Pittosporum bark

(Kaibao materia medica)

[synonyms] pintongpi, gutongpi, Dingpi (collection of medicinal materials), erythrina bark (manual of Chinese medicinal materials), and Citong and Jiegu herbs (Guizhou herbal medicine).

[source] it is the dry skin of Erythrina.

[plant morphology] Erythrina (Southern vegetative), also known as hibiscus, TIKU, jatropha, jatropha and Pittosporum.

Tall trees, up to 20 meters high. The bark is gray brown, the branches are light yellow to earthy yellow, densely covered with gray villi, with black conical spines, which fall off after 2 or 3 years. 3 compound leaves, alternate, or clustered at the top of branches; total petiole 10-15 cm long; leaflets broadly ovate to rhombic ovate, 10-15 cm long; apical leaflets too long, apex acuminate and blunt, base nearly truncate, or broad rhombic, entire, dark green above, pink green below, both sides of veins are sparse hairy; terminal petioles 3.5-4.5 cm long, lateral petioles short, long Stipules 2, linear, 1-1.3 cm long, caducous. Raceme, 15 cm long, tomentose; pedicel, 7-10 cm long; calyx, 2-3 cm long; calyx, 2-3 cm long; calyx, 2-3 cm long; corolla, butterfly shaped, scarlet, flag petal, 5-6 cm long, wing petal nearly equal to petal, shorter than calyx; stamen, 10, two bundles; filaments, 3-3.5 cm long, medicinal yellow; style, 1, light green, stigma undivided, densely purple The color is soft. Pods beaded, slightly curved. Seeds 1-8, globose, dark red. The flowering period is March.

Wild or planted as street trees. Distribution in Guangdong, Guangxi, Yunnan, Guizhou, Zhejiang, Hunan, Hubei, Fujian, Taiwan and other places.

The leaves (Erythrina leaf) and flowers (Erythrina flower) of this plant are also used for medicine. Please refer to the special section for details.

[collection] it can be harvested all year round, but it is easy to peel in spring. Cut down the trees, peel off the dry skin, scrape off the thorns and ash, and dry them in the sun.

[medicinal materials] the dried skin is semi cylindrical or plate-shaped, about 30-60 cm long and 1-2 mm thick. It is grayish brown or grayish black in appearance, with sparse longitudinal cracks and dense yellow pores. The edge is irregular, slightly protruding or blunt. There are large spikes on the skin, the spines are sometimes ground off and can peel off. The base is round or oblong and extends longitudinally. The inner surface is yellowish brown or reddish brown, Smooth, with fine longitudinal lines. Hard and tough, easy to crack, not easy to cross. The section is yellowish white or light yellow, rich in fiber. It is slightly fragrant and bitter. It is better to have large skin and many nails.

Produced in Guangxi, Yunnan, Fujian, Hubei and other places. In addition to the dry bark, the root bark is also used as medicine in Guangxi.

In addition to the above varieties, in Jiangsu, Zhejiang, Anhui, Sichuan and other places, the bark of Acanthopanax senticosus is also used as Pittosporum bark. See the "bark of Liriodendron chinense" section.

[chemical constituents] the bark contains erytholine, amino acids and organic acids. The seed contained 36.7% saturated organic acids, 63.3% unsaturated organic acids (oleic acid, linoleic acid) and Erythrina alkaloid.

[pharmacological action] the aqueous extract of Pittosporum fordii (1:3) had inhibitory effect on Trichophyton blue, Xanthomonas schlegeli, Bacillus ferrugineum, Epidermophyton inguinalis and other skin fungi in vitro. It is also said that Pittosporum bark can inhibit Staphylococcus aureus in vitro.

[processing] soak in clean water, wash the mud, cut it into small pieces and dry it in the sun.

[flavor] bitter, pungent and smooth.

① "Haiyao Materia Medica": "bitter, warm, non-toxic. "

② Kaibao materia medica: "it tastes bitter, flat and nontoxic. "

⑧ Ben Cao Jing Shu: "it tastes bitter and pungent. "

[Guijing] into the liver and spleen meridian.

① "Enter the Taiyin and Yangming scriptures. "

② "Seeking truth from Materia Medica" says: "it's special for the liver. "

Functions and indications: dispelling wind and dampness, dredging meridians and collaterals, killing insects. For rheumatism, dysentery, toothache and scabies.

