Medicinal value and function of wine cup flower
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Medical information (1)
Chinese name oleander, willow seed, peach kernel, iron pomegranate, yellow flower champion bamboo, oleander, big concubine
Chinese phonetic alphabet Huang Hua Jia Zhu Tao
English names yellow oleander, lucky Nutthevetia, lucky Nutthevetia, yellow oleander, morning glory.
Latin scientific name thevetiperauviana(Pers. ) K. shum.
Classification of Apocynaceae, Flowers, Bamboo and Peach
The plant is a small green tree, 2-5 meters high, and the whole plant is hairless; Bark is brown with obvious lenticels; Many branches are soft and the branchlets are drooping; The whole plant is rich in milk. Leaves alternate, nearly leathery, sessile, linear or linear-lanceolate, length10-15cm, width 7-10cm, sharp at both ends, bright green, bright, entire, slightly rolled back; The midvein sinks below, the dorsal lobe is raised, and the lateral veins are not obvious on both sides. Flowers are large, yellow, fragrant, terminal cymes, 5-9 cm long; Pedicel funnel-shaped, with 5 scales at the throat of corolla tube, corolla lobes covered to the left and longer than corolla tube; Staminal filaments filiform; Ovary glabrous, 2-lobed, 2 ovules per locule, round stigma, 2-lobed terminal. Drupe is oblate, triangular and spherical, with a diameter of 2.5-4 cm. Endocarp is woody, green and shiny when it is born and black when it is dry. 2-4 seeds. The flowering period is May-65438+February, and the fruiting period is August-the following spring.
Habitat distribution is mostly cultivated on roadsides or gardens. It is cultivated in Fujian, Taiwan Province, Guangdong, Hainan, Guangxi and Yunnan. Native to tropical America.
The medicinal parts are nuts and leaves. Name of traditional Chinese medicine: Nut: oleander. Leaves: oleander leaves.
Nut harvesting and processing: harvesting when the fruit is ripe in autumn, peeling off the seeds and drying in the sun. Leaves: They can be harvested, dried or used fresh all year round.
The main components of nuts mainly contain cardiac glycosides, such as vitamin A, vitamin B, cerberoside, peruvoside, neriifolin and so on. The seeds mainly contain oleanolide A, oleanolide B, oleanolide B (thevebioside), oleanolide A (theveside), oleanolide B (theviridoside), oleanolide F (vertiaflavone) and so on. Seeds still contain fatty acids such as oleic acid, palmitic acid and lauric acid. The leaves contain cardiac glycosides, such as glycosides A, B, C, D, E, F, G, oleanolide, etc. Triterpenoids, such as lupin acetate, oleanolic acid, ursolic acid, etc.
Pharmacological effects are cardiotonic, sedative, diuretic and anti-tumor.
Functional nuts: pungent, bitter, warm and toxic. Leaves: pungent, bitter, warm and toxic. Nuts: cardiotonic, diuretic and detumescence. Leaf: detoxify and reduce swelling.
Indications Nuts: Heart failure caused by various heart diseases, paroxysmal supraventricular tachycardia, paroxysmal atrial fibrillation. Leaf: black fish boils. Nut: This crude drug can't be taken orally: eating it by mistake can kill you. Leaves: external use: mashed fresh products. Not suitable for oral administration.
Zaocys boils: fresh leaves of oleander are mashed and mixed with honey and applied to the affected area, and changed 2-3 times a day. (Fujian Chinese herbal medicine)
Indications: detoxification and detumescence, treatment of snakehead furuncle, fresh leaves of oleander, mashing, mixing with honey, and applying to the affected area, two to three times a day.
Note: seeds are also used as medicine, which is highly toxic and has a cardiotonic effect.
Milk, flowers, nuts, roots and stems are all toxic; Medically, it has the effects of strengthening the heart, diuresis and detumescence. Can be used for heart failure caused by various heart diseases. Poisonous plants should be used with care. Pouring juice on leaves can kill flies, maggots and old people. Seeds contain many cardiac glycosides, such as oleanolide A and B, oleanolide C and D, monoacetyloleanolide B, fatty oil and protein.
The ethanol extract of oleander leaves has the characteristics of cardiac glycoside effect on frog, rabbit, cat heart and cat electrocardiogram. The unit of cat was 0.205g, that of therapeutic index was 6.66, and the therapeutic width was 0.07g, with low accumulation. Cats accumulate 65,438+07.3% in 24 hours, which can increase the activity and tension of uterus and intestine in rabbits and guinea pigs, and even cause spasmodic contraction. These phenomena are not uncommon. There was no obvious effect on uterus and intestine of rats. Cats and dogs seem sleepy after taking medicine, which seems to have a calming effect.
Chemical constituents of wine cup flower
Contains glucoside B and Bai Jian pinacol [I-(d)- borneol].
Sexual taste: warm and pungent; There is a big poison.
Medicinal source: leaves of oleander, an oleander family.
Collection: it can be collected, dried or used less all year round.
Medical Information (2)
The ethanol extract of oleander leaves (Fujian) has the characteristics of cardiac glycoside effect on frog, rabbit, cat's heart and cat's electrocardiogram. The unit of cat was 0.205g, therapeutic index was 6.66, and the treatment width was 0.07g, with low accumulation. Cats can accumulate 65,438+07.3% in 24 hours, which can make the uterus and intestines of rabbits and guinea pigs move.
Location: Guangdong, Guangxi, Fujian, Yunnan, Taiwan Province, Jiangsu and Hebei.
Collection: it can be collected all year round and dried in the sun.
Chemical composition: contains glucoside B and diphenol [I-(d)-bornestol].
Sexual taste: warm and pungent; There is a big poison.
Indications: detoxification and detumescence. Used for snakehead furuncle.
Note: seeds are also used as medicine, which is highly toxic and has a cardiotonic effect.
Is stilbene poisonous?
The whole plant is poisonous. Human poisoning can cause local irritation to oral cavity and gastric mucosa, followed by vomiting, diarrhea, headache and abdominal pain. Even so, Chinese medicine believes that it has medicinal value and can be used as a cardiotonic drug, but long-term use will also cause digitalis-like accumulation poisoning reaction.
Sap and seeds are highly toxic to domestic animals.
Seed: contains xanthine A and B, xanthine A, B, C, D (hydrogen peroxide glycoside, oleanolide, ruvoside, Peru) and monoacetyl xanthine B (Cerberin).