I can see wapato Sagittaria latifolia

Also called broadleaf arrowhead and duck-potato, although do not confuse the latter with similar-named sister-species within arrowhead  genus Sagittaria.   The species and genus are part of ♒︎ water-plantain  family Alismataceae in order Alismatales.

Native to almost all of North America and Central America, and into South America.   ▭ 🌎︎ Map by county (🇺🇸 USA-48) (colors).   Invasive > 🌐︎ various

Uses by native peoples
(Ethnobotany database)

Sagittaria hosts caterpillars of 6 species
of butterflies and moths, in some areas.

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🏠︎ ♒︎ aquatic plants