Americana

Short definition from Wiktionary

Noun

1. 1
   All things peculiar to the culture and people of the United States; anything that is a symbol of American life.
2. 2
   An amalgam of roots musics formed by the confluence of the shared and varied traditions that make up the American musical ethos; specifically those sounds that are merged from folk, country, blues, rhythm and blues, rock and roll and other external influential styles.