The scientific classification of Evening Primrose and Fennel 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. Evening Primrose and Fennel kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Evening Primrose and Fennel family is a major factor of Evening Primrose and Fennel 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. Evening Primrose belongs to the family Onagraceae and Fennel belongs to the family Apiaceae.
While comparing scientific classification, Evening Primrose and Fennel genus and other classification are also important. Also, when you compare Evening Primrose and Fennel, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Oenothera and other plant's genus is Foeniculum. Evening Primrose tribe is Onagreae and Fennel tribe is Not Available. Evening Primrose clade is Angiosperms, Eudicots and Rosids and order is Myrtales whereas Fennel clade is Angiosperms, Asterids and Eudicots and order is Apiales. Every plant have subfamilies. Evening Primrose subfamilies are, Onagroideae and Fennel subfamilies are Apioideae. In this way you can compare scientific classification of Evening Primrose and Fennel and other products also.