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