Plum pox show no symptoms on leaves or fruit. Not all infection in "Prunus" are characterized by a ring symptom on leaves. Several cultivars show yellowing line patterns and blotches, or necrotic ring symptoms on expanded leaves. Leaf distortion has also been observed. Infected fruit can develop yellow rings or blotches, or brown rings, and some plum and apricot fruit can be severely deformed and bumpy. The seed of many infected apricots and some plums show rings. Many non-"Prunus" species, in at least nine plant families, have been infected artificially with one or more strains of the plum pox virus, and in
Plum cake Plum cake Plum cake refers to a wide range of cakes made with either dried fruit (such as grapes, currants, raisins or prunes) or with fresh fruit. There is a wide range of popular plum cakes and puddings. Since the meaning of the word "plum" has changed over time, many items referred to as plum cakes and popular in England since at least the eighteenth century have now become known as fruitcake. The English variety of plum cake also exists on the European mainland, but may vary in ingredients and consistency. Settlers in British colonies brought the dried fruit variety