The scientific classification of Rhubarb and Perennial Candytuft 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. Rhubarb and Perennial Candytuft kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Rhubarb and Perennial Candytuft family is a major factor of Rhubarb and Perennial Candytuft 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. Rhubarb belongs to the family Polygonaceae and Perennial Candytuft belongs to the family Brassicaceae.
While comparing scientific classification, Rhubarb and Perennial Candytuft genus and other classification are also important. Also, when you compare Rhubarb and Perennial Candytuft, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Rheum and other plant's genus is Iberis. Rhubarb tribe is Not Available and Perennial Candytuft tribe is Not Available. Rhubarb clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales whereas Perennial Candytuft clade is Angiosperms, Eudicots and Rosids and order is Brassicales. Every plant have subfamilies. Rhubarb subfamilies are, Not Available and Perennial Candytuft subfamilies are Not Available. In this way you can compare scientific classification of Rhubarb and Perennial Candytuft and other products also.