The scientific classification of Catnip 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. Catnip and Poinsettia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Catnip and Poinsettia family is a major factor of Catnip 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. Catnip belongs to the family Lamiaceae and Poinsettia belongs to the family Euphorbiaceae.
While comparing scientific classification, Catnip and Poinsettia genus and other classification are also important. Also, when you compare Catnip and Poinsettia, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Nepeta and other plant's genus is Euphorbia. Catnip tribe is Mentheae and Poinsettia tribe is Not Available. Catnip clade is Angiosperms, Asterids and Eudicots and order is Lamiales whereas Poinsettia clade is Angiosperms, Eudicots and Rosids and order is Malpighiales. Every plant have subfamilies. Catnip subfamilies are, Nepetoideae and Poinsettia subfamilies are Not Available. In this way you can compare scientific classification of Catnip and Poinsettia and other products also.