The scientific classification of Red Onion and Cashew 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. Red Onion and Cashew kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Red Onion and Cashew family is a major factor of Red Onion and Cashew 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. Red Onion belongs to the family Liliaceae and Cashew belongs to the family Anacardiaceae.
While comparing scientific classification, Red Onion and Cashew genus and other classification are also important. Also, when you compare Red Onion and Cashew, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Allium and other plant's genus is Anacardium. Red Onion tribe is Not Available and Cashew tribe is Not Available. Red Onion clade is Angiosperms and Monocots and order is Liliales whereas Cashew clade is Angiosperms, Eudicots and Rosids and order is Sapindales. Every plant have subfamilies. Red Onion subfamilies are, Allioideae and Cashew subfamilies are Anacardium occidentale, Mangifera indica 'Champagne', Pachycormus discolor and Pistacia chinensis. In this way you can compare scientific classification of Red Onion and Cashew and other products also.