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 1–50 of 3,277.

• 
  Abelmoschus esculentus (L.) Moench Introduced ABES

  okra · Malvaceae 2 counties
• 
  Abutilon fruticosum Guill. & Perr. Native ABFR3

  Texas Indian mallow · Malvaceae 4 counties
• 
  Abutilon theophrasti Medik. Introduced ABTH

  velvetleaf · Malvaceae 31 counties
• 
  Acaciella angustissima (Mill.) Britton & Rose Native ACAN11

  prairie acacia · Fabaceae 11 counties
• 
  Acaciella angustissima (Mill.) Britton & Rose var. hirta (Nutt.) B.L. Turner Native ACANH2

  prairie acacia · Fabaceae 11 counties
• 
  Acalypha gracilens A. Gray Native ACGR2

  slender threeseed mercury · Euphorbiaceae 35 counties
• 
  Acalypha monococca (Engelm. ex A. Gray) Lill. W. Mill. & Gandhi Native ACMO4

  slender threeseed mercury · Euphorbiaceae 31 counties
• 
  Acalypha ostryifolia Riddell Native ACOS

  pineland threeseed mercury · Euphorbiaceae 28 counties
• 
  Acalypha rhomboidea Raf. Native ACRH

  common threeseed mercury · Euphorbiaceae 42 counties
• 
  Acalypha virginica L. Native ACVI

  Virginia threeseed mercury · Euphorbiaceae 64 counties
• 
  Acanthospermum australe (Loefl.) Kuntze Introduced ACAU2

  Paraguayan starbur · Asteraceae 1 county
• 
  Acer floridanum (Chapm.) Pax Native ACFL

  southern sugar maple · Aceraceae 53 counties
• 
  Acer leucoderme Small Native ACLE

  chalk maple · Aceraceae 7 counties
• 
  Acer negundo L. Native ACNE2

  boxelder · Aceraceae 75 counties
• 
  Acer nigrum Michx. f. Native ACNI5

  black maple · Aceraceae 3 counties
• 
  Acer rubrum L. Native ACRU

  red maple · Aceraceae 75 counties
• 
  Acer rubrum L. var. drummondii (Hook. & Arn. ex Nutt.) Sarg. Native ACRUD

  Drummond's maple · Aceraceae 34 counties
• 
  Acer rubrum L. var. rubrum Native ACRUR

  red maple · Aceraceae 75 counties
• 
  Acer rubrum L. var. trilobum Torr. & A. Gray ex K. Koch Native ACRUT

  red maple · Aceraceae 1 county
• 
  Acer saccharinum L. Native ACSA2

  silver maple · Aceraceae 70 counties
• 
  Acer saccharum Marshall Native ACSA3

  sugar maple · Aceraceae 22 counties
• 
  Acer saccharum Marshall var. saccharum Native ACSAS

  sugar maple · Aceraceae 21 counties
• 
  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae 59 counties
• 
  Achillea millefolium L. var. occidentalis DC. Native ACMIO

  western yarrow · Asteraceae 59 counties
• 
  Acmella oppositifolia (Lam.) R.K. Jansen Native ACOP

  oppositeleaf spotflower · Asteraceae 29 counties
• 
  Acmella oppositifolia (Lam.) R.K. Jansen var. repens (Walter) R.K. Jansen Native ACOPR

  oppositeleaf spotflower · Asteraceae 28 counties
• 
  Acorus calamus L. Introduced ACCA4

  calamus · Acoraceae 13 counties
• 
  Actaea pachypoda Elliott Native ACPA

  white baneberry · Ranunculaceae 13 counties
• 
  Actaea racemosa L. Native ACRA7

  black baneberry · Ranunculaceae 12 counties
• 
  Actaea racemosa L. var. racemosa Native ACRAR

  black bugbane · Ranunculaceae 12 counties
• 
  Actinidia chinensis Planch. Introduced ACCH5

  kiwi · Actinidiaceae 1 county
• 
  Actinidia chinensis Planch. var. deliciosa (A. Chev.) A. Chev. Introduced ACCHD

  kiwi · Actinidiaceae 1 county
• 
  Adiantum capillus-veneris L. Native ADCA

  common maidenhair · Pteridaceae 24 counties
• 
  Adiantum pedatum L. Native ADPE

  northern maidenhair · Pteridaceae 47 counties
• 
  Adonis annua L. Introduced ADAN

  blooddrops · Ranunculaceae 1 county
• 
  Aegilops cylindrica Host Introduced AECY

  jointed goatgrass · Poaceae 14 counties
• 
  Aeschynomene indica L. Native AEIN

  Indian jointvetch · Fabaceae 4 counties
• 
  Aeschynomene rudis Benth. Native AERU

  zigzag jointvetch · Fabaceae 26 counties
• 
  Aesculus glabra Willd. Native AEGL

  Ohio buckeye · Hippocastanaceae 31 counties
• 
  Aesculus glabra Willd. var. arguta (Buckley) B.L. Rob. Native AEGLA

  Ohio buckeye · Hippocastanaceae 3 counties
• 
  Aesculus pavia L. Native AEPA

  red buckeye · Hippocastanaceae 61 counties
• 
  Aesculus pavia L. var. pavia Native AEPAP

  red buckeye · Hippocastanaceae 60 counties
• 
  Agalinis aspera (Douglas ex Benth.) Britton Native AGAS2

  tall false foxglove · Scrophulariaceae 7 counties
• 
  Agalinis auriculata (Michx.) S.F. Blake Native AGAU3

  earleaf false foxglove · Scrophulariaceae 2 counties
• 
  Agalinis fasciculata (Elliott) Raf. Native AGFA2

  beach false foxglove · Scrophulariaceae 34 counties
• 
  Agalinis heterophylla (Nutt.) Small ex Britton Native AGHE4

  prairie false foxglove · Scrophulariaceae 14 counties
• 
  Agalinis purpurea (L.) Pennell Native AGPU5

  purple false foxglove · Scrophulariaceae 16 counties
• 
  Agalinis skinneriana (Alph. Wood) Britton Native AGSK

  Skinner's false foxglove · Scrophulariaceae 27 counties
• 
  Agalinis tenuifolia (Vahl) Raf. Native AGTE3

  slenderleaf false foxglove · Scrophulariaceae 20 counties
• 
  Agalinis tenuifolia (Vahl) Raf. var. macrophylla (Benth.) S.F. Blake Native AGTEM

  slenderleaf false foxglove · Scrophulariaceae 1 county