gleditsia sinensis

Gleditsia sinensis or Chinese honey locust is a species of flowering plant native to Asia.

In China, Gleditsia sinensis is commonly known as zào jiá (Chinese: 皂荚). The English equivalents include Chinese honey locust (or Chinese honeylocust), soap bean and soap pod.

It is one of the alleged '50 fundamental herbs' used in traditional Chinese medicine. Gleditsia sinensis has been used in China for at least 2000 years as a detergent. The thorns of Gleditsia sinensis are used as a medicinal herb in ...