Taproot Mare Family 9-d
Dam of Lady Augusta (by Blind Spot) and Helen (by Blank), through each of which the maternal line of this branch of the family continues
Other than her five generation progeny detailed below, the best horses to descend from Mab include Cedric (1824 Derby), Vendridi (1838 Prix du Jockey Club), Nativa (1843 Prix de Diane), Fitz Emilius (1845 Prix du Jockey Club), Dorade (1846 Prix de Diane), Nancy (1854 Poule d'Essai), Nat (1856 Poule d'Essai), Kilwarlin (1887 St Leger) and a number of other classic winners
Grandam of Prince (1778 1400 Guineas Stakes, 1779 King's Plate Guildford): 3rd dam of Barbary (1775 Craven Stakes); of Noble (1786 Derby); of high class racemare Flirtilla (1797 2m heats Jockey Club Purse Tappahannock, 3m heats Jockey Club Purse Fredericksburg, 1798 3m heats Jockey Club Purse Tappahannock); 4th dam of Minos (1789 King's Plate Ipswich, 1790 King's Plates Winchester, Lichfield, 1791 King's Plate Salisbury, 1792 Craven Stakes); and 5th dam of Trophonius (1811 2000 Guineas, Newmarket Stakes)