Chrysanthemum Lacustre is a type of flower that goes by several different names. These synonyms include lake chrysanthemum, Chinese marsh flower, and Chinese chrysanthemum. In traditional Chinese medicine, it is known as Ye Ju Hua and is used for its medicinal properties. The flowers are usually yellow or white and bloom in the late summer or early fall. They are commonly used in dried floral arrangements and are a popular gift during the Mid-Autumn Festival in China. With its elegant and delicate appearance, the Chrysanthemum Lacustre is a beloved flower in many cultures and is often associated with purity and longevity.