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Brief introduction of magnolia officinalis flower
Directory 1 Pinyin 2 English Reference 3 Overview 4 Latin Names 5 English Names 6 Aliases of magnolia officinalis flower 7 Sources 8 Places of Origin 9 Tropics of Sexual Taste in magnolia officinalis flower 10 Efficacy and Indications of magnolia officinalis flower 1 1 Usage of magnolia officinalis flower. Dosage 12 magnolia officinalis flower Pharmacopoeia Standard 12. 1 name 12.2 source 12.3 character 12.4 identification 12.5 inspection 12.5 moisture 6. 5438+02.5.2 Determination of Total Ash/KOOC-0/2.6 Chromatographic Conditions and System Applicability Test/KOOC-0/2.6.2 Preparation of Reference Solution/KOOC-0/2.6.3 Preparation of Test Solution/KOOC-0/2.7 Tropism/KOOC-0/2.

2 English reference magnolia officinalis flower [Landau Chinese-English Dictionary]

Magnolia officinalis flower [Xiangya Medical Dictionary]

Magnolia Officinalis [Xiangya Medical Dictionary]

Magnolia officinalis flower [Xiangya Medical Dictionary]

Immature flower of Magnolia Officinalis [Xiangya Medical Dictionary]

Committee on terminology of traditional Chinese medicine. Terminology of Traditional Chinese Medicine (2004)]

Chinese medicine terminology examination and approval committee. Terminology of Traditional Chinese Medicine (2004)]

Magnolia officinalis flower is the name of traditional Chinese medicine. See the new ginseng tablets. It's the dried bud of Magnolia officinalis. Wild peony or magnolia officinalis. Et wils. var Ginkgo Reed. Magnoliaceae [1].

Pharmacopoeia of People's Republic of China (PRC) (20 10 edition) records the pharmacopoeia standard of this Chinese medicine.

4 Latin name magnolia officinalis flower (La) (Chinese medicine terminology (2004))

5 English name of Medicinal Flos Magnoliae (Chinese Medicine Terminology (2004))

6 magnolia officinalis flower's alias Pu Chuan flower and spoon flower [2].

Dry buds of magnolia officinalis. Wild peony or magnolia officinalis. Et wils. var Ginkgo Reed. Magnoliaceae magnolia officinalis flower [1].

Magnolia officinalis flower is the bud of Magnolia officinalis. Wild peony or magnolia officinalis. Etwils。 var。 Ginkgo biloba (Rehd. Etwils。 ) Cheng of Magnoliaceae [2].

8 Origin Magnolia officinalis is mainly produced in Sichuan, Hubei, Zhejiang and other places [2].

Magnolia officinalis flower reverted to magnolia officinalis flower, slightly bitter and mild [2].

10 magnolia officinalis flower's efficacy and indications magnolia officinalis flower has the efficacy of regulating qi, relaxing the middle energizer, and dispersing turbid fragrance, and can treat chest pain, stomach pain and loss of appetite [2].

1 1 magnolia officinalis flower decoction usage and dosage: 1.5 ~ 4.5g [2].

12 magnolia officinalis flower Pharmacopoeia Standard 12. 1 was named magnolia officinalis flower.

Houpohua

Magnolia officinalis FLOS

12.2 source: this product is magnolia officinalis or dried flower buds of magnolia officinalis. Et wils. var Ginkgo Reed. Magnoliaceae. When the flowers don't bloom in spring, pick them, steam them a little, dry them in the sun or at low temperature.

12.3 features this product is rectangular and conical, with a length of 4 ~ 7 cm and a base diameter of 1.5 ~ 2.5 cm. Reddish brown to brown. Perianth is mostly 12 pieces, fleshy, with oblong outer layer and spoon-shaped inner layer. Stamens are numerous, anthers are long and yellow-brown, and filaments are wide and short. Carpels are numerous, separate and spirally arranged on conical receptacle. Pedicel 0.5 ~ 2 cm long, densely covered with grayish yellow fluff, occasionally hairless. Fragile and easily broken. The smell is fragrant and the taste is light.

12.4 Identification (1) This product is reddish brown powder. Perianth epidermal cells are polygonal or oval, with dense verrucous processes on the surface, and some have fine stripe texture. There are many stone cells, which are irregularly branched, with a wall thickness of 7 ~ 13 micron, obvious pores and grooves and large cell cavities. Oil cells are round or oval, with a diameter of 37 ~ 85 microns, a slightly thick wall and yellowish brown substances inside. Pollen grains are oval in shape, with a long diameter of 48-68 microns and a short diameter of 37-48 microns, and the surface is carved with polar grooves and fine nets. Non-glandular hair 1 ~ 3 cells, 820 ~ 2300 microns long, extremely thick wall, part of the surface with spiral horny structure, the tip of single cell is long, the base is slightly enlarged, and the multicellular basal cells are short or obviously enlarged with thin wall.

(2) Take 65438 0 g of this product powder, add 8ml of methanol, plug it, shake it evenly for 30min, filter it, and take the filtrate as the test solution. In addition, magnolol reference substance and honokiol reference substance were added with methanol to prepare mixed solutions containing 1m 1 mg respectively as reference substance solutions. According to the thin-layer chromatography test (Appendix VIB), suck 10μl of test solution and 5μl of reference solution, respectively, on the same silica gel G thin-layer plate, and use cyclohexane dichloromethane ethyl acetate concentrated ammonia water test solution (5: 2: 4: 0.5) as the developing agent, unfold, take out, dry, and spray with 1% vanillin sulfuric acid solution. In the chromatogram of the test sample, spots with the same color appear in the position corresponding to the chromatogram of the control sample.

12.5 Check that the moisture content of 12.5. 1 shall not exceed 10.0% (Appendix ⅸ h, the third method).

12.5.2 the total ash content shall not exceed 7.0% (appendix ⅸ k).

The content of 12.6 was determined by HPLC (Appendix VID).

12.6. 1 chromatographic conditions and system applicability test: octadecylsilane bonded silica gel is used as filler; Using methanol and acetonitrile water (50∶20∶30) as mobile phase; The detection wavelength is 294 nm. According to the magnolol peak, the theoretical plate number should be no less than 1500.

12.6.2 preparation of reference solution take appropriate amounts of magnolol reference substance and honokiol reference substance, weigh them accurately, and add methanol to prepare solutions containing 60μg of magnolol and 40μ g of magnolol per 1ml respectively.

12.6.3 Preparation of test solution Take the crude powder of this product about 1g, weigh it accurately, put it in a conical flask with a stopper, add 25ml of methanol accurately, plug it, weigh it, perform ultrasonic treatment for 30min, let it cool, weigh it again, make up the weight loss with methanol, shake it evenly, stand for 30min, take the supernatant, and filter.

12.6.4 determination method accurately absorb the above two control solutions and the test solution 10μl respectively, and inject them into a liquid chromatograph for determination.

The total contents of magnolol (C 18H 18O2) and honokiol (C 18H 18O2) in this product shall not be less than 0.20%.

12.7 Bitter taste, slightly warm. Spleen and stomach meridian.

12.8 Functions and indications: aromatization for removing dampness, regulating qi and regulating middle energizer. Can be used for treating damp-heat in spleen and stomach, chest distress and qi stagnation, and anorexia.

12.9 Usage and dosage 3 ~ 9g.

12. 10 Store in a dry place to prevent mildew and moth.

12. 1 1 origin