The scientific classification of Nasturtium and Viola 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. Nasturtium and Viola kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Nasturtium and Viola family is a major factor of Nasturtium and Viola 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. Nasturtium belongs to the family Tropaeolaceae and Viola belongs to the family Violaceae.
While comparing scientific classification, Nasturtium and Viola genus and other classification are also important. Also, when you compare Nasturtium and Viola, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Tropaeolum and other plant's genus is Viola. Nasturtium tribe is Not Available and Viola tribe is Not Available. Nasturtium clade is Angiosperms, Eudicots and Rosids and order is Brassicales whereas Viola clade is Angiosperms, Eudicots and Rosids and order is Malpighiales. Every plant have subfamilies. Nasturtium subfamilies are, Not Available and Viola subfamilies are Violoideae. In this way you can compare scientific classification of Nasturtium and Viola and other products also.