1, Gynostemma pentaphyllum: Gynostemma pentaphyllum is a deciduous tree with a relatively tall plant, which can reach 20 meters. Five-pointed maple has thin bark and milk on its branches. The leaves are opposite, generally palmately divided and the base of the leaves is heart-shaped. The fruit is flat, the wings are twice as long as the fruit, and the opening is pure angle. Generally speaking, it blooms in April-May.

2. Castanea henryi: also known as Qingfeng, it is much shorter than pentagonal maple. This is a small deciduous tree. Its crown is generally spherical or umbrella-shaped, and its branches are very thin, grayish purple or purple. Castanea henryi leaves are 6- 10 cm long, palmately shaped, and 5-7 cm deep, with thin and heavy serrations at the edge. Its flowers are purplish red and its fruit is spherical.

3. Acer truncatum: The height of this maple can reach about 10 meter, and the crown may be inverted oval or umbrella-shaped. The maple leaf of Acer truncatum is also palmately divided, and the lobes are entire, forming an acute angle. Its stone is relatively flat, its wings are spread at right angles, and its wings are generally wider.

4. Triangle maple: also known as Asian maple, this maple is also very tall, up to 20 meters, with an oval crown. Leaves are palm-shaped and usually have an undivided or 3-lobed tip. When the leaves are 10cm long, both sides of the fruit will bulge and the wings of the fruit will form acute angles.