Latin name: Persicaria amphibia (L.) Gray
  Pronunciation: per-si-KARE-ee-a am-FIB-ee-a

  Common name: Swamp knotweed
  Family: Polygonaceae (Buckwheat)
  Habitat: Common in shallow lakes and streams, many
  plant communities below 10,000'
  Blooming period: July to September
  Click for Latin name derivations:  1) Persicaria
  2) amphibia
  Formerly Polygonum amphibium var. emersum  
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