The scientific classification of Large Beardtongue and Oleander 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. Large Beardtongue and Oleander kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Large Beardtongue and Oleander family is a major factor of Large Beardtongue and Oleander 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. Large Beardtongue belongs to the family Scrophulariaceae and Oleander belongs to the family Apocynaceae.
While comparing scientific classification, Large Beardtongue and Oleander genus and other classification are also important. Also, when you compare Large Beardtongue and Oleander, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Penstemon and other plant's genus is Nerium. Large Beardtongue tribe is Not Available and Oleander tribe is Wrightieae. Large Beardtongue clade is Angiosperms, Asterids and Eudicots and order is Scrophulariales whereas Oleander clade is Angiosperms, Asterids and Eudicots and order is Gentianales. Every plant have subfamilies. Large Beardtongue subfamilies are, Not Available and Oleander subfamilies are Apocynoideae and Hippocastanoideae. In this way you can compare scientific classification of Large Beardtongue and Oleander and other products also.