What tree is this?

Hainan dragon blood is cultivated

[achieve formerly] civil / photography: Sun Chenggang

This kind of tree is called " Hainan Long Xieshu " . When receiving the government that answers this question to invite, I am in by chance Hainan, took a few pictures of the Long Xieshu austral Zhanghai to the outside then.

Hainan dragon blood is cultivated besides Hainan, guangdong and other places also has help advance somebody's career. Vietnam, kampuchea also has distributing. The tree is existent dragon blood to help advance somebody's career artificially mostly, feral Long Xieshu already not much, belong to a country 3 class protect a plant.

Tree of tree of Hainan dragon blood more beautiful, the tree is high-energy achieve 3 go to 4 meters, bark shows dust-colour, show slightly aged, have the state of senile, annulus of lamina of sessile blackish green gets together to support at the branch, show sector radiative shape extend, can secrete a kind of light faint scent. In Hainan island it basically is gardens is cultivated, it is one of main ornamental plant in gardens, and in north, it has become a family potted bestow favor on newly.

When giving elder congratulate on sb's birthday, we often say " blessing grows running water like the East China Sea, the hill austral birthday comparing often does not loosen " . Among them " not old pine " those who point to is Long Xieshu. Feral Long Xieshu grows slow, tree age can amount to 8000-10000 year, it is the star of the can reach without content long life of plant kingdom. Tree of folklore dragon blood is dragon and elephant when be at war, dragon blood shed be born face and grow rise. Its bark once by lacerate, meet those who pour out of wine resemble the juice juice like blood, allegedly this is " dragon blood " . The teleplay that heat sows recently " that year the flower opens a month round " in, mentioned a kind to be called " dragon's blood " Chinese traditional medicine, it is the sap from Long Xieshu, namely " dragon blood " in of abstraction. This kind of Chinese traditional medicine has convergent and hemostatic effect, very rare. Home Wu in teleplay gets circumvent, because be the dragon's blood in the plaster of legionary production,was changed by the evil person namely false.

Tree of Hainan dragon blood suits to grow below warm climate, cannot get used to frigid weather, optimum growth temperature is 20 go to 28 degrees, air temperature prep above 32 spend or under 15 degrees, it is in dormancy or half dormancy condition. Although like illumination, but via having burning sun insolate. Scorching sun can burnable its lamina, illuminance maintains in 40~50% can, do not see the sun for long, blade can fade.

In north, after potted Long Xieshu enters rest period, want control to water, it is OK that half month is irrigated.

[achieve formerly] civil / photography: Sun Chenggang

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