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 801–850 of 3,739.

• 
  Coreopsis basalis (A. Dietr.) S.F. Blake Native COBA2

  goldenmane tickseed · Asteraceae 5 counties
• 
  Coreopsis gladiata Walter Native COGL2

  coastal plain tickseed · Asteraceae 10 counties
• 
  Coreopsis grandiflora Hogg ex Sweet Native COGR5

  largeflower tickseed · Asteraceae 19 counties
• 
  Coreopsis grandiflora Hogg ex Sweet var. grandiflora Native COGRG

  largeflower tickseed · Asteraceae 16 counties
• 
  Coreopsis grandiflora Hogg ex Sweet var. harveyana (A. Gray) Sherff Native COGRH

  largeflower tickseed · Asteraceae 8 counties
• 
  Coreopsis intermedia Sherff Native COIN2

  goldenwave tickseed · Asteraceae 1 county
• 
  Coreopsis lanceolata L. Native COLA5

  lanceleaf tickseed · Asteraceae 38 counties
• 
  Coreopsis linifolia Nutt. Native COLI5

  Texas tickseed · Asteraceae 13 counties
• 
  Coreopsis major Walter Native COMA6

  greater tickseed · Asteraceae 3 counties
• 
  Coreopsis nudata Nutt. Native CONU5

  Georgia tickseed · Asteraceae 1 county
• 
  Coreopsis nuecensis A. Heller Native CONU3

  crown tickseed · Asteraceae 2 counties
• 
  Coreopsis palmata Nutt. Native COPA10

  stiff tickseed · Asteraceae 2 counties
• 
  Coreopsis pubescens Elliott Native COPU2

  star tickseed · Asteraceae 18 counties
• 
  Coreopsis pubescens Elliott var. debilis (Sherff) E.B. Sm. Native COPUD

  star tickseed · Asteraceae 18 counties
• 
  Coreopsis tinctoria Nutt. Native COTI3

  golden tickseed · Asteraceae 50 counties
• 
  Coreopsis tinctoria Nutt. var. tinctoria Native COTIT

  golden tickseed · Asteraceae 50 counties
• 
  Coreopsis tripteris L. Native COTR4

  tall tickseed · Asteraceae 24 counties
• 
  Coriandrum sativum L. Introduced COSA

  coriander · Apiaceae 3 counties
• 
  Cornus amomum Mill. Native COAM2

  silky dogwood · Cornaceae 2 counties
• 
  Cornus drummondii C.A. Mey. Native CODR

  roughleaf dogwood · Cornaceae 57 counties
• 
  Cornus florida L. Native COFL2

  flowering dogwood · Cornaceae 49 counties
• 
  Cornus foemina Mill. Native COFO

  stiff dogwood · Cornaceae 49 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
• 
  Corydalis flavula (Raf.) DC. Native COFL3

  yellow fumewort · Fumariaceae 13 counties
• 
  Corydalis micrantha (Engelm. ex A. Gray) A. Gray Native COMI2

  smallflower fumewort · Fumariaceae 49 counties
• 
  Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. australis (Chapm.) G.B. Ownbey Native COMIA2

  smallflower fumewort · Fumariaceae 37 counties
• 
  Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. micrantha Native COMIM2

  smallflower fumewort · Fumariaceae 36 counties
• 
  Corylus americana Walter Native COAM3

  American hazelnut · Betulaceae 4 counties
• 
  Cosmos bipinnatus Cav. Introduced COBI2

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

  sulphur cosmos · Asteraceae 2 counties
• 
  Crassula aquatica (L.) Schoenl. Native CRAQ

  water pygmyweed · Crassulaceae 27 counties
• 
  Crataegus berberifolia Torr. & A. Gray Native CRBE2

  barberry hawthorn · Rosaceae 18 counties
• 
  Crataegus brachyacantha Sarg. & Engelm. Native CRBR

  blueberry hawthorn · Rosaceae 26 counties
• 
  Crataegus crus-galli L. Native CRCR2

  cockspur hawthorn · Rosaceae 28 counties
• ⚘
  Crataegus engelmannii Sarg. Native CREN

  Engelmann's hawthorn · Rosaceae 1 county
• 
  Crataegus flabellata (Bosc ex Spach) K. Koch Native CRFL

  fanleaf hawthorn · Rosaceae 1 county
• 
  Crataegus macrosperma Ashe Native CRMA3

  bigfruit hawthorn · Rosaceae 2 counties
• 
  Crataegus marshallii Eggl. Native CRMA5

  parsley hawthorn · Rosaceae 44 counties
• 
  Crataegus opaca Hook. & Arn. Native CROP

  western mayhaw · Rosaceae 31 counties
• ⚘
  Crataegus pearsonii Ashe Native CRPE13

  Pearson's hawthorn · Rosaceae 4 counties
• 
  Crataegus pruinosa (Wendl. f.) K. Koch Native CRPR2

  waxyfruit hawthorn · Rosaceae 4 counties
• 
  Crataegus spathulata Michx. Native CRSP

  littlehip hawthorn · Rosaceae 28 counties
• 
  Crataegus triflora Chapm. Native CRTR2

  threeflower hawthorn · Rosaceae 1 county
• 
  Crataegus uniflora Münchh. Native CRUN

  dwarf hawthorn · Rosaceae 4 counties
• 
  Crataegus viridis L. Native CRVI2

  green hawthorn · Rosaceae 46 counties
• 
  Crataegus viridis L. var. viridis Native CRVIV2

  green hawthorn · Rosaceae 46 counties
• 
  Crepis pulchra L. Introduced CRPU3

  smallflower hawksbeard · Asteraceae 20 counties
• 
  Crinum americanum L. Native CRAM2

  seven sisters · Liliaceae 15 counties