北瓜子 [－－－]

Jyutping bak1 gwaa1 zi2
Pinyin běi guā zi

Definitions (Wiktionary)
  1. noun, Gan
    the seed of the cucurbita (herb used in traditional Chinese medicine to kill intestinal parasites)
    (syn.) 南瓜子, 飯瓜子, 饭瓜子