The scientific classification of Watermelon and Matilija Poppy 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. Watermelon and Matilija Poppy kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Watermelon and Matilija Poppy family is a major factor of Watermelon and Matilija Poppy 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. Watermelon belongs to the family Cucurbitaceae and Matilija Poppy belongs to the family Papaveraceae.
While comparing scientific classification, Watermelon and Matilija Poppy genus and other classification are also important. Also, when you compare Watermelon and Matilija Poppy, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Citrullus and other plant's genus is Romneya. Watermelon tribe is Not Available and Matilija Poppy tribe is Not Available. Watermelon clade is Angiosperms, Eudicots and Rosids and order is Cucurbitales whereas Matilija Poppy clade is Angiosperms and Eudicots and order is Papaverales. Every plant have subfamilies. Watermelon subfamilies are, Not Available and Matilija Poppy subfamilies are Papaveroideae. In this way you can compare scientific classification of Watermelon and Matilija Poppy and other products also.