The scientific classification of Lily of the Valley and Echinocactus 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. Lily of the Valley and Echinocactus kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Lily of the Valley and Echinocactus family is a major factor of Lily of the Valley and Echinocactus 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. Lily of the Valley belongs to the family Asparagaceae and Echinocactus belongs to the family Cactaceae.
While comparing scientific classification, Lily of the Valley and Echinocactus genus and other classification are also important. Also, when you compare Lily of the Valley and Echinocactus, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Convallaria and other plant's genus is Echinocactus. Lily of the Valley tribe is Not Available and Echinocactus tribe is Cacteae. Lily of the Valley clade is Angiosperms and Monocots and order is Asparagales whereas Echinocactus clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales. Every plant have subfamilies. Lily of the Valley subfamilies are, Nolinoideae and Echinocactus subfamilies are Cactoideae. In this way you can compare scientific classification of Lily of the Valley and Echinocactus and other products also.