Mudan (牡丹) may refer to: Paeonia rockii, or Rock's peony, woody species of peony, known as 紫斑牡丹 in Chinese. Paeonia suffruticosa, or tree peony, known as 牡丹 in Chinese.
==People's Republic of China== Mudan District, Heze, Shandong Mudan River, in Heilongjiang
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).