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 951–1,000 of 1,852 (native).

• 
  Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins Native LAOCC

  flatspine stickseed · Boraginaceae 1 county
• 
  Lappula occidentalis (S. Watson) Greene var. occidentalis Native LAOCO

  flatspine stickseed · Boraginaceae 8 counties
• 
  Lathyrus palustris L. Native LAPA4

  marsh pea · Fabaceae 7 counties
• 
  Lathyrus venosus Muhl. ex Willd. Native LAVE

  veiny pea · Fabaceae 10 counties
• 
  Lechea mucronata Raf. Native LEMU3

  hairy pinweed · Cistaceae 1 county
• 
  Lechea stricta Leggett ex Britton Native LEST

  prairie pinweed · Cistaceae 3 counties
• 
  Lechea tenuifolia Michx. Native LETE

  narrowleaf pinweed · Cistaceae 4 counties
• 
  Leersia lenticularis Michx. Native LELE2

  catchfly grass · Poaceae 2 counties
• 
  Leersia oryzoides (L.) Sw. Native LEOR

  rice cutgrass · Poaceae 29 counties
• 
  Leersia virginica Willd. Native LEVI2

  whitegrass · Poaceae 33 counties
• 
  Lemna minor L. Native LEMI3

  common duckweed · Lemnaceae 15 counties
• 
  Lemna minuta Kunth Native LEMI6

  least duckweed · Lemnaceae 1 county
• 
  Lemna trisulca L. Native LETR

  star duckweed · Lemnaceae 8 counties
• 
  Lemna turionifera Landolt Native LETU2

  turion duckweed · Lemnaceae 1 county
• 
  Lepidium virginicum L. Native LEVI3

  Virginia pepperweed · Brassicaceae 20 counties
• 
  Lepidium virginicum L. var. virginicum Native LEVIV2

  Virginia pepperweed · Brassicaceae 20 counties
• 
  Leptochloa fusca (L.) Kunth Native LEFU21

  Malabar sprangletop · Poaceae 10 counties
• 
  Leptochloa fusca (L.) Kunth ssp. fascicularis (Lam.) N. Snow Native LEFUF

  bearded sprangletop · Poaceae 10 counties
• 
  Lespedeza capitata Michx. Native LECA8

  roundhead lespedeza · Fabaceae 26 counties
• 
  Lespedeza frutescens (L.) Hornem. Native LEFR5

  shrubby lespedeza · Fabaceae 2 counties
• 
  Lespedeza leptostachya Engelm. Native LELE5

  prairie lespedeza · Fabaceae 1 county
• 
  Lespedeza repens (L.) W.P.C. Barton Native LERE2

  creeping lespedeza · Fabaceae 1 county
• 
  Lespedeza stuevei Nutt. Native LEST5

  tall lespedeza · Fabaceae 1 county
• 
  Lespedeza violacea (L.) Pers. Native LEVI6

  violet lespedeza · Fabaceae 8 counties
• 
  Lespedeza virginica (L.) Britton Native LEVI7

  slender lespedeza · Fabaceae 2 counties
• 
  Leucospora multifida (Michx.) Nutt. Native LEMU

  narrowleaf paleseed · Scrophulariaceae 2 counties
• 
  Liatris aspera Michx. Native LIAS

  tall blazing star · Asteraceae 25 counties
• 
  Liatris aspera Michx. var. aspera Native LIASA

  tall blazing star · Asteraceae 21 counties
• 
  Liatris cylindracea Michx. Native LICY

  Ontario blazing star · Asteraceae 3 counties
• 
  Liatris lancifolia (Greene) Kittell Native LILA

  lanceleaf blazing star · Asteraceae 1 county
• 
  Liatris punctata Hook. Native LIPU

  dotted blazing star · Asteraceae 18 counties
• 
  Liatris pycnostachya Michx. Native LIPY

  prairie blazing star · Asteraceae 24 counties
• 
  Liatris pycnostachya Michx. var. pycnostachya Native LIPYP

  prairie blazing star · Asteraceae 24 counties
• 
  Liatris scariosa (L.) Willd. Native LISC2

  devil's bite · Asteraceae 1 county
• 
  Liatris scariosa (L.) Willd. var. nieuwlandii (Lunell) E.G. Voss Native LISCN

  Nieuwland's blazing star · Asteraceae 1 county
• 
  Liatris spicata (L.) Willd. Native LISP

  dense blazing star · Asteraceae 1 county
• 
  Liatris spicata (L.) Willd. var. spicata Native LISPS

  dense blazing star · Asteraceae 1 county
• 
  Liatris squarrosa (L.) Michx. Native LISQ

  scaly blazing star · Asteraceae 12 counties
• 
  Liatris squarrosa (L.) Michx. var. glabrata (Rydb.) Gaiser Native LISQG

  scaly blazing star · Asteraceae 2 counties
• 
  Liatris squarrosa (L.) Michx. var. hirsuta (Rydb.) Gaiser Native LISQH

  scaly blazing star · Asteraceae 9 counties
• 
  Liatris squarrosa (L.) Michx. var. squarrosa Native LISQS

  scaly blazing star · Asteraceae 1 county
• 
  Lilium michiganense Farw. Native LIMI9

  Michigan lily · Liliaceae 12 counties
• 
  Lilium philadelphicum L. Native LIPH

  wood lily · Liliaceae 7 counties
• 
  Lilium philadelphicum L. var. andinum (Nutt.) Ker Gawl. Native LIPHA

  wood lily · Liliaceae 7 counties
• 
  Lindera benzoin (L.) Blume Native LIBE3

  northern spicebush · Lauraceae 1 county
• 
  Lindera benzoin (L.) Blume var. benzoin Native LIBEB

  northern spicebush · Lauraceae 1 county
• 
  Lindernia dubia (L.) Pennell Native LIDU

  yellowseed false pimpernel · Scrophulariaceae 16 counties
• 
  Lindernia dubia (L.) Pennell var. anagallidea (Michx.) Cooperr. Native LIDUA

  yellowseed false pimpernel · Scrophulariaceae 3 counties
• 
  Lindernia dubia (L.) Pennell var. dubia Native LIDUD

  yellowseed false pimpernel · Scrophulariaceae 1 county
• 
  Linum lewisii Pursh Native LILE3

  Lewis flax · Linaceae 1 county