The scientific classification of Canna and Orchid 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 Orchid kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Canna and Orchid family is a major factor of Canna and Orchid 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 Orchid belongs to the family Orchidaceae.
While comparing scientific classification, Canna and Orchid genus and other classification are also important. Also, when you compare Canna and Orchid, 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 Aerides. Canna tribe is Not Available and Orchid tribe is Vandeae. Canna clade is Angiosperms, Commelinids and Monocots and order is Zingiberales whereas Orchid clade is Angiosperms and Monocots and order is Asparagales. Every plant have subfamilies. Canna subfamilies are, Not Available and Orchid subfamilies are Epidendroideae. In this way you can compare scientific classification of Canna and Orchid and other products also.