The scientific classification of Allamanda and Heliconia 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. Allamanda and Heliconia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Allamanda and Heliconia family is a major factor of Allamanda and Heliconia 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. Allamanda belongs to the family Apocynaceae and Heliconia belongs to the family Heliconiaceae.
While comparing scientific classification, Allamanda and Heliconia genus and other classification are also important. Also, when you compare Allamanda and Heliconia, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Allamanda and other plant's genus is Heliconia. Allamanda tribe is Apocyneae and Heliconia tribe is Not Available. Allamanda clade is Angiosperms, Asterids and Eudicots and order is Gentianales whereas Heliconia clade is Angiosperms, Commelinids and Monocots and order is Zingiberales. Every plant have subfamilies. Allamanda subfamilies are, Rauvolfioideae and Heliconia subfamilies are Not Available. In this way you can compare scientific classification of Allamanda and Heliconia and other products also.