Arms of Leveson-Gower, Earl Granville: "Quarterly 1st & 4th barry of eight argent and gules a cross flory sable (Gower); 2nd: azure, three laurel leaves or (Leveson); 3rd: Gules, three clarions or (Granville) over all a crescent for difference" (Debrett's Peerage, 1968, p.505)