pecan

And away on the farther bank, a motte of huge pecans, standing like giant sentinels over the dwarfed landscape, filled the eye with remote vistas in their shady, twilight aisles. It was very still.

MEG. […] (Meg takes out two pecans and tries to open them by cracking them together.) Come on ... Crack, you demons! Crack!

LENNY. We have a nutcracker!

MEG. (Trying with her teeth.) Ah, where's the sport in a nutcracker? Where's the challenge?

Each shell contains two pecans, usually plump and oblong in shape, although some varieties are round or pointed.