The scientific classification of Cardinal Flower and Hydrangea 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. Cardinal Flower and Hydrangea kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Cardinal Flower and Hydrangea family is a major factor of Cardinal Flower and Hydrangea 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. Cardinal Flower belongs to the family Lobeliaceae and Hydrangea belongs to the family Hydrangeaceae.
While comparing scientific classification, Cardinal Flower and Hydrangea genus and other classification are also important. Also, when you compare Cardinal Flower and Hydrangea, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Lobelia and other plant's genus is Hydrangea. Cardinal Flower tribe is Not Available and Hydrangea tribe is Not Available. Cardinal Flower clade is Angiosperms, Asterids and Eudicots and order is Asterales whereas Hydrangea clade is Not Available and order is Cornales. Every plant have subfamilies. Cardinal Flower subfamilies are, Lobelioideae and Hydrangea subfamilies are Not Available. In this way you can compare scientific classification of Cardinal Flower and Hydrangea and other products also.