Arkansas

• Arkansas 05001
  816 taxa Open ↗
• Ashley 05003
  1,236 taxa Open ↗
• Baxter 05005
  1,025 taxa Open ↗
• Benton 05007
  1,372 taxa Open ↗
• Boone 05009
  697 taxa Open ↗
• Bradley 05011
  1,145 taxa Open ↗
• Calhoun 05013
  573 taxa Open ↗
• Carroll 05015
  1,039 taxa Open ↗
• Chicot 05017
  440 taxa Open ↗
• Clark 05019
  896 taxa Open ↗

Showing 551–600 of 2,679 (native).

• 
  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
• 
  Clematis crispa L. Native CLCR

  swamp leather flower · Ranunculaceae 28 counties
• 
  Clematis glaucophylla Small Native CLGL

  whiteleaf leather flower · Ranunculaceae 3 counties
• 
  Clematis reticulata Walter Native CLRE

  netleaf leather flower · Ranunculaceae 9 counties
• 
  Clematis versicolor Small ex Rydb. Native CLVE

  pale leather flower · Ranunculaceae 13 counties
• 
  Clematis viorna L. Native CLVI4

  vasevine · Ranunculaceae 15 counties
• 
  Clematis virginiana L. Native CLVI5

  devil's darning needles · Ranunculaceae 38 counties
• 
  Clinopodium arkansanum (Nutt.) House Native CLAR5

  limestone calamint · Lamiaceae 23 counties
• 
  Clitoria mariana L. Native CLMA4

  Atlantic pigeonwings · Fabaceae 45 counties
• 
  Cnidoscolus texanus (Müll. Arg.) Small Native CNTE

  Texas bullnettle · Euphorbiaceae 9 counties
• 
  Cocculus carolinus (L.) DC. Native COCA

  Carolina coralbead · Menispermaceae 67 counties
• 
  Coelorachis cylindrica (Michx.) Nash Native COCY

  cylinder jointtail grass · Poaceae 18 counties
• 
  Coelorachis rugosa (Nutt.) Nash Native CORU3

  wrinkled jointtail grass · Poaceae 3 counties
• 
  Collinsia verna Nutt. Native COVE2

  spring blue eyed Mary · Scrophulariaceae 3 counties
• 
  Collinsia violacea Nutt. Native COVI2

  violet blue eyed Mary · Scrophulariaceae 19 counties
• 
  Comandra umbellata (L.) Nutt. Native COUM

  bastard toadflax · Santalaceae 17 counties
• 
  Comandra umbellata (L.) Nutt. ssp. umbellata Native COUMU

  bastard toadflax · Santalaceae 17 counties
• 
  Commelina diffusa Burm. f. Native CODI5

  climbing dayflower · Commelinaceae 31 counties
• 
  Commelina diffusa Burm. f. var. diffusa Native CODID3

  climbing dayflower · Commelinaceae 31 counties
• 
  Commelina erecta L. Native COER

  whitemouth dayflower · Commelinaceae 44 counties
• 
  Commelina erecta L. var. angustifolia (Michx.) Fernald Native COERA

  whitemouth dayflower · Commelinaceae 2 counties
• 
  Commelina erecta L. var. erecta Native COERE

  whitemouth dayflower · Commelinaceae 11 counties
• 
  Commelina virginica L. Native COVI3

  Virginia dayflower · Commelinaceae 50 counties
• 
  Conoclinium coelestinum (L.) DC. Native COCO13

  blue mistflower · Asteraceae 69 counties
• 
  Convolvulus equitans Benth. Native COEQ

  Texas bindweed · Convolvulaceae 1 county
• 
  Conyza canadensis (L.) Cronquist Native COCA5

  Canadian horseweed · Asteraceae 61 counties
• 
  Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3

  Canadian horseweed · Asteraceae 60 counties
• 
  Conyza canadensis (L.) Cronquist var. pusilla (Nutt.) Cronquist Native COCAP3

  Canadian horseweed · Asteraceae 9 counties
• 
  Conyza ramosissima Cronquist Native CORA4

  dwarf horseweed · Asteraceae 9 counties
• 
  Cooperia drummondii Herb. Native CODR2

  evening rainlily · Liliaceae 2 counties
• 
  Corallorhiza odontorhiza (Willd.) Poir. Native COOD7

  autumn coralroot · Orchidaceae 8 counties
• 
  Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza Native COODO2

  autumn coralroot · Orchidaceae 8 counties
• 
  Corallorhiza wisteriana Conrad Native COWI5

  spring coralroot · Orchidaceae 18 counties
• 
  Coreopsis basalis (A. Dietr.) S.F. Blake Native COBA2

  goldenmane tickseed · Asteraceae 2 counties
• 
  Coreopsis grandiflora Hogg ex Sweet Native COGR5

  largeflower tickseed · Asteraceae 56 counties
• 
  Coreopsis grandiflora Hogg ex Sweet var. grandiflora Native COGRG

  largeflower tickseed · Asteraceae 14 counties
• 
  Coreopsis grandiflora Hogg ex Sweet var. harveyana (A. Gray) Sherff Native COGRH

  largeflower tickseed · Asteraceae 53 counties
• 
  Coreopsis grandiflora Hogg ex Sweet var. saxicola (Alexander) E.B. Sm. Native COGRS

  largeflower tickseed · Asteraceae 4 counties
• 
  Coreopsis lanceolata L. Native COLA5

  lanceleaf tickseed · Asteraceae 49 counties
• 
  Coreopsis palmata Nutt. Native COPA10

  stiff tickseed · Asteraceae 27 counties
• 
  Coreopsis pubescens Elliott Native COPU2

  star tickseed · Asteraceae 27 counties
• 
  Coreopsis pubescens Elliott var. debilis (Sherff) E.B. Sm. Native COPUD

  star tickseed · Asteraceae 1 county
• 
  Coreopsis pubescens Elliott var. pubescens Native COPUP

  star tickseed · Asteraceae 26 counties
• 
  Coreopsis tinctoria Nutt. Native COTI3

  golden tickseed · Asteraceae 60 counties
• 
  Coreopsis tinctoria Nutt. var. tinctoria Native COTIT

  golden tickseed · Asteraceae 60 counties
• 
  Coreopsis tripteris L. Native COTR4

  tall tickseed · Asteraceae 39 counties
• 
  Corispermum americanum (Nutt.) Nutt. Native COAM8

  American bugseed · Chenopodiaceae 1 county
• 
  Corispermum americanum (Nutt.) Nutt. var. americanum Native COAMA2

  American bugseed · Chenopodiaceae 1 county