Also known as "poison arrow wood" and "scissors tree", the endangered plants protected by the state are one of the most poisonous plant species in the world.

The sap is RU white and highly toxic. Once the sap enters the blood through the wound, it is life-threatening. The ancients often painted it on arrows to shoot wild animals or enemies. Seconds. Native to Southeast Asia. 2. Herba Clerodendranthi can be seen in Xishuangbanna Botanical Garden in Hainan, China.

Herba Clerodendranthi is an annual vine of Cucurbitaceae. Its main toxic substance is cucurbitacine. According to records, after eating, the intestines will turn black and stick together, and people will die of abdominal pain. The general detoxification method is gastric lavage, taking carbon ash, then using alkaline water and emetic. After gastric lavage, it can be detoxified by using mung bean, honeysuckle and licorice.

Herba Lysimachiae Chinensis-There is also a saying that Leiteng (Dictionary of Traditional Chinese Medicine) mung beans, honeysuckle and licorice are actually universal antidotes, as well as litchi pedicels and raw soybean milk. Lei Gongteng was born in a damp place on the edge of a mountain forest. Distributed in the south of the Yangtze River basin and southwest China. Roots are picked in autumn, leaves in summer, flowers and fruits in summer and autumn.

3. Strychnos sinensis

It is nux vomica, which is the seed of nux vomica and nux vomica from Yunnan. Oblate or oblate, with a diameter of1.5 ~ 3 cm and a thickness of 0.3 ~ 0.6 cm. Often one side is raised, the other side is slightly concave, and the surface has fuzz. The edge is slightly raised, thick, and the center of the bottom surface has a protruding dot-like hilum, which is hard. The main toxic components are Strychnine (C2 1H22O2N2) and Brucine,C23H26O4N2). Mainly used for rheumatism, numbness, paralysis, falls, carbuncle, swelling and pain; Sequela of polio, rheumatoid joint pain, it is said that it can also be used for myasthenia gravis.

The symptoms of poisoning are headache, dizziness, irritability, increased breathing, muscle cramping, dysphagia, aggravated breathing, pupil narrowing, chest distension, poor breathing, and tightness of the whole body. Then the extensor and flexor muscles contract extremely at the same time, and they are overly sensitive to hearing, sight, taste and feeling, and then they have typical convulsions. Finally, the respiratory muscles are stiff and suffocated and die. The detoxification method is to use central depressants to stop convulsions, such as Amian sodium, pentobarbital sodium or diazepam intravenous injection. Then gastric lavage, then decoction with licorice, mung bean, divaricate Saposhnikovia root, rattan, indigo naturalis (taken orally) and ginger, taking 4 doses continuously.

7. oleander

Oleander, also known as willow, is poisonous and contains strong wicked heart glycoside. Oleander has the same effect as digitalis, and 3 grams of dried oleander can kill people.

The main symptoms are digitalis poisoning. Nausea, vomiting, abdominal pain and diarrhea; Heart rhythm disorder, slow and irregular heartbeat, and finally ventricular fibrillation, syncope, convulsion, coma, tachycardia, ectopic heart rhythm, died of circulatory failure.

8. Aconitum

Aconitum, Ranunculaceae, perennial herb. The plant height is 60- 120cm, the leaves are alternate, leathery, ovoid and trifoliate, two lobes are 2-cleft, the central lobe is 3-cleft, and the edges are notched. 5 calyx panicle, petals 2, fruit oblong, flowering in June-July, fruit in July-August. Liaoning, Henan, Shandong, Gansu, Shaanxi, Zhejiang, Jiangxi, Anhui, Hunan, Hubei, Sichuan, Yunnan, Guizhou and Guizhou are all distributed.

The name Aconitum generally refers to Aconitum carmichaeli and Aconitum kusnezoffii, and generally refers to the wild species Aconitum carmichaeli and many other plants of the same genus, such as Aconitum carmichaeli (Lanwula) and Aconitum Taibai (Jinniu Qi), which are the names in traditional Chinese medicine.

Aconitum contains many alkaloids, such as hypaconitine, neoaconitine, aconitine, aconitine A, aconitine B (carmichalin), taramine and so on.