He was sired by Knight of the Thistle , a stakes - winning stallion who was imported to the United States ( New Jersey ) in 1899 .
Worth was bred in Kentucky by R.H. McCarter Porter .
R.H. McCarter Porter was sired by Knight of the Thistle , a stakes - winning stallion who was imported to the United States ( New Jersey ) in 1899 .
Worth was bred in Kentucky by R.H. McCarter Porter .