《宋书·志·卷三十二》
永嘉六年五月，无锡县有四株茱萸树，互相纠缠着生长，形状如同连理树。
永嘉六年五月，无锡县有四株茱萸树，相樛而生，状若连理。
In May of Yongjia Year 6, there were four dogwood trees in Wuxi County that were intertwined and growing, shaped like a love tree.