What is a corn of allspice?

A corn of allspice is the dried berry of the Pimenta dioica tree, which is native to the Caribbean and Central America. The berries are about the size of a peppercorn and are dark brown in color. They have a sweet, spicy flavor that is similar to a combination of cinnamon, cloves, and nutmeg. Allspice is used as a spice in many different cuisines around the world.