The scientific classification of Oatgrass and Levisticum Officinale 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. Oatgrass and Levisticum Officinale kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Oatgrass and Levisticum Officinale family is a major factor of Oatgrass and Levisticum Officinale 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. Oatgrass belongs to the family Poaceae and Levisticum Officinale belongs to the family Apiaceae.
While comparing scientific classification, Oatgrass and Levisticum Officinale genus and other classification are also important. Also, when you compare Oatgrass and Levisticum Officinale, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Danthonia and other plant's genus is Levisticum. Oatgrass tribe is Aveneae and Levisticum Officinale tribe is Apieae. Oatgrass clade is Angiosperms, Commelinids and Monocots and order is Poales whereas Levisticum Officinale clade is Angiosperms, Asterids and Eudicots and order is Apiales. Every plant have subfamilies. Oatgrass subfamilies are, Danthonioideae and Levisticum Officinale subfamilies are Not Available. In this way you can compare scientific classification of Oatgrass and Levisticum Officinale and other products also.