Water Pearl was the offspring of Watercress and Pearl V., who were also both offsprings of thoroughbred racehorses such as Spingfield and Firenze.
Pearl V. Watercress Pearl V.'s dam was the great Firenze, a four-time National Champion racemare and a Hall of Fame inductee. Springfield was the sire of Watercress. Springfield (18731898) was a successful English Thoroughbred racehorse that won 14 consecutive races and was a useful sire of the late 19th century. Firenze (18841902), also recorded as "Firenzi", was an American Thoroughbred Hall of Fame racehorse. 
