The scientific classification of Canna and Haworthia 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. Canna and Haworthia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Canna and Haworthia family is a major factor of Canna and Haworthia 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. Canna belongs to the family Cannaceae and Haworthia belongs to the family Liliaceae.
While comparing scientific classification, Canna and Haworthia genus and other classification are also important. Also, when you compare Canna and Haworthia, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Canna and other plant's genus is Haworthia. Canna tribe is Not Available and Haworthia tribe is Not Available. Canna clade is Angiosperms, Commelinids and Monocots and order is Zingiberales whereas Haworthia clade is Angiosperms and Monocots and order is Asparagales. Every plant have subfamilies. Canna subfamilies are, Not Available and Haworthia subfamilies are Asphodeloideae. In this way you can compare scientific classification of Canna and Haworthia and other products also.