Cubeb

Cubeb ("Piper cubeba"), also known as tailed pepper or Java pepper, is a plant in genus "Piper" is used for its fruit and essential oil. It is usually found in Java, and so it is sometimes called Java pepper. The fruits are gathered before they are ripe, and dried carefully. The seed of the plant is white and hard oily.
Cooking.
In Europe, cubeb was one of the valuable spices during the Middle Ages. It was used in sauces. An old recipe includes cubeb in making "sauce sarcenes", which consists of almond milk and a few spices. As a good-smelling snack, cubeb was often candied and eaten.