The scientific classification of Engelmann Spruce and Scarlet Oak 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. Engelmann Spruce and Scarlet Oak kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Engelmann Spruce and Scarlet Oak family is a major factor of Engelmann Spruce and Scarlet Oak 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. Engelmann Spruce belongs to the family Pinaceae and Scarlet Oak belongs to the family Fagaceae.
While comparing scientific classification, Engelmann Spruce and Scarlet Oak genus and other classification are also important. Also, when you compare Engelmann Spruce and Scarlet Oak, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Picea and other plant's genus is Quercus. Engelmann Spruce tribe is Not Available and Scarlet Oak tribe is Not Available. Engelmann Spruce clade is Angiosperms and order is Pinales whereas Scarlet Oak clade is Angiosperms, Eudicots and Rosids and order is Fagales. Every plant have subfamilies. Engelmann Spruce subfamilies are, Not Available and Scarlet Oak subfamilies are Not Available. In this way you can compare scientific classification of Engelmann Spruce and Scarlet Oak and other products also.