Drupe

[droop]

–noun Botany.
any fruit, as a peach, cherry, plum, etc., consisting of an outer skin, a usually pulpy and succulent middle layer, and a hard and woody inner shell usually enclosing a single seed.
Bonus adjective (not a guess): drupaceous

[droo-pey-shuhs]

–adjective Botany.
1. resembling or relating to a drupe; consisting of drupes.
2. producing drupes: drupaceous trees.