A wild herb flora study in the Nishan－Yishan Region, Shandong Province

• YANG Yihan, 
• LIU Jing, 
• LI Xiaoxia, 
• QIAN Yongqiang, 
• LIU Xin, 
• CHEN Yufeng, 
• ZOU Bokun, 
• XU Ting, 
• DING Ping