Blueberry is the common name for flowering plants in the genus Vaccinium, sect. Cyanococcus of the heath family Ericaceae, characterized by bell-shaped or tubular flowers and fruit that is a blue to black "false berry." The name also is used for the edible fruit of these plants.

True wild blueberries (section Cyanococcus of the genus Vaccinium) occur naturally only in eastern and north-central North America.