“碧玉妆成一树高,万条垂下绿丝绦。”“草长莺飞二月天,拂堤杨柳醉春烟。”这所有的诗句,我们都不陌生,它们说的都是柳树。然而如果细细品味,你会发现这似乎都是江南柳树。我曾很好奇地上网搜索歌颂或描写北方柳树的诗文,但几乎毫无收获。北方的柳树,似乎长期以来都被人们所忽略甚至是遗忘了。有人说,南方的柳树和北方的柳树不都是柳树吗?难道它们会有什么不同?它们虽都是柳树,但确实是存在差异的。 “Jasper makeup into a tree high, thousands of hanging green silk sash.” “Grass long ying fly february day, breeze willow drunk spring smoke.” "All these verses, we are no strangers, they are all said Willow. However, if you savor, you will find that this seems to be Jiangnan willow. I was curious to search the internet for songs or portraits of northern willows, but hardly any gains. Willow trees in the north seem to have been neglected or even forgotten by people for a long time. Some people say that willow trees in the south and willow trees in the north are not all willows? Are they different? Although they are all willow trees, there are indeed differences.