- 问题详情:MostkindsofroseplantscomefromAsia.ButrosesarealsonativetootherareasincludingnorthwestAfrica,EuropeandtheUnitedStates.In1986,CongresschosetheroseasAmerica’snationalflower.Technically,CongressandPresidentRonaldReagandeclareditthe“nationalflor...
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