The scientific classification of Oleander and Pink Queen 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. Oleander and Pink Queen kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Oleander and Pink Queen family is a major factor of Oleander and Pink Queen 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. Oleander belongs to the family Apocynaceae and Pink Queen belongs to the family Cleomaceae.
While comparing scientific classification, Oleander and Pink Queen genus and other classification are also important. Also, when you compare Oleander and Pink Queen, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Nerium and other plant's genus is Cleome. Oleander tribe is Wrightieae and Pink Queen tribe is Cleomeae. Oleander clade is Angiosperms, Asterids and Eudicots and order is Gentianales whereas Pink Queen clade is Angiosperms, Eudicots and Rosids and order is Brassicales. Every plant have subfamilies. Oleander subfamilies are, Apocynoideae and Hippocastanoideae and Pink Queen subfamilies are Not Available. In this way you can compare scientific classification of Oleander and Pink Queen and other products also.