The scientific classification of Fountaingrass and Silver Birch 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. Fountaingrass and Silver Birch kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Fountaingrass and Silver Birch family is a major factor of Fountaingrass and Silver Birch 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. Fountaingrass belongs to the family Poaceae and Silver Birch belongs to the family Betulaceae.
While comparing scientific classification, Fountaingrass and Silver Birch genus and other classification are also important. Also, when you compare Fountaingrass and Silver Birch, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Pennisetum and other plant's genus is Betula. Fountaingrass tribe is Paniceae and Silver Birch tribe is Not Available. Fountaingrass clade is Angiosperms, Commelinids and Monocots and order is Cyperales whereas Silver Birch clade is Angiosperms, Eudicots and Rosids and order is Fagales. Every plant have subfamilies. Fountaingrass subfamilies are, Panicoideae and Silver Birch subfamilies are Betuloideae. In this way you can compare scientific classification of Fountaingrass and Silver Birch and other products also.