《儒林外史》写范进中举后,乡绅张静斋主动上门攀谈道:“世先生同在桑梓,一向有失亲近。”这里的“桑梓”是用以指称故乡的。为什么不用别的树木而单用“桑梓”来指代故乡呢?据文献记载,种植桑树与梓树在古代是很普遍的。我国是世界上最早植桑的国家。到了周代,栽桑养蚕已遍及我国南北的广大地区,养蚕织丝成为妇女的主要生产活动。而梓树是一种落叶乔木, After the “Scholars” wrote Fan Jinzhong, the Squire Zhang Jingzhai took the initiative to talk to him and said: “Mr. Shi has always been in the homeland with his family.” “Sangzi” here is used to refer to his hometown. Why not use other trees and single “Sangzi” to refer to the hometown? According to the literature, planting mulberry trees and Catalpa in ancient times is very common. My country is the earliest country to plant mulberry in the world. By the Zhou Dynasty, planted mulching sericulture has spread throughout vast areas in north and south of our country. The sericulture and silk weaving have become the main production activities for women. Catalpa is a deciduous tree,