Imported by Colonel James Delancy of New York, she is considered to be one of the most influential mares in the American Stud Book

The best horses to descend from this Cub Mare include George Kinney (1883 Belmont), Refund (1888 Preakness), Halma (1895 Kentucky Derby), Margrave (1896 Preakness), Sly Fox (1898 Preakness), Sibola (1899 1000 Guineas), Manuel (1899 Kentucky Derby), Jean Bereaud (1899 Belmont), Masterman (1902 Belmont), Delhi (1904 Belmont), Cairngorm (1905 Preakness), Donau (1910 Kentucky Derby), Watervale (1911 Preakness), Pellsie (1922 Prix de Diane), Black Gold (1924 Kentucky Derby), Mad Play (1924 Belmont),

Amour Drake (1949 Poule d'Essai des Poulains), the great racehorse and sire Nearco (tail male ancestor of Northern Dancer, Sadler's Wells, Galileo and Frankel), Suave Dancer (1991 Prix du Jockey Club, Prix de l'Arc de Triomphe, Irish Champion Stakes), Polytain (1992 Prix du Jockey Club), Island Sands (1999 2000 Guineas), Monarchos (2001 Kentucky Derby) and myriad other worldwide classic winners