Decoration of wedding cake for the royal reception of Prince William, Duke of Cambridge and his wife Catherine, Duchess of Cambridge, in the Picture Gallery of Buckingham Palace, at the afternoon on April 29, 2011. Among more than 900 flowers and leaves of 17 different species, there are many symbols and sentiments selected by the bride, as myrtle which means love, daffodil - National symbol of Wales and expresses new beginning, thistle and shamrock - respectively National symbol of Scotland and Ireland.