The scientific classification of Kochia and Bok Choy includes the entire classification chart that includes kingdom, family, clade, tribe etc. A kingdom is the second highest taxonomic rank. A taxonomic rank is the level that a living organisms are placed in hierarchical level of arrangement of life forms. All the living organisms are divided into kingdoms. Plant kingdom is a main classification of living organisms that include all plants. There are six kingdoms which are: Plantae, Animalia, Fungi, Protista, Aschaea/Archaeabacteria and Bacteria Eubacteria. Kochia and Bok Choy kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Kochia and Bok Choy family is a major factor of Kochia and Bok Choy Scientific Classification. Plant family helps you narrow the search of your plants. It also gives you idea about, how the plant looks, how the seed will be like etc. These two plant families can be different or same. Kochia belongs to the family Chenopodiaceae and Bok Choy belongs to the family Brassicaceae.
While comparing scientific classification, Kochia and Bok Choy genus and other classification are also important. Also, when you compare Kochia and Bok Choy, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Bassia and other plant's genus is Brassica. Kochia tribe is Not Available and Bok Choy tribe is Not Available. Kochia clade is Angiosperms and Eudicots and order is Caryophyllales whereas Bok Choy clade is Angiosperms, Eudicots and Rosids and order is Brassicales. Every plant have subfamilies. Kochia subfamilies are, Camphorosmoideae and Bok Choy subfamilies are Not Applicable. In this way you can compare scientific classification of Kochia and Bok Choy and other products also.