The scientific classification of Heather and Poinsettia 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 Poinsettia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Heather and Poinsettia family is a major factor of Heather and Poinsettia 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 Poinsettia belongs to the family Euphorbiaceae.
While comparing scientific classification, Heather and Poinsettia genus and other classification are also important. Also, when you compare Heather and Poinsettia, 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 Euphorbia. Heather tribe is Ericeae and Poinsettia tribe is Not Available. Heather clade is Angiosperms, Asterids and Eudicots and order is Ericales whereas Poinsettia clade is Angiosperms, Eudicots and Rosids and order is Malpighiales. Every plant have subfamilies. Heather subfamilies are, Ericoideae and Poinsettia subfamilies are Not Available. In this way you can compare scientific classification of Heather and Poinsettia and other products also.