The scientific classification of Pohutukawa and Bael 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. Pohutukawa and Bael kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Pohutukawa and Bael family is a major factor of Pohutukawa and Bael 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. Pohutukawa belongs to the family Myrtaceae and Bael belongs to the family Solanaceae.
While comparing scientific classification, Pohutukawa and Bael genus and other classification are also important. Also, when you compare Pohutukawa and Bael, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Metrosideros and other plant's genus is Brugmansia. Pohutukawa tribe is Not Available and Bael tribe is Datureae. Pohutukawa clade is Angiosperms, Eudicots and Rosids and order is Myrtales whereas Bael clade is Angiosperms, Asterids and Eudicots and order is Solanales. Every plant have subfamilies. Pohutukawa subfamilies are, Not Available and Bael subfamilies are Solanoideae. In this way you can compare scientific classification of Pohutukawa and Bael and other products also.