The scientific classification of Wisteria and Echinocactus 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. Wisteria and Echinocactus kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Wisteria and Echinocactus family is a major factor of Wisteria and Echinocactus 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. Wisteria belongs to the family Fabaceae and Echinocactus belongs to the family Cactaceae.
While comparing scientific classification, Wisteria and Echinocactus genus and other classification are also important. Also, when you compare Wisteria and Echinocactus, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Wisteria and other plant's genus is Echinocactus. Wisteria tribe is Millettieae and Echinocactus tribe is Cacteae. Wisteria clade is Not Available and order is Fabales whereas Echinocactus clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales. Every plant have subfamilies. Wisteria subfamilies are, Faboideae and Echinocactus subfamilies are Cactoideae. In this way you can compare scientific classification of Wisteria and Echinocactus and other products also.