The scientific classification of Heather and Oat plant 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. Heather and Oat plant kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Heather and Oat plant family is a major factor of Heather and Oat plant 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. Heather belongs to the family Ericaceae and Oat plant belongs to the family Poaceae.
While comparing scientific classification, Heather and Oat plant genus and other classification are also important. Also, when you compare Heather and Oat plant, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Calluna and other plant's genus is Avena. Heather tribe is Ericeae and Oat plant tribe is Aveneae. Heather clade is Angiosperms, Asterids and Eudicots and order is Ericales whereas Oat plant clade is Angiosperms, Commelinids and Monocots and order is Poales. Every plant have subfamilies. Heather subfamilies are, Ericoideae and Oat plant subfamilies are Pooideae. In this way you can compare scientific classification of Heather and Oat plant and other products also.