On this page about Persian berry:
Persian berry, also called Avignon berry or French berry, is the fruit of the Avignon Buckthorn Rhamnus infectorius, a species of buckthorn, used for dyeing yellow.
Please refer to any of the following articles on subjects termed Persian or related: Persia Persian (pastry) Persian (Pokémon) Persian appel dessert Persian art Persian barrenwort Persian Bells Persian berry Persian blinds Persian blue Persian buttercup Persian calendar Persian carpet Persian...
quercitrin, quercetin is found in several vegetable substances, among others in cutch, in Persian berries ( Rhamnus catharticus ), buckwheat leaves ( Fagopyrum esculentum ), Zante fustic wood ( Rhus...