Prunus spinosa, called blackthorn or sloe, is a species of flowering plant in the rose family, Rosaceae. It is native to Europe and West Asia, and has been naturalised in parts of North America.

The damson, damson plum, or damascene, is an edible drupaceous fruit, a subspecies of the plum tree. Varieties of insititia are found across Europe, but the name damson is derived from and most common