The scientific classification of Tree-of-Heaven and Weeping 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 Weeping 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 Weeping Maple family is a major factor of Tree-of-Heaven and Weeping 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 Weeping Maple belongs to the family Aceraceae.
While comparing scientific classification, Tree-of-Heaven and Weeping Maple genus and other classification are also important. Also, when you compare Tree-of-Heaven and Weeping 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 Acer. Tree-of-Heaven tribe is Not Available and Weeping Maple tribe is Not Available. Tree-of-Heaven clade is Angiosperms, Eudicots and Rosids and order is Sapindales whereas Weeping Maple clade is Not Available and order is Sapindales. Every plant have subfamilies. Tree-of-Heaven subfamilies are, Not Available and Weeping Maple subfamilies are Not Available. In this way you can compare scientific classification of Tree-of-Heaven and Weeping Maple and other products also.