English

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Sagittaria latifolia

Noun

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duck potato (plural duck potatoes)

  1. A North American water plant with edible tubers, especially
    1. broadleaf arrowhead (Sagittaria latifolia)
    2. arum-leaved arrowhead (Sagittaria cuneata)
    Synonyms: wapato, arrowhead, Indian potato, swamp potato

References

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