The scientific classification of Rhubarb and Schomburgkia 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 Schomburgkia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Rhubarb and Schomburgkia family is a major factor of Rhubarb and Schomburgkia 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 Schomburgkia belongs to the family Orchidaceae.
While comparing scientific classification, Rhubarb and Schomburgkia genus and other classification are also important. Also, when you compare Rhubarb and Schomburgkia, 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 Schomburgkia. Rhubarb tribe is Not Available and Schomburgkia tribe is Epidendreae. Rhubarb clade is Angiosperms, Core eudicots and Eudicots and order is Caryophyllales whereas Schomburgkia clade is Not Available and order is Asparagales. Every plant have subfamilies. Rhubarb subfamilies are, Not Available and Schomburgkia subfamilies are Epidendroideae. In this way you can compare scientific classification of Rhubarb and Schomburgkia and other products also.