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Human's classification consciousness and practice on vegetation, animals and other organisms have existed since ancient times. They existed in ancient China and ancient Greece, and developed into a science-taxonomy. However, the early classification was mainly based on morphology, such as the shape of roots, stems and leaves. Taxonomy based on morphology is the oldest discipline in biology, and the earliest phyla, classes, orders, families, genera and species basically came from here. Taxonomy in the general sense refers to a specialized discipline that identifies, identifies, describes, names and classifies organisms. The task and purpose of taxonomy can be divided into two parts:61. X.X.201杨丞琳凭借此剧获得第45届台湾电视金钟奖最佳女主角奖，罗志祥也成功入围该届金钟奖男主角奖。虐恋情深之帅气摄影师恋上单纯富家女！以欺骗开始并被长辈反对的爱情，会有好结局吗？ ​​​​刘邦的迅速崛起，让他们感到深深的担忧。香荽入学日子不长，田夫子却对她印象深刻。Soon, after the express package was opened, it was thrown into the garbage can, which also brought great pressure to the garbage cleaning. There are two kinds of express packages thrown away, one is carton and the other is plastic package. Reporters in the community saw that the cartons would be taken away by the cleaning workers and sold.