Persicaria amphibia
Member of
knotweeds, smartweeds, and waterpeppers (genus Persicaria)
knotweed family (family Polygonaceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)
Chris’s observations: none
Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA
Bay Area species: iNaturalist – Calflora