The scientific classification of Yellow Oleander and Iris 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. Yellow Oleander and Iris kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Yellow Oleander and Iris family is a major factor of Yellow Oleander and Iris 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. Yellow Oleander belongs to the family Apocynaceae and Iris belongs to the family Iridaceae.
While comparing scientific classification, Yellow Oleander and Iris genus and other classification are also important. Also, when you compare Yellow Oleander and Iris, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Cascabela and other plant's genus is Iris. Yellow Oleander tribe is Not Available and Iris tribe is Irideae. Yellow Oleander clade is Angiosperms, Asterids and Eudicots and order is Gentianales whereas Iris clade is Angiosperms and Monocots and order is Asparagales. Every plant have subfamilies. Yellow Oleander subfamilies are, Not Available and Iris subfamilies are Iridoideae. In this way you can compare scientific classification of Yellow Oleander and Iris and other products also.