The scientific classification of Ceanothus and Contorted Filbert 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. Ceanothus and Contorted Filbert kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Ceanothus and Contorted Filbert family is a major factor of Ceanothus and Contorted Filbert 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. Ceanothus belongs to the family Rhamnaceae and Contorted Filbert belongs to the family Betulaceae.
While comparing scientific classification, Ceanothus and Contorted Filbert genus and other classification are also important. Also, when you compare Ceanothus and Contorted Filbert, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Ceanothus and other plant's genus is Corylus. Ceanothus tribe is Not Available and Contorted Filbert tribe is Not Available. Ceanothus clade is Angiosperms and Eudicots and order is Rosales whereas Contorted Filbert clade is Angiosperms, Eudicots and Rosids and order is Fagales. Every plant have subfamilies. Ceanothus subfamilies are, Not Available and Contorted Filbert subfamilies are Not Available. In this way you can compare scientific classification of Ceanothus and Contorted Filbert and other products also.