The scientific classification of Foxtail Grass and Dahlia 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. Foxtail Grass and Dahlia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Foxtail Grass and Dahlia family is a major factor of Foxtail Grass and Dahlia 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. Foxtail Grass belongs to the family Poaceae and Dahlia belongs to the family Asteraceae.
While comparing scientific classification, Foxtail Grass and Dahlia genus and other classification are also important. Also, when you compare Foxtail Grass and Dahlia, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Alopecurus and other plant's genus is Dahlia. Foxtail Grass tribe is Not Available and Dahlia tribe is Coreopsideae. Foxtail Grass clade is Not Available and order is Cyperales whereas Dahlia clade is Angiosperms, Asterids and Eudicots and order is Asterales. Every plant have subfamilies. Foxtail Grass subfamilies are, Not Available and Dahlia subfamilies are Asteroideae. In this way you can compare scientific classification of Foxtail Grass and Dahlia and other products also.