Endosperm is hard/stony in

Endosperm is hard and cellulosic in

Endosperm is hard and cellulosic in

Endocarp is hard and stony in the drupe of

Very hard endosperm is produced in

Very hard endosperm is produced in

Inner layer of pericarp is hard and stony in

Inner layer of pericarp is hard and stony in

Inner layer of pericarp is hard and stony in

Inner layer of pericarp is hard and stony in (a) Mango, Coconut (b) Pear, Litchi (c) Datepalm, Almond (d) Wood apple, Pea