The phrase "long lineage" refers to a family's or a group's ancestry or heritage that can be traced back over a significant period of time. Full definition
«Some species are literally the last of a very long lineage,» he said. (sciencedaily.com)
In short, the name has a rich history having been conceived from an extremely long lineage Kings. (babygaga.com)
His American colleagues and the postwar artists who rediscovered the unique place first cultivated by Monet reveal a century - long lineage of artistic experimentation and creativity in the juxtaposition of Monet's paintings with interpretations of the gardens. (britannica.com)