The scientific classification of Devils Backbone and Devil's Tongue 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. Devils Backbone and Devil's Tongue kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Devils Backbone and Devil's Tongue family is a major factor of Devils Backbone and Devil's Tongue 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. Devils Backbone belongs to the family Crassulaceae and Devil's Tongue belongs to the family Araceae.
While comparing scientific classification, Devils Backbone and Devil's Tongue genus and other classification are also important. Also, when you compare Devils Backbone and Devil's Tongue, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Euphorbia and other plant's genus is Amorphophallus. Devils Backbone tribe is Euphorbieae and Devil's Tongue tribe is Thomsonieae. Devils Backbone clade is Angiosperms, Eudicots and Rosids and order is Malpighiales whereas Devil's Tongue clade is Angiosperms and Monocots and order is Alismatales. Every plant have subfamilies. Devils Backbone subfamilies are, Euphorbioideae and Devil's Tongue subfamilies are Aroideae. In this way you can compare scientific classification of Devils Backbone and Devil's Tongue and other products also.