2. Rare trees are precious and rare trees. These plants have a small population and few plants.
3. Rare trees and plants are scarce, and their geographical distribution is very limited, and they only live in special habitats or limited places;
4. precious trees refers to the ancient and famous trees with great historical commemorative significance, scientific research value or a long history. precious trees, whose export is prohibited or restricted by the state, is listed in the national list of key protected wild plants.
Extended data:
Introduction of rare trees:
Cephalotaxus is a national first-class protected plant. Cephalotaxus hainanensis is mostly distributed in mountainous areas above 600 meters above sea level in the middle or south of Hainan Province. The height of the tree can reach 30 meters and the DBH can reach 80 cm. The branches, stems, flowers, leaves and seeds of Cephalotaxus hainanensis can be used to extract Cephalotaxus fortunei and treat various cancers such as acute myeloid leukemia and erythroleukemia.
Poky is also known as Zhan Mu. Dipterocarpaceae, Podocarpaceae. Mainly distributed in the tropical rain forest at an altitude of 400- 1000 meters, it is extremely rare because of its extremely slow growth. It is a national first-class protected plant. Poe and Qingpi are a family, just like twin brothers. The slopes in Hainan are divided into wingless slopes and winged slopes. The difference between the two is the seed, and the butterfly wings are born on both sides of the winged slope.
Baidu encyclopedia-rare forest trees