cascara buckthorn

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Related to cascara buckthorn: Common chokecherry

cas·car·a buckthorn

A buckthorn (Rhamnus purshiana syn. Frangula purshiana) native to western North America, the bark of which is the source of cascara sagrada.

[Spanish cáscara, bark, from cascar, to break off, from Vulgar Latin *quassicāre, from Latin quassāre, frequentative of quatere, to shake; see kwēt- in Indo-European roots.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cascara buckthorn - shrubby tree of the Pacific coast of the United Statescascara buckthorn - shrubby tree of the Pacific coast of the United States; yields cascara sagrada
buckthorn - a shrub or shrubby tree of the genus Rhamnus; fruits are source of yellow dyes or pigments
cascara, cascara sagrada, chittam bark, chittem bark - dried bark of the cascara buckthorn used as a laxative
References in periodicals archive ?
They found the grove where the nation's largest Cascara buckthorn had once lived leveled, nothing more than stumps.
Rather, it is a relative of the highly prized cascara buckthorn (Rhamnus purshiana).
One native American species related and the best known is Rhamnus purshiana, also called cascara sagrada or cascara buckthorn.