北大醫學院藥学系生藥學科曾利用暑假於1952年8月21日至26日由樓之岑、誠靜容兩教授領導並有高作经、戴世昌兩光生及筆者參加组成採集队,乘京包火车往下花園採集植物標本。該地位於懷來及張家口之间,为屬於宣化的一個工商市鎮,四週環山,中為小盆地,南面桑乾河,東臨鷄鳴山,市區西邊有 Department of Pharmacology, Peking University School of Medicine Department of Pharmacy has used the summer vacation in August 21, 1952 to 26 by the floor of the Cen, Cheng Jing Rong two professors and led by Gao Zuojing, Dai Shichang two students and the author to form a collection team, to Beijing Pack train down the garden collection of plant specimens. The site is located between Huailai and Zhangjiakou, belonging to a commercial and industrial town of Xuanhua, surrounded by mountains, in the small basin, the southern Sanggan River, east of Jiming Hill, west of the urban