The scientific classification of Petunia and Saururus cernuus 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. Petunia and Saururus cernuus kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Petunia and Saururus cernuus family is a major factor of Petunia and Saururus cernuus 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. Petunia belongs to the family Solanaceae and Saururus cernuus belongs to the family Saururaceae.
While comparing scientific classification, Petunia and Saururus cernuus genus and other classification are also important. Also, when you compare Petunia and Saururus cernuus, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Petunia and other plant's genus is Saururus. Petunia tribe is Not Available and Saururus cernuus tribe is Not Available. Petunia clade is Angiosperms, Asterids and Eudicots and order is Solanales whereas Saururus cernuus clade is Angiosperms and Magnoliids and order is Piperales. Every plant have subfamilies. Petunia subfamilies are, Petunioideae and Saururus cernuus subfamilies are Not Available. In this way you can compare scientific classification of Petunia and Saururus cernuus and other products also.