“独在异乡为异客,每逢佳节倍思亲。遥知兄弟登高处,遍插茱萸少一人。”在古代吟咏重阳的诗篇中,唐代诗人王维的《九月九日忆山东兄弟》,无疑是知名度极高的一首。那么,诗中所说的茱萸究竟为何物?为何要在重阳这一天“遍插茱萸”?茱萸俗称艾子,是一种常绿小乔木,叶子形似羽毛,果实成熟后为深红或紫红色,具有浓烈的辛香气味和驱寒热、除风湿等功效。重阳佩戴茱萸主要是为了避邪,在古代特别是上古时代人们的观念中,“阳九” “In the ancient poetry of Chongyang, Wang Wei, Tang Dynasty poet,” September 9 memories Shandong brothers “is undoubtedly a very high profile. So, what is the matter of the dogwood in the poem? Why in the day of Chongyang ”dogwood “ commonly known as Aizai, is an evergreen small tree, leaves resemble feathers, fruit ripe dark red or Fuchsia, with a strong spicy odor and cold heat, in addition to rheumatism and other effects. Chongyang wear dogwood is mainly to avoid evil, in ancient times, especially in the ancient concept of people, ”Yang nine"