The scientific classification of Silverthorn and Dame's Rocket 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. Silverthorn and Dame's Rocket kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Silverthorn and Dame's Rocket family is a major factor of Silverthorn and Dame's Rocket 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. Silverthorn belongs to the family Elaeagnaceae and Dame's Rocket belongs to the family Brassicaceae.
While comparing scientific classification, Silverthorn and Dame's Rocket genus and other classification are also important. Also, when you compare Silverthorn and Dame's Rocket, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Elaeagnus and other plant's genus is Hesperis. Silverthorn tribe is Not Available and Dame's Rocket tribe is Hylocereeae. Silverthorn clade is Angiosperms, Eudicots and Rosids and order is Rhamnales whereas Dame's Rocket clade is Angiosperms, Asterids and Eudicots and order is Brassicales. Every plant have subfamilies. Silverthorn subfamilies are, Not Available and Dame's Rocket subfamilies are Cactoideae. In this way you can compare scientific classification of Silverthorn and Dame's Rocket and other products also.