Pinyin name Měi Ren Jiāo Gēn
English name root of India canna
India canna rhizome
alias Guanyin ginger, small banana head, Zhuangyuanhong and white ginger
Source
Medicinal material base: Canna.
Latin plant and animal mineral name: canna indica L. [C. chinensis Willd.]
Harvesting and storage: it can be excavated all year round, with stems and leaves removed, washed, sliced, dried or used sparingly.
Canna in its original form is a perennial herb, with a height of 1. 5m. The whole plant is green, hairless and covered with waxy white powder. With massive rhizomes. The ground is overgrown with branches. Simple leaves alternate; Sheathed petiole; Leaf blade ovoid-oblong, 1-3cm long, pointed at the apex, entire or microwave-shaped, and broadly cuneate to round at the base. Racemes, flowers solitary or opposite; Each flower has 1 bract, which is ovate and about 1.2cm； long; Sepals 3, green and white, with reddish apex, about 1 cm long; Corolla is mostly red, the tube is about 1cm long, and the corolla lobes are lanceolate and about 3 cm long. 2-3 staminodes in the outer wheel, bright red, oblanceolate, about 4 cm long; Lip lanceolate, about 3cm long, curved; The joint of anther and filament of developing stamen is slightly curved; Ovary inferior, 3-loculed, style 1. In the capsule, it is oval, green, with soft spines, 1.2-1.8cm long. Flowering and fruiting period is from March to December.
Habitat distribution is widely planted all over the country, and some are wild in wet grassland. Native to India.
cultivation
biological characteristics, like wet, warm and hot high-temperature climate, avoid strong wind and frost, and are not cold-resistant. The adaptability is strong, and any soil can grow, but it is advisable to choose soil with rich soil and good drainage for cultivation.
cultivation techniques, using seed and ramet propagation method. Seed propagation: from March to April, the seed coat is cut or abraded before sowing, and covered with a layer of fine soil after sowing. Propagation by ramets; In April, the stored rhizomes are divided into 1 cluster every 2-3 buds, and the holes are planted according to the row-plant spacing of 1m ×.5m.
field management, applying organic fertilizer as base fertilizer when planting, and applying topdressing 1-2 times before flowering during the growing period. Intertillage weeding 2-3 times a year. Pay attention to frost prevention in winter.
the chemical composition contains β-phytohemagglutinin.
Pharmacological action
1. Protecting liver and benefiting gallbladder: Fresh Canna rhizome decoction with 1:5 concentration of 15ml/kg was given to the stomach for 8 days, which could promote the clearance of sodium bromosulfophthalate (BSP) in mice with carbon tetrachloride liver injury and significantly reduce the depth of serum BSP; 15ml/kg intravenous injection can increase bile secretion in anesthetized dogs. Intravenous injection of canna root extract (phenolic substance) with a concentration of 1:1 and 1ml/kg can increase bile secretion in anesthetized dogs and increase the excretion of bilirubin in bile, which shows that it has the effect of yellowing.
2. others: fresh canna rhizome decoction with 1:1 concentration and 1ml/kg intravenous injection decreased blood pressure in anesthetized dogs. Adding fresh canna rhizome decoction 1:5-1:1
1.5-2.ml
in a 5ml bath tube can inhibit the isolated rabbit intestine and resist the contraction of acetylcholine and barium chloride on the intestine.
sweet in nature and taste; Slightly bitter; Astringent; Cold nature
returning to the heart; Small intestine; Liver meridian
is mainly used for clearing away heat and toxic materials; Menstruation; Lishui. Indications for irregular menstruation; Take it down; Jaundice; Dysentery; The sore is swollen and toxic.
administration and dosage: decoction, 6-15g, fresh 3-12g. External use: appropriate amount, tamping.
attachment 1 cures red collapse: small banana head and azalea. Roast chicken suit. 2 cure red collapse, leucorrhea, toothache due to deficiency fire: small banana head and glutinous rice. Chicken stew. 3 treatment of leucorrhea: small banana head, small road yellow. Chicken stew. (1-3 prescriptions are all published in Sichuan Traditional Chinese Medicine Annals) 4 Treatment of children's bloating and fever: small banana head mosaic, road yellow, etc. Raw pounded velvet, stir-fried and stuffed. ("Chongqing Herbs")
Various opinions
1. "Raw Herbs": antipyretic and toxic, apply big sores, and benefit urination.
2. Annals of Medicine in Nanning: astringe and expel phlegm. Treat chronic dysentery, hemoptysis and neuropathy.
3. Records of Sichuan Traditional Chinese Medicine: Tonifying kidney deficiency. Treat bloody collapse, leucorrhea, irregular menstruation, swelling and pain at the beginning of carbuncle.
Clinical application in the treatment of acute icteric infectious hepatitis. Take 2-4 taels of fresh roots of Canna (the maximum amount is not more than half a catty), decoct in water once, and take them in the morning and evening, with 2 days as a course of treatment. Avoid eating fish and shrimp, spicy and meat dishes and meat oil when taking medicine. Preliminary observation of 63 cases showed that 58 cases were cured, 3 cases were improved and 2 cases were not cured. The cure time was about 2 days in 34 cases, 3 days in 18 cases and 45-47 days at the longest, and 6 cases. In addition, canna can also be used to make a mixture with alkali root and iron whip. 1 cases were treated, 92 cases were cured and 8 cases were basically cured.
excerpts from Chinese materia medica