血三七 [－－－]

Jyutping hyut3 saam1 cat1
Pinyin xuè sān qī

Definitions (Wiktionary)
  1. noun, Chinese, Hokkien, Xiamen, traditional
    Japanese knotweed (Reynoutria japonica, syn. Polygonum cuspidatum) (an herb used as a natural laxative)
    (syn.) 虎杖