桂树,木犀(xī)科,常绿灌木或小乔木,分为金桂、银桂、丹桂、四季桂、日月桂、紫桂等。桂花原产我国西南部和中部,现广泛种植于长江流域及以南地区。桂花叶茂而常绿,是我国特有的观赏花木。相传,月中有树名桂,故古诗中月亮的借代说法层出不穷,比如桂月、桂魄、桂轮,月影叫桂影,月宫则叫 Gui tree, wood rhinoceros (xī) families, evergreen shrubs or small trees, divided into gold, silver Gui, Osmanthus, sesame, laurel, purple Gui and so on. Osmanthus native to China’s southwestern and central, is now widely planted in the Yangtze River and the south. Osmanthus leaves and evergreen, is unique to our viewing flowers. According to legend, the moon tree name Gui, so ancient poems in the moon borrowed on behalf of an endless stream, such as Guiyue, Gui Gui, Gui Lun, moon shadow called Gui Ying, the moon is called