The scientific classification of Sweetpea and Sweet William 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. Sweetpea and Sweet William kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Sweetpea and Sweet William family is a major factor of Sweetpea and Sweet William 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. Sweetpea belongs to the family Fabaceae and Sweet William belongs to the family Caryophyllaceae.
While comparing scientific classification, Sweetpea and Sweet William genus and other classification are also important. Also, when you compare Sweetpea and Sweet William, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Lagerstroemia and other plant's genus is Dianthus. Sweetpea tribe is Vicieae and Sweet William tribe is Not Available. Sweetpea clade is Angiosperms, Eudicots and Rosids and order is Fabales whereas Sweet William clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales. Every plant have subfamilies. Sweetpea subfamilies are, Faboideae and Sweet William subfamilies are Not Available. In this way you can compare scientific classification of Sweetpea and Sweet William and other products also.