The scientific classification of Japanese Maple and Periwinkle 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. Japanese Maple and Periwinkle kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Japanese Maple and Periwinkle family is a major factor of Japanese Maple and Periwinkle 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. Japanese Maple belongs to the family Aceraceae and Periwinkle belongs to the family Apocynaceae.
While comparing scientific classification, Japanese Maple and Periwinkle genus and other classification are also important. Also, when you compare Japanese Maple and Periwinkle, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Acer and other plant's genus is Catharanthus. Japanese Maple tribe is Not Available and Periwinkle tribe is Not Available. Japanese Maple clade is Angiosperms, Eudicots and Rosids and order is Sapindales whereas Periwinkle clade is Not Available and order is Geraniales. Every plant have subfamilies. Japanese Maple subfamilies are, Not Available and Periwinkle subfamilies are Not Available. In this way you can compare scientific classification of Japanese Maple and Periwinkle and other products also.