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