Chokecherries, North Dakota's new state fruit, are under attack from an ugly black lump. The black knot fungus is "the scourge of chokecherries. It's really bad," said Ron Smith, North Dakota State ...

Black elderberries are shiny, round, dark purple berries that have been used in Europe and northern Africa for a long time. They’re the fruit of a shrub called the black elder, which goes by the ...