The scientific classification of Toadflax and Meyer Lemon 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. Toadflax and Meyer Lemon kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Toadflax and Meyer Lemon family is a major factor of Toadflax and Meyer Lemon 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. Toadflax belongs to the family Scrophulariaceae and Meyer Lemon belongs to the family Rutaceae.
While comparing scientific classification, Toadflax and Meyer Lemon genus and other classification are also important. Also, when you compare Toadflax and Meyer Lemon, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Linaria and other plant's genus is Citrus. Toadflax tribe is Antirrhineae and Meyer Lemon tribe is Citreae. Toadflax clade is Angiosperms, Asterids and Eudicots and order is Scrophulariales whereas Meyer Lemon clade is Angiosperms, Eudicots and Rosids and order is Sapindales. Every plant have subfamilies. Toadflax subfamilies are, and Meyer Lemon subfamilies are Aurantioideae. In this way you can compare scientific classification of Toadflax and Meyer Lemon and other products also.