１９９６年秋季，在调查本县银杏资源过程中，发现一株古银杏树结的种子畸形，种胚发育不良，部分种子着生于叶片上。后请山东农业大学银杏专家梁立兴教授现场鉴定，确认为国内罕见的叶籽银杏。从国内有文献记载的资料看，此为国内发现的第９株叶籽银杏，在我省属首次发现... In the fall of 1996, during the investigation of the resources of Ginkgo biloba in this county, it was found that the seeds of an ancient ginkgo tree were deformed, the embryo developed poorly, and some of the seeds were born on the leaves. After the Shandong Agricultural University, gingko expert Professor Liang Lixing on-site identification, confirmed as the rare leaf ginkgo. From the domestic literature records, this is the 9th found in the domestic leaf seed ginkgo, is the first time in our province found ...