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