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