The scientific classification of Royal Fern and Leatherleaf 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. Royal Fern and Leatherleaf kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Royal Fern and Leatherleaf family is a major factor of Royal Fern and Leatherleaf 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. Royal Fern belongs to the family Osmundaceae and Leatherleaf belongs to the family Dryopteridaceae.
While comparing scientific classification, Royal Fern and Leatherleaf genus and other classification are also important. Also, when you compare Royal Fern and Leatherleaf, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Osmunda and other plant's genus is Rumohra. Royal Fern tribe is Not Available and Leatherleaf tribe is Not Available. Royal Fern clade is Not Available and order is Polypodiales whereas Leatherleaf clade is Not Available and order is Polypodiales. Every plant have subfamilies. Royal Fern subfamilies are, Not Available and Leatherleaf subfamilies are Not Available. In this way you can compare scientific classification of Royal Fern and Leatherleaf and other products also.