Nan.

Nanmu is China's most precious wood tree species, but also Jiangnan four famous trees (Nan, chang, ) one. In beijing's 13th Mausoleum of the Ringen Temple, there are 60 Nanmu dynamo sky column stands tall, long-lasting, so people say Nanmu is an excellent pillar of material.

, also known as Yanan, is Changke evergreen tree, up to 30 meters high, chest diameter 1.5 meters. The trunks are straight and the crowns are magnificent; the leaves are mutually edgy, leathery, wide-draped needle-shaped or inverted; the spring blooms yellow flowers, the conical flower sequence, the fruit spherical, 9-October ripening.Nanmu wood fine, beautiful texture, not cracking, moisture and non-corrosion, fire, aromatic and shiny, is extremely valuable building materials. Folks use it more to make cabinets, strong fragrance, has the role of sterilization and anti-corrosion. "Dream of the Red Mansions" Qin Keqing's Nanmu coffin, by Cao Xueqin described as "like betel nut, taste like sandalwood, with hand buckles, sound like jade", the value of high, hard to find gold.

a wide variety of Nanmu, there are more than 60 kinds, divided into Yannan and Yanan two genus. Famous such as Zinan, also known as Zijinnan, 20 meters high, tree-shaped beauty, can be used as a landscape tree. In the early Ming Dynasty, Nanmu in Zijinshan, Nanjing, flourished and was cut down because of the royal palace. Zhejiang Nan is taller than Zijin Nan, trunk straight, fast growth, beautiful branches and leaves, solid material, can be made of advanced appliances. Unfortunately, there are not many existing, Hangzhou Yunji, Near Li'an Temple, only a small area of pure forest. According to the investigation, in xitianmu Mountain, Zenyuan Temple in front of only six plants in Zhejiang Nan, included in the national key protection plants.