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artichoke, Jerusalem Tubers of Helianthus tuberosus introduced into Europe from Canada by Samuel de Champlain in the seventeenth century and originally called Canadian artichoke; the origin of the name Jerusalem is from the Italian girasole (sunflower). A 170‐g portion is a good source of copper; a source of vitamin B1; provides 1.7 g of dietary fibre; supplies 30 kcal (125 kJ). Much of the carbohydrate is the non‐starch polysaccharide inulin.
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Jerusalem (In Arabic, Beit Al-Maqdis, "Holy House,"or Al-Quds Al-Sharif, "The Holy"; in Hebrew, Yerushalayim)