The scientific classification of Japanese Iris and Barley 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. Japanese Iris and Barley kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Japanese Iris and Barley family is a major factor of Japanese Iris and Barley 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. Japanese Iris belongs to the family Iridaceae and Barley belongs to the family Poaceae.
While comparing scientific classification, Japanese Iris and Barley genus and other classification are also important. Also, when you compare Japanese Iris and Barley, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Iris and other plant's genus is Hordeum. Japanese Iris tribe is Not Available and Barley tribe is Triticeae. Japanese Iris clade is Angiosperms and Monocots and order is Asparagales whereas Barley clade is Angiosperms, Commelinids and Monocots and order is Cyperales. Every plant have subfamilies. Japanese Iris subfamilies are, Not Available and Barley subfamilies are Pooideae. In this way you can compare scientific classification of Japanese Iris and Barley and other products also.