The scientific classification of Bok Choy and Bell Pepper 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. Bok Choy and Bell Pepper kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Bok Choy and Bell Pepper family is a major factor of Bok Choy and Bell Pepper 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. Bok Choy belongs to the family Brassicaceae and Bell Pepper belongs to the family Solanaceae.
While comparing scientific classification, Bok Choy and Bell Pepper genus and other classification are also important. Also, when you compare Bok Choy and Bell Pepper, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Brassica and other plant's genus is Capsicum. Bok Choy tribe is Not Available and Bell Pepper tribe is Not Available. Bok Choy clade is Angiosperms, Eudicots and Rosids and order is Brassicales whereas Bell Pepper clade is Angiosperms and order is Solanales. Every plant have subfamilies. Bok Choy subfamilies are, Not Applicable and Bell Pepper subfamilies are Not Available. In this way you can compare scientific classification of Bok Choy and Bell Pepper and other products also.