Where is the wood production place of arrow poison?

Arrow poison wood is a national tertiary protection plant, the scientific name see blood seal throat, for Moraceae see blood seal throat genus of a highly toxic plant and medicinal plant, bark gray, spring flowering, milky white juice contains highly toxic, as soon as contact with human and animal wounds can make the poisoned heart paralysis, blood vessel closure, blood coagulation, and even suffocation to death, let's take a look at where the arrow poison wood is!

Where is the wood production place of arrow poison?

Arrow poison trees are mostly born in rainforests below 1500 meters above sea level, and are mainly distributed in Guangdong (Leizhou Peninsula), Hainan, Guangxi, southern Yunnan and other places. Abroad distributed in Sri Lanka, India (including Andaman Islands), Myanmar, Thailand, Indo-China Peninsula, Malaysia, Indonesia (Sumatra, Java, Kalimantan, Sulawesi), varieties distributed in Oceania and Africa.

The producing environment of Arrow venom wood

Arrow poison trees are mostly born in tropical monsoon rain forest and rain forest areas, with rich heat, long summer and no winter, and the influence of winter cold wave is weak. The annual average temperature is 21: 24 ℃, the coldest monthly average temperature is above 13: 17 ℃, and the extreme lowest temperature is above 0: 5 ℃. In the year when the cold wave invades southward from southwestern Guangxi to western Guangdong, there may be a short low temperature below 0 ℃, annual rainfall 1200-2000 mm, distinct dry and wet season or not, and high air humidity. The annual average relative humidity is above 80%. On acidic bedrock such as granite, shale, sandstone and Quaternary laterite, the soil is latosol or laterite with a pH value of 6.8-7.7.

How strong is the wood toxicity of quiver?

See blood seals throat is the most poisonous tree in the world, tree sap is extremely toxic, often mixed with strychnine as curare medicine, tree sap enters the body from the wound to cause poisoning, the main symptoms are muscle relaxation, slow heartbeat, and finally cardiac arrest and death. The poisoning symptoms of animals were similar to those of humans and died within 20 minutes to 2 hours after poisoning. Only red-backed bamboo grass can detoxify this poison. There is a folk saying in Xishuangbanna, it is called "seven ups and downs".

The plant culture of arrow poison wood

1. Dai: it is said that it was a Dai hunter who first found arrow venom wood juice in Xishuangbanna, Yunnan Province. Once, while hunting, the hunter was forced to climb a big tree by a huge bear, but the bear still pursued him. At the critical moment of desperation and survival, the hunter broke a branch and stabbed the bear climbing the tree. Suddenly, the bear fell to the ground and died. Since then, hunters in Xishuangbanna have learned to apply the sap of Arrow venom wood to arrows for hunting.

2. Indians: it is said that when the ancient Indians of America encountered an enemy invasion, women and children smeared the blood-sealed throat juice on the arrows in the rear and transported it to the front for men to kill the enemy on the battlefield. As a result, the Indians won many battles and won many victories, killed and invaded the bodies of the enemy, lost their spirits and courage, and tenaciously saved their homes where they had lived for generations. According to historical records, in 1859, when the indigenous peoples of the East Indies were at war with the British army, they shot an arrow painted with blood-sealed throat sap at the assailant. At first, the British soldiers did not know the strength of the arrow, but the arrow still rushed forward bravely, but soon fell to the ground and died. The lethality of this poison arrow appalled the British army.