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