Castanea margaretta f. dormaniae Ashe Castanea × neglecta, the chinknut,[2] is a named hybrid chestnut tree; it is a cross between Castanea dentata (American chestnut) and Castanea pumila (Allegany chinquapin).

[3][1] It was first formally named by Louis-Albert Dode in 1908.

[4] The chinknut is native to the southeastern United States.

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