Endocarp

n.

1.

(Bot.) The inner layer of a ripened or fructified ovary.

Noun

1.

endocarp - the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed; "you should remove the stones from prunes before cooking" Synonyms: pit, stone

cherry stone, peach pit, pericarp, pit, seed vessel, stone