The scientific classification of Astilbe and Desert Ironwood 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. Astilbe and Desert Ironwood kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Astilbe and Desert Ironwood family is a major factor of Astilbe and Desert Ironwood 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. Astilbe belongs to the family Saxifragaceae and Desert Ironwood belongs to the family Fabaceae.
While comparing scientific classification, Astilbe and Desert Ironwood genus and other classification are also important. Also, when you compare Astilbe and Desert Ironwood, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Astilbe and other plant's genus is Olneya. Astilbe tribe is Not Available and Desert Ironwood tribe is Robinieae. Astilbe clade is Angiosperms, Core eudicots and Eudicots and order is Rosales whereas Desert Ironwood clade is Angiosperms, Eudicots and Rosids and order is Fabales. Every plant have subfamilies. Astilbe subfamilies are, Not Available and Desert Ironwood subfamilies are Faboideae. In this way you can compare scientific classification of Astilbe and Desert Ironwood and other products also.