chittam bark

English Thesaurus

1. dried bark of the cascara buckthorn used as a laxative (noun.plant)

hypernym	:	bark,
definition	:	tough protective covering of the woody stems and roots of trees and other woody plants (noun.plant)

part meronym	:	bearberry, bearwood, cascara buckthorn, chittamwood, chittimwood, rhamnus purshianus,
definition	:	shrubby tree of the Pacific coast of the United States; yields cascara sagrada (noun.plant)