银杉(Cathaya argyrophylla chun et.Kuang)属松科,银杉属,我县群众叫杉公子。银杉在第三纪曾广泛分布于北半球,但在一百年前的第四纪冰川时期,大陆冰川以后第三纪残留下来的高大乔木都已死去,银杉也随之绝迹。到目前为止,世界上只有我国发现于广西龙胜花坪林区和四川的金佛山。一九八○年八月中旬,我县三桥区永夕公社高丰大队大 Cathaya (Cathaya argyrophylla chun et.Kuang) belongs to Pinaceae, is genus of silver, my county masses called cedar son. Silver fir was widely distributed in the Northern Hemisphere in the Tertiary. However, in the Quaternary glacier one hundred years ago, all the tall trees that remained after the Tertiary in the continental glaciers have died and the silver fir also disappeared. So far, only our country was found in Jinfo Mountain in Huaping Forest District, Longsheng, Guangxi Province and Sichuan Province. In mid-August 1980, the Yongfeng Commune in Fengxian District of Myeong-dong was large