Iowa

• Adair 19001
  393 taxa Open ↗
• Adams 19003
  200 taxa Open ↗
• Allamakee 19005
  118 taxa Open ↗
• Appanoose 19007
  38 taxa Open ↗
• Audubon 19009
  225 taxa Open ↗
• Benton 19011
  21 taxa Open ↗
• Black Hawk 19013
  33 taxa Open ↗
• Boone 19015
  146 taxa Open ↗
• Bremer 19017
  24 taxa Open ↗
• Buchanan 19019
  16 taxa Open ↗

Showing 101–150 of 2,225.

• 
  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae 25 counties
• 
  Amorpha nana Nutt. Native AMNA

  dwarf false indigo · Fabaceae 5 counties
• 
  Ampelopsis cordata Michx. Native AMCO2

  heartleaf peppervine · Vitaceae 2 counties
• 
  Amphicarpaea bracteata (L.) Fernald Native AMBR2

  American hogpeanut · Fabaceae 20 counties
• 
  Amphicarpaea bracteata (L.) Fernald var. bracteata Native AMBRB

  American hogpeanut · Fabaceae 1 county
• 
  Amphicarpaea bracteata (L.) Fernald var. comosa Native AMBRC

  American hogpeanut · Fabaceae 1 county
• 
  Amsonia tabernaemontana Walter Native AMTA2

  eastern bluestar · Apocynaceae 1 county
• 
  Anagallis minima (L.) Krause Native ANMI4

  chaffweed · Primulaceae 1 county
• 
  Andropogon gerardii Vitman Native ANGE

  big bluestem · Poaceae 57 counties
• 
  Andropogon hallii Hack. Native ANHA

  sand bluestem · Poaceae 1 county
• 
  Andropogon virginicus L. Native ANVI2

  broomsedge bluestem · Poaceae 2 counties
• 
  Andropogon virginicus L. var. virginicus Native ANVIV

  broomsedge bluestem · Poaceae 2 counties
• 
  Androsace occidentalis Pursh Native ANOC2

  western rockjasmine · Primulaceae 9 counties
• 
  Anemone canadensis L. Native ANCA8

  Canadian anemone · Ranunculaceae 25 counties
• 
  Anemone caroliniana Walter Native ANCA9

  Carolina anemone · Ranunculaceae 3 counties
• 
  Anemone cylindrica A. Gray Native ANCY

  candle anemone · Ranunculaceae 24 counties
• 
  Anemone quinquefolia L. Native ANQU

  wood anemone · Ranunculaceae 4 counties
• 
  Anemone quinquefolia L. var. bifolia Farw. Native ANQUB2

  twoleaf anemone · Ranunculaceae 3 counties
• 
  Anemone virginiana L. Native ANVI3

  tall thimbleweed · Ranunculaceae 21 counties
• 
  Anemone virginiana L. var. virginiana Native ANVIV2

  tall thimbleweed · Ranunculaceae 20 counties
• 
  Anethum graveolens L. Introduced ANGR2

  dill · Apiaceae 4 counties
• 
  Angelica atropurpurea L. Native ANAT

  purplestem angelica · Apiaceae 1 county
• 
  Anoda cristata (L.) Schltdl. Native ANCR2

  crested anoda · Malvaceae 1 county
• 
  Antennaria microphylla Rydb. Native ANMI3

  littleleaf pussytoes · Asteraceae 1 county
• ⚘
  Antennaria neglecta Greene Native ANNE

  field pussytoes · Asteraceae 20 counties
• 
  Antennaria parlinii Fernald Native ANPA9

  Parlin's pussytoes · Asteraceae 2 counties
• 
  Antennaria parlinii Fernald ssp. fallax (Greene) Bayer & Stebbins Native ANPAF

  Parlin's pussytoes · Asteraceae 1 county
• 
  Antennaria parlinii Fernald ssp. parlinii Native ANPAP

  Parlin's pussytoes · Asteraceae 1 county
• 
  Antennaria plantaginifolia (L.) Richardson Native ANPL

  woman's tobacco · Asteraceae 10 counties
• 
  Anthemis cotula L. Introduced ANCO2

  stinking chamomile · Asteraceae 19 counties
• 
  Apios americana Medik. Native APAM

  groundnut · Fabaceae 12 counties
• 
  Aplectrum hyemale (Muhl. ex Willd.) Torr. Native APHY

  Adam and Eve · Orchidaceae 4 counties
• 
  Apocynum androsaemifolium L. Native APAN2

  spreading dogbane · Apocynaceae 10 counties
• 
  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae 26 counties
• 
  Aquilegia canadensis L. Native AQCA

  red columbine · Ranunculaceae 27 counties
• 
  Arabidopsis thaliana (L.) Heynh. Introduced ARTH

  mouseear cress · Brassicaceae 1 county
• 
  Arabis canadensis L. Native ARCA

  sicklepod · Brassicaceae 14 counties
• 
  Arabis drummondii A. Gray Native ARDR

  Drummond's rockcress · Brassicaceae 2 counties
• 
  Arabis hirsuta (L.) Scop. Native ARHI

  hairy rockcress · Brassicaceae 8 counties
• 
  Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIP

  creamflower rockcress · Brassicaceae 8 counties
• 
  Arabis laevigata (Muhl. ex Willd.) Poir. Native ARLA

  smooth rockcress · Brassicaceae 3 counties
• 
  Arabis laevigata (Muhl. ex Willd.) Poir. var. laevigata Native ARLAL

  smooth rockcress · Brassicaceae 3 counties
• 
  Arabis lyrata L. Native ARLY2

  lyrate rockcress · Brassicaceae 2 counties
• 
  Arabis shortii (Fernald) Gleason Native ARSH2

  Short's rockcress · Brassicaceae 7 counties
• 
  Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2

  spreadingpod rockcress · Brassicaceae 1 county
• 
  Aralia nudicaulis L. Native ARNU2

  wild sarsaparilla · Araliaceae 6 counties
• 
  Aralia racemosa L. Native ARRA

  American spikenard · Araliaceae 10 counties
• 
  Aralia racemosa L. ssp. racemosa Native ARRAR

  American spikenard · Araliaceae 10 counties
• 
  Arctium lappa L. Introduced ARLA3

  greater burdock · Asteraceae 1 county
• 
  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae 10 counties