Nut from a southern US species of hickory tree (5)

I believe the answer is:

pecan

(Other definitions for pecan that I've seen before include "Nut with sweet oily kernel" , "nut-tree" , "Something like a walnut" , "Nut tree of the southern United States and Mexico" , "Nut of American hickory tree" .)

I've seen this clue in The Times.

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