① "Haiyao Materia Medica": "the main waist and foot failure, stubborn leg pain, knee pain, cholera, red white diarrhea, blood dysentery, scabies. "

② "Rihuazi Materia Medica": "it can cure the pain of blood paralysis, and decoct and wash the red eyes. "

③ "Kaibao Materia Medica": "the main cholera in the evil, red white long dysentery, in addition to Ganni, scabies. The tooth insect ache, and boils takes and contains it, the water immersion washes the eye, eliminates the skin red. "

④ "Compendium": "can line meridians, reach the disease, and into the blood and wind killing insects. "

⑤ "Lingnan medicine collection record": "Shengji, Zhitong, Sanxue, cool skin, apply Dieda. "

⑥ "Nanning medicine annals": "detumescence, blood stasis, pain. Treatment cough, stop postpartum blood stasis pain. "

⑦ Guizhou herbal medicine: "it can remove heat and blood stasis, detoxify and invigorate muscles. Treatment of breast carbuncle, fracture. "

[usage and dosage] oral administration: decoct soup, 2-4 yuan; or soak in wine. External use: decocting, washing or dressing.

It is not suitable for those with blood deficiency.

① "Ben Cao Jing Shu": "low back pain is not suitable for rheumatism. "

② "Ben Cao Hui Yan": "dysentery, red eye, Bi fluorene syndrome is not related to rheumatism should not be used. "

③ "To be matched with Materia Medica": "it is forbidden for those with little blood and blazing fire. "

[prescription selection] ① treatment of rheumatism: one or two pieces of Haitong skin, two pieces of chips, two pieces of Tonggui (peeled), one or two pieces of red (peeled), one or two pieces of each. It's scattered on the surface. Each take three money, water a, five pieces, with fried to seven minutes, to dross, warm clothes. (Hai Tong PI San, general principles of treating beriberi)

② The treatment of lumbago and knee pain is unbearable: two taels of Pittosporum bark, one or two taels of Ligusticum, one or two taels of notopterygium, two or two taels of Coix seed, and ten taels of yellow seed. Bawujing wash, bake, file, cut raw Rehmannia glutinosa with a reed knife, wrap them with one or two pieces of cotton, soak them in two buckets of ashless wine, and wait for them to ripen on the 27th day of winter and the 17th day of summer. A hollow drink, once a day in the morning, afternoon and evening, will make you drunk for a long time. There is no need to add or subtract at the right time. Anti drug food. (xuchuan Xinfang)

③ The treatment of foot contracture can not be extended: Pittosporum bark, (remove reed, wash, bake), peony (remove heart), cooked and dried Rehmannia glutinosa, Achyranthes bidentata (remove reed, soak in wine, bake) each one or two, each half two. The upper part is fine. Each serve one money, water eight minutes, into two inches, fried to five minutes, to dross, warm clothes. (Haitongpi powder, general micro prescription for children's health)

④ Treatment of gale diseases:,,, meat, Pittosporum bark, golden hair (hair). On the equal, for the fine end, refining honey pill, such as the son big. Take 30 pills every day on an empty stomach, in the middle of the day and before going to bed. When you go to bed (wake up) for the first time every night, you are eager to take 30 pills from your head and put them in the natural juice of sheep's hoof root. If you only eat light porridge for 100 days, your skin and flesh will gradually recover. (Baiyi Xuanfang Shenxian tuifeng pill)

⑤ For the treatment of cholera in the middle and evil: take it with Pittosporum bark. (Sheng Ji Zong Lu)

⑥ Treatment of wind insect toothache: gargle with Pittosporum bark decoction. (Sheng Hui Fang)

⑦ Treatment of wind ringworm: Pittosporum skin, equal, for the end, to wax pig fat to rub. (ruyifang)

⑧ Cure the wound and break, keep out the wind and stop the pain: one or two pieces of Pittosporum bark (file), two pieces of Fangfeng (remove the reed head), one or two pieces of black beans (stir fry), one or two pieces (crack, remove the skin and navel). Apply the medicine and pound it finely. Luoweisan. Each service, to warm wine under two money, three, four service. (Sheng Hui Fang Hai Tong PI SAN)

⑨ Treatment of red toxic eye disease: Pittosporum bark, two, chopped, salt water wash, delicate, with soup bubble, wait for warm wash eyes. (Ben Cao Hui Yan)

⑩ Treatment of breast carbuncle at the beginning: thorn five money, brown sugar one or two, fried water service. (Guizhou herbal medicine)

"Haitongpi" can enter the liver and blood channels, dispel wind and dampness, and move the meridians to reach the disease. The user should examine the disease from outside to outside. If the wind comes from the inside, it can't be used in vain. It should be treated according to the symptoms. "

Chinese PinYin : Hai Tong Pi