Detail of the Sovereign's stall in the Thistle Chapel of St Giles' Cathedral in Edinburgh. Since the Union of the Crowns in 1603, a separate version of the royal arms has been used in Scotland, giving the Scottish elements pride of place. The shield is quartered, depicting in the first and fourth quarters the lion rampant of Scotland; in the second, the three lions passant guardant of England; and in the third, the harp of Ireland. The crest atop the Crown of Scotland is a red lion, seated...