Phyllostachys pubescens leaves
[synonym] Ilex pubescens (classified herbal medicine), Narcissus (Lingnan Science Journal), pheasant rice (South China Economic grasses), Ophiopogon japonicus (Chinese medicinal plant records), Phyllostachys pubescens (Guangxi Chinese veterinary medicinal plant records), Phyllostachys pubescens (Jiangsu medicinal plant records), Ophiopogon japonicus (Guangxi Chinese medicinal plant records), Phyllostachys pubescens (medicinal plant records), Phyllostachys pubescens, Phyllostachys pubescens, Ophiopogon japonicus (Guangxi Chinese medicinal plant records), Phyllostachys pubescens (medicinal plant records), Phyllostachys pubescens, phyll Winter (Mindong materia medica).
[source] it is the whole grass of lophatherum gracile.
[plant morphology] Phyllostachys pubescens leaves
Perennial herbs, 40-100 cm high. There are short and slightly lignified rhizomes, and the middle part of the fibrous roots is often expanded into spindle shaped tubers. The stem is tufted, slender and erect, hollow, with fine longitudinal lines on the surface and lignified base. Leaves alternate; leaf blade lanceolate, 5-20 cm long, 2-3.5 cm wide, apex acuminate, base cuneate and gradually narrowed into petiole, entire, both sides glabrous or spinulose, veins parallel, small transverse veins obvious, midrib prominent on the back; leaf sheath smooth or one side ciliate; leaf tongue truncate, 0.5-1 mm long, hard, margin hairy. Panicle terminal, 10-30 cm long, less branched, spikelets sparsely, 7-12 mm long, 1.5-2.5 mm wide, extended or matured, base smooth or spiny, with very short stalk; glumes oblong, 5-veined, apex obtuse, margin membranous, the first glume shorter than the second glume; lemma longer than glume, lanceolate, with 7-9 veins, several lemmas hollow at the top, apex with short awn The ovary is ovate, style 2, stigma pinnate. The flowering period is from July to September. The fruiting period is October.
Wild in hillside forest and wet place. It is distributed in Henan, Anhui, Jiangsu, Zhejiang, Fujian, Taiwan, Guangdong, Guangxi, Jiangxi, Hunan, Hubei, Sichuan, Guizhou, Yunnan, etc.
The rhizome and tuberous root of this plant are also used for medicine.
[collection] harvest from May to June before flowering, cut off the fibrous roots and dry them in the sun.
[medicinal material] stem and branch with dry leaves, 30-60 cm in length. Goods are often cut off. The stem is withered yellow, hollow, oblate cylindrical, 1-2 mm in diameter, with nodes, leaf sheaths embracing the stem, and long white hairs along the edge. Leaf blade lanceolate, crimped, 5-20 cm long, 2-3.5 cm wide, greenish or yellowish green, glabrous or pubescent on both sides, veins parallel, with obvious small transverse veins, light and weak. Weak breath, weak taste. It is better to have green color, large leaves, few stems, no roots and spikes.
Produced in Zhejiang, Jiangsu, Hunan, Hubei, Guangdong. In addition, it is also produced in Anhui, Jiangxi, Sichuan, Fujian, Henan and other places.
[chemical constituents] the stems and leaves contain three triterpenoids: arundinace, imperatorin, Taraxacum alcohol and uninhibited terpenoids. The above ground part contains phenolic components, amino acids, organic acids and sugars.
(1) antipyretic effect
The results showed that 1-20 g / kg of Phyllostachys pubescens leaves had antipyretic effect on rats with artificial fever. The effective components were soluble in water but not in alcohol. The antipyretic activity of 2 g / kg Phyllostachys pubescens leaves was 0.83 times of 33 mg / kg phenacetin.
② Diuretic effect
The diuretic effect of Phyllostachys pubescens leaves was weaker than that of Polyporus umbellatus and Akebia, but it was stronger than that of Polyporus umbellatus.
In addition, it has the effect of increasing blood sugar.
[toxicity] the median lethal dose to mice was 0.645 g / 10 G.
[processing] remove impurities and roots, cut into sections and dry in the sun.
Sweet and light, cold.
① "Gangmu": "sweet, cold, non-toxic. "
② "Raw herbal medicine nature preparation": sweet taste, pungent light, cold nature. "
[Guijing] 1. Bencao Zaixin: "entering the heart and kidney meridians. "
② Summary of materia medica: "start with Shaoyin and Jueyin meridians. "
Functions and indications: clear the heart and fire, remove the trouble and heat, and facilitate urination. Treatment of fever, thirst, upset, urine red astringent, drenching, mouth chylous ulcer, gingival swelling and pain.
① "Compendium": "to trouble hot, benefit urine, Qingxin. "
② "Preparation of raw herbal medicine nature": "eliminate phlegm and quench thirst, remove scorching fire, brighten eyes, facilitate urination, treat turbidity, reduce fever, and disperse hemorrhoids. "
③ "Grasp the spirit of herbal medicine": "to stomach heat. "
④ New materia medica: "clearing heart and fire, promoting urination, relieving thirst and infantile pox.". The external symptoms are vicious. "
⑤ "Cao Mu Bian Fang": "eliminate phlegm and quench thirst. Treatment of fever, cough and asthma, hematemesis, vomiting, convulsion in children. "
⑥ Classification of herbal medicine: "cough and asthma, eye catching. "
⑦ Modern practical Chinese medicine: "cool, antipyretic, diuretic. Treatment of fever, thirst, dysuria, insomnia, gingival swelling, stomatitis. "
⑧ "The treatment of epistaxis," according to Guangxi Traditional Chinese medicine annals
[usage and dosage] oral: decoction, 3-5 yuan.
[taboo] "not for pregnant women. "
[prescription selection] 1. For the treatment of blood in urine: the leaves of Phyllostachys pubescens and the roots of Festuca arundinacea are three coins each. Take it in water, one dose a day. (Jiangxi herbal medicine)
② Treatment of heat drenching: light bamboo leaf four money, Cordyceps three money, sea Jinsha two money. Take it in water, one dose a day. (Jiangxi herbal medicine)
Chinese PinYin : Dan Zhu Ye
Phyllostachys pubescens leaves
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