Note: Do not rely on this information. It is very old.
Jujube
Jujube, a name now applied to a confection of gum and sugar, sold in small cubes as lozenges, in imitation of those formerly made for pectoral complaints with a decoction of the fruits of Zizyphus vulgaris and Z. jujuba, tropical and sub-tropical trees belonging to the buckthorn family. These fruits are still used as dessert.