Thorn tooth Pteris

[ source ] was contained in the" China higher plant".
[ ] Pinyin name C Ch F n W keyword to be I Ju e
English name [ ] all-grass of Disparate Brake
[ alias ] half double, half of the flag
[ source ]
Medicine source: Pteridaceae plant thorn tooth Pteris entire grass.
Latin animal mineral name: Pteris dispar Kunze
Harvest and storage: collected all the year round, fresh or dried.
[ ] the original morphology of terrestrial perennial pteridophytes, plants with high 30-80cm. Rhizome short and very dense brown, lanceolate scales. Leaves herbaceous, dense, type two; petiole to nutrition chestnut chestnut brown, long 8-12cm, 3-4 edge, smooth, only in the base of a brown linear scales, shaft and shaft on both sides of a narrow margin uplift on a short shaft; leaf blade oblong or oblong-lanceolate, length 15-40cm, width 6-15CM, apex caudate, two back to the singular deeply pinnatifid or two back half deeply pinnatifid; lateral pinna 4-6 to handle short, triangular in shape, pinnae lanceolate or triangular, base oblique, apex caudate, feather crack of rachis, first to the utmost, length 5-8cm, width 2-3cm 4-9; lobes, oblong or narrowly oblong, only nutrition leaf apically sharp thorns serrate; lateral veins bifurcation, small veins extending to sawtooth within. Sporophyll and nutrition leaves similar long, leaf blade narrowly ovate; lateral lobes of the pinna 5-7, apex acuminate. Sori line, was born in the pinna rim small veins, only the top male sterile; indusia linear, membranous, ash green, margin entire.
[ ] habitat distribution
Ecological environment : in an elevation of 400-950m broadleaf forests and woodland or under.
Resource distribution: distribution of Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Taiwan, Hunan, Guangxi, Sichuan, Guizhou etc..
[ ] chemical composition containing an fern glycoside ( isopteroside ) C, enantio - 11 hydroxy - 15 - oxygen generation - kauri - 16 - Xi - 19 - hydroxy acid ( ent-11 alpha hydroxy-15-oxo-kaur-16-en-19-carboxylic acid ), enantio - 11 hydroxy - 15 - oxygen - alkyl - 19 - 16S - kauri hydroxy acid ( ent-11 alpha hydroxy-15-oxo-16S-kaurane-19-carboxylic acid ), enantio - 11 hydroxy - 15 - oxygen generation - 16R - kauri alkyl - 19 - hydroxy acid ( ent-11 alpha hydroxy-15-oxo-16R-kaurane-19-carboxylic acid ), to reflect the 7 alpha, 9 - two hydroxy 15 - oxygen generation - 16S - kauri alkyl - 19 -, 6 beta - lactone ( ent-7 a, 9-dihydroxy-15-oxo-16S-laurane-19, 6 p - olide ), to reflect the 7 alpha, 9 - two hydroxy 15 - oxygen generation - kauri - 16 ene 19, 6 p - lactone ( ent-7 alpha, 9-dihydroxy-15-oxo-kaur-16-en-19 -, 6 p - olide ), also contains the thorn tooth Pteris glucoside [ glycoside ( Pteris dispar ) ] A, B, C.
[ ] taste bitter astringent; cool;
[ ] to the liver; the large intestine meridian
[ ] heat-clearing and detoxicating functions; and cooling. The main dysentery; diarrhea; mumps; rheumatism; traumatic injury; boils; snake bites
[ usage]: orally taken decoction, 15-30g. External : the amount, trace and apply.
[ ] the treatise" Xinhua outline of Materia Medica": the whole grass, bitter, astringent, cool. Detoxification, bleeding Shengji, removing blood stasis and activating function. Used for enteritis, diarrhea, mumps, rheumatism, sore, snake bites and bruises. Guangxi folk roots with hemostasis. According to the cloud, the effect of Yunnan Baiyao approximation.
Excerpts from" Chinese Materia Medica" [ ]

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