Japanese cedar · Cupressaceae 4 counties
• 
  Cucumis melo L. Introduced CUME

  cantaloupe · Cucurbitaceae 54 counties
• 
  Cucumis sativus L. Introduced CUSA4

  garden cucumber · Cucurbitaceae 7 counties
• 
  Cucurbita pepo L. var. pepo Introduced CUPEP

  field pumpkin · Cucurbitaceae 20 counties
• 
  Cunninghamia lanceolata (Lamb.) Hook. Introduced CULA

  Chinese fir · Cupressaceae 13 counties
• 
  Cuphea carthagenensis (Jacq.) J.F. Macbr. Introduced CUCA4

  Colombian waxweed · Lythraceae 41 counties
• 
  Cuphea glutinosa Cham. & Schltdl. Introduced CUGL4

  sticky waxweed · Lythraceae 6 counties
• 
  Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson Introduced CYLE7

  marsh parsley · Apiaceae 63 counties