What is the significance of the yulan flower in traditional Chinese culture and how is it used in various ceremonies and celebrations?

The yulan flower holds great significance in traditional Chinese culture as a symbol of purity, elegance, and nobility. It is often used in ceremonies and celebrations such as weddings, funerals, and festivals to represent beauty and grace. The flower is also believed to bring good luck and prosperity, making it a popular choice for decorations and offerings in various cultural events.