Flower and Leaf Tiara Diamond Diadem Heirloom of the Haus Bayern and Wittelsbach. The bridal tiara is first seen worn from Princess Franz, Prinzessin Isabella Croy after her marriage in 1912.
But it was a brooch earlier and the wedding gift from Princess Ernst Arenberg to her mother, The Duchess of Croy.
Princess Ernst Arenberg was : Prinzessin Sophie Auersperg 1811-1901 oo Fürst Ernst von Arenberg 1777-1857
The diamond flower leaf tiara was later given to Princess Irmingard of Bavaria, her daughter. the tiara of the bride in the form of leafs branches and flowers was already worn by Prince Ludwig’s grandmother, Princess Irmingard of Bavaria, at her wedding in 1950.