美国国花是什么花啊（美国国花）
1、美国国花 United States National Flower September 23, 1986, the House of Representatives passed a joint resolution naming the rose as the "national floral emblem" of the United States. The Senate had passed the resolution in 1985。
1、美国国花 United States National Flower September 23, 1986, the House of Representatives passed a joint resolution naming the rose as the "national floral emblem" of the United States. The Senate had passed the resolution in 1985。
