皂荚树 Traditional form: 皂莢樹 Pinyin (reading): zàojiáshù Definitions: Chinese honey locust (Gleditsia sinensis) Characters: 皂 - soap; black; menial servant 荚 - seed-pod 树 - tree; to plant; to set up, to establish Traditional characters: 皂 - soap; black; menial servant 莢 - seed-pod 樹 - tree; to plant; to set up, to establish