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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:国破家亡，从高高的王座之上沦为一个阶下囚，对任何人而言都是个巨大的打击。虽然没有当初《笑傲江湖之东方不败》那样惊艳，但也足够惊人。Family name: Xanthorrhoeaceae老汉上山采藤，好编织衣甲，因摔伤了腿，正好遇见板栗和秦淼帮助，送了他回来，便住在他们家了。我刚才听见的，哪里就走那么快？不走快些，难道在这等你？嘿嘿，你不会是起了什么小心思吧？别扯了。