The scientific classification of Easter cactus and Hazelnut 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. Easter cactus and Hazelnut kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Easter cactus and Hazelnut family is a major factor of Easter cactus and Hazelnut 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. Easter cactus belongs to the family Cactaceae and Hazelnut belongs to the family Betulaceae.
While comparing scientific classification, Easter cactus and Hazelnut genus and other classification are also important. Also, when you compare Easter cactus and Hazelnut, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Hatiora and other plant's genus is Corylus. Easter cactus tribe is Rhipsalideae and Hazelnut tribe is Coryleae. Easter cactus clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales whereas Hazelnut clade is Angiosperms, Eudicots and Rosids and order is Fagales. Every plant have subfamilies. Easter cactus subfamilies are, Cactoideae and Hazelnut subfamilies are Coryloideae. In this way you can compare scientific classification of Easter cactus and Hazelnut and other products also.