The scientific classification of Tree-of-Heaven and Flowering Maple 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. Tree-of-Heaven and Flowering Maple kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Tree-of-Heaven and Flowering Maple family is a major factor of Tree-of-Heaven and Flowering Maple 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. Tree-of-Heaven belongs to the family Simaroubaceae and Flowering Maple belongs to the family Malvaceae.
While comparing scientific classification, Tree-of-Heaven and Flowering Maple genus and other classification are also important. Also, when you compare Tree-of-Heaven and Flowering Maple, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Ailanthus and other plant's genus is Abutilon. Tree-of-Heaven tribe is Not Available and Flowering Maple tribe is Malveae. Tree-of-Heaven clade is Angiosperms, Eudicots and Rosids and order is Sapindales whereas Flowering Maple clade is Angiosperms and Rosids and order is Malvales. Every plant have subfamilies. Tree-of-Heaven subfamilies are, Not Available and Flowering Maple subfamilies are Malvoideae. In this way you can compare scientific classification of Tree-of-Heaven and Flowering Maple and other products also.