在司法医学鉴定过程中,常有从现场、被害人、嫌疑人身上提取的植物根、茎、叶、种子或残体,要求对其种类、产地的确定。其结果可为侦察、审判提供科学证据。本文报道4例通过植物残体(兼称植纹)鉴定为案件的侦破提供了线索和依据。1　案例资料　〔例1〕　1990年7月某县发生一起 In the forensic medical appraisal process, often from the scene, victims, suspects were extracted from the roots, stems, leaves, seeds or debris, requiring the identification of their species, origin. The result can provide scientific evidence for reconnaissance and trial. This paper reports 4 cases of plant residues (also known as planting) identified as the detection of the case provides a clue and basis. 1 Case Information 〔Example 1〕 July 1990 occurred in a county