The scientific classification of Fountaingrass and Kentucky Bluegrass 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 Kentucky Bluegrass kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Fountaingrass and Kentucky Bluegrass family is a major factor of Fountaingrass and Kentucky Bluegrass 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 Kentucky Bluegrass belongs to the family Poaceae.
While comparing scientific classification, Fountaingrass and Kentucky Bluegrass genus and other classification are also important. Also, when you compare Fountaingrass and Kentucky Bluegrass, 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 Poa. Fountaingrass tribe is Paniceae and Kentucky Bluegrass tribe is Poeae. Fountaingrass clade is Angiosperms, Commelinids and Monocots and order is Cyperales whereas Kentucky Bluegrass clade is Angiosperms, Commelinids and Monocots and order is Cyperales. Every plant have subfamilies. Fountaingrass subfamilies are, Panicoideae and Kentucky Bluegrass subfamilies are Pooideae. In this way you can compare scientific classification of Fountaingrass and Kentucky Bluegrass and other products also.