Erdu mei () or Erdu mei quanzhuan (), translated into English as The Plum Tree Flowers Twice or The Plum Blooms Again, is an 18th-century Chinese romantic novel from the early Qianlong era (1736-1795). Its authorship is ascribed to a writer named Xi Yin Tang Zhu Ren (æÂÂé°å Â主人), which is a pseudonym. Often categorized as a "caizi jiaren" romance novel, it consists of 40 chapters.