Water chinquapin : The American lotus, and its edible seeds, which somewhat resemble chinquapins. Cf. Yoncopin.

Example:


Taxonomy
water chinquapin, chinquapin, seeds, American lotus, flavor, plant, flower, Unanswered questions, water lily, tree, Search, seasoning, eastern North America, pale yellow, yellow blossoms, WordNet, Princeton University, Reference library.

Defination from the web:
water chinquapin edible nutlike seeds of an American lotus having the flavor of a chinquapin ... water chinquapin, American lotus, yanquapin, Nelumbo lutea — water lily of eastern North America having pale yellow blossoms and edible globular nutlike seeds ...