swan potato


Definition of swan potato

  1. :  a plant of the genus Sagittaria having tubers used as food: such as a :  a common arrowhead (S. latifolia) of wetlands of the U.S. and southern Canada with starchy tubers once used extensively by American Indians b :  a similar common Old World arrowhead (S. sagittifolia) that is sometimes cultivated in Japan and China

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Origin and Etymology of swan potato

alteration of swamp potato

Seen and Heard

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a brief usually trivial fact

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