Lily: Legend says that the Angel Gabriel held a lily in his hands when he came to announce to Mary that she was chosen to be the mother of the Savior. Lilies are often depicted in pictures of Mary as an indication of purity and grace.
Violet: The violet is a symbol of modesty and simplicity; humble acceptance to the words from the angel Gabriel, "Let it be done unto me according to Your will."
Rose: The rose symbolizes Mary as the Queen of Heaven. The red rose represents sorrow. The white rose shows joy, and the yellow rose stands for the honor bestowed upon Mary as mother of our Savior.