• Cellular forms
• Domain: Eukaryota
• Kingdom: Plantae
• Subkingdom: Embryophyta
• Division: Angiospermae or Magnoliophyta
• Class: Dicotyledoneae
• Family: Polygonaceae
• Persicaria

• Persicaria amphibia
• Persicaria brittingeri
• Persicaria hydropiper
• Persicaria lapathifolia
• Persicaria maculata
• Persicaria minor
• Persicaria orientalis
• Persicaria tinctoria