The scientific classification of Dendrobium and Japanese Poppy 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. Dendrobium and Japanese Poppy kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Dendrobium and Japanese Poppy family is a major factor of Dendrobium and Japanese Poppy 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. Dendrobium belongs to the family Orchidaceae and Japanese Poppy belongs to the family Papaveraceae.
While comparing scientific classification, Dendrobium and Japanese Poppy genus and other classification are also important. Also, when you compare Dendrobium and Japanese Poppy, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Dendrobium and other plant's genus is Papaver. Dendrobium tribe is Podochileae and Japanese Poppy tribe is Papaver. Dendrobium clade is Angiosperms and Monocots and order is Asparagales whereas Japanese Poppy clade is Angiosperms and Eudicots and order is Ranunculales. Every plant have subfamilies. Dendrobium subfamilies are, Epidendroideae and Japanese Poppy subfamilies are Paperveroideae. In this way you can compare scientific classification of Dendrobium and Japanese Poppy and other products also.