Yuanhua: The Dried Flower Buds of Daphne Genkwa

Daphne genkwa Sieb.et Zucc. is commonly known as Yuanhua, also known as Yuan Tiao Hua, Lai Tou Hua, and Nan Yuan Hua. It is mentioned in the "Shen Nong's Herbal Classic". Yuanhua refers to the dried f