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 1–30 of 30 (both).

• 
  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae 28 counties
• 
  Ambrosia artemisiifolia L. Both AMAR2

  annual ragweed · Asteraceae 19 counties
• 
  Artemisia biennis Willd. Both ARBI2

  biennial wormwood · Asteraceae 14 counties
• 
  Artemisia ludoviciana Nutt. Both ARLU

  white sagebrush · Asteraceae 32 counties
• 
  Aruncus dioicus (Walter) Fernald Both ARDI8

  bride's feathers · Rosaceae 2 counties
• 
  Bromus inermis Leyss. Both BRIN2

  smooth brome · Poaceae 40 counties
• 
  Calystegia sepium (L.) R. Br. Both CASE13

  hedge false bindweed · Convolvulaceae 27 counties
• 
  Calystegia silvatica (Kit.) Griseb. Both CASI10

  shortstalk false bindweed · Convolvulaceae 1 county
• 
  Chenopodium album L. Both CHAL7

  lambsquarters · Chenopodiaceae 24 counties
• 
  Croton glandulosus L. Both CRGL2

  vente conmigo · Euphorbiaceae 5 counties
• 
  Cyperus esculentus L. Both CYES

  yellow nutsedge · Cyperaceae 19 counties
• 
  Dysphania ambrosioides (L.) Mosyakin & Clemants Both DYAM

  Mexican tea · Chenopodiaceae 4 counties
• 
  Euphorbia dentata Michx. Both EUDE4

  toothed spurge · Euphorbiaceae 19 counties
• 
  Humulus lupulus L. Both HULU

  common hop · Cannabaceae 18 counties
• 
  Juncus arcticus Willd. Both JUAR2

  arctic rush · Juncaceae 4 counties
• 
  Lepidium densiflorum Schrad. Both LEDE

  common pepperweed · Brassicaceae 1 county
• 
  Ludwigia peploides (Kunth) P.H. Raven Both LUPE5

  floating primrose-willow · Onagraceae 1 county
• 
  Phragmites australis (Cav.) Trin. ex Steud. Both PHAU7

  common reed · Poaceae 28 counties
• 
  Poa pratensis L. Both POPR

  Kentucky bluegrass · Poaceae 45 counties
• 
  Polygonum scandens L. Both POSC3

  climbing false buckwheat · Polygonaceae 16 counties
• 
  Portulaca oleracea L. Both POOL

  little hogweed · Portulacaceae 11 counties
• 
  Ranunculus acris L. Both RAAC3

  tall buttercup · Ranunculaceae 3 counties
• 
  Rubus idaeus L. Both RUID

  American red raspberry · Rosaceae 10 counties
• 
  Sambucus nigra L. Both SANI4

  black elderberry · Caprifoliaceae 23 counties
• 
  Samolus valerandi L. Both SAVA3

  seaside brookweed · Primulaceae 1 county
• 
  Taraxacum officinale F.H. Wigg. Both TAOF

  common dandelion · Asteraceae 25 counties
• 
  Typha angustifolia L. Both TYAN

  narrowleaf cattail · Typhaceae 14 counties
• 
  Urtica dioica L. Both URDI

  stinging nettle · Urticaceae 15 counties
• 
  Veronica serpyllifolia L. Both VESE

  thymeleaf speedwell · Scrophulariaceae 1 county
• 
  Viburnum opulus L. Both VIOP

  European cranberrybush · Caprifoliaceae 3 counties