1、 Toona sinensis

This kind of tree originated from the Yangtze River in China. It belongs to neem family and is not an evergreen tree. Its leaves are even, its fruits are oval, and its seeds can be used to reproduce. Its tree is relatively tall, and its buds can be eaten. It can also be used as a tree for landscaping. Its tender buds are very effective and can be used for food therapy, wind cold, stomach pain and so on

2、 Ailanthus altissima

1. It originated in Northeast China and likes a mild climate. It grows very fast and can grow to 15 meters in more than 20 years, but its life span is relatively short and generally can't live more than 50 years. It can also be used as a tree species for landscaping. Its fruit, root and skin can be used as medicine to stop diarrhea and stop bleeding

2. It can reproduce by itself in some areas of North America. In ancient China, some people who lacked food would eat it. It is a good traditional Chinese medicine

3、 Distinction

Although these two kinds of trees belong to different families and genera, their shapes are very similar, so many people will mistake them

1. Leaf difference

The leaves of the former are generally even, rarely odd, and are pinnate compound leaves. The leaves of the latter are generally odd and feathery compound leaves. The leaves of the former have five vascular bundles and the latter have nine

2. Taste difference

The former leaves have a strong aroma, while the latter leaves have a strange odor

3. Trunk difference

The trees of the former can generally be stripped off like strips, while the trees of the latter are relatively smooth and have no gaps

4. Difference of fruit

The fruit of the former is a capsule and the fruit of the latter is a Samara