Oriental chain

[ source ] from" Chinese pharmaceutical field guide".
[ ] Pinyin name Dō n F ān G I u Jì Ji
[ English ] Rhizome of Oriental Chain Fern name
[ alias ] lobar barometz, sickle leaf Rhizoma cibotii, phoenix tail, Cyrtomium fortunei, old keel, Rhizoma cibotii, lobar roadbed
[ source ]
Medicine medium source: Blechnum orientale Plant Oriental chain fern rhizome.
Latin botanical name: Woodwardia orientalis Sw. animal fossil
Harvest and storage: summer, fall off the excavation, fibrous root and petiole, fresh or dried.
[ ] the original morphology of evergreen perennial herbs, up to1-2m. Roots thick, cross walk, densely brown ovate-lanceolate scales. Ye Congsheng, petiole is long and hard, basally densely scaly; leaves triangular long elliptic,2pinnately lobed pinna, leathery, broadly lanceolate, apex acute, base asymmetric, having deeply lobed, lobes falcate or linear, upper edge serrulate or entire, long 2-3cm, often there are asexual bud was born; primary veins on each side of the mesh line 2-3. Sori oblong shaped linear, inserted near the main veins on both sides of the line net veins; indusia brown when mature, epidural, to the rib side split.
[ ] habitat distribution
Ecological environment : the forests or thickets.
Resource distribution: distribution around the Southeast china.
[ character ]
1character identification rhizome is cylindrical, long 10-30cm, diameter 3-10cm. Surface densely brown scaly hair, petiole residues and whisker root. The hard, not easy to break, section red brown or tan,3-5ranging from the size of the white dots arranged in a ring, vascular bundle, wherein the2 larger, a eight pattern. Gas, slightly bitter taste.
Microscopic cross section:2rhizome epidermis for 1column Brown oblong cells by brown, lanceolate scales scaly hair hair; a multicellular structure, the basal cell layer of about 9, the less, each layer of5-1, about 11layer. For the5-10column under yellow brown polygonal thick cell wall, cell cavity with starch grains. The week of tough type bundle3-5, ring; phloem parenchyma cell wall microwave song, besides having 2 columns in pericycle cells, endothelial cell layers visible Casparian dots around inside cells with oil blob. The basic organization often tablets scattered red brown resin block, thin-walled cells than in, round, cells filled with starch grains; starch grains of single grain or2-4compound particle, a kind of circular, reniform, oblong, pear-shaped, long size4-22 μM.
[ ] the chemical composition of Oriental chain rhizome containingβ - sitosterol,β- sitosterol palmitic acid,β- sitosterol -β -D- glucoside, campesterol ( campesterol ) and Rhizoma cibotii acid (woodwardic acid, C30H48O3). Also contains palm oil sterol esters ( campesteryl palmitate sauerkraut ), campesterol -D- glycoside ( campesteryl-D-glucoside ),β- sitosterol -D- glycoside palmitate ( -6'-β -sitosteryl-D-glucoside-6'-palmitate ), campesterol -D- glucoside -6'- palmitate ( campesteryl-D-glucoside-6'-palmitate ), pointed leaves Tushan aldosterone ( ponasterone ) A, inokosterone ( inokosterone ).
[ ] taste Gan; temperature
[ ] kidney meridian
[ indications ] Qufeng desiccant; tonifying the liver and kidney; strong waist; detoxification; insecticidal. The main back pain; pain in knee foot weak; diarrhea; metrorrhagia; leucorrhea; infantile infantile malnutrition; cirrhosis of liver; snakebite
[ usage]: orally taken decoction,4.5-9g; or into the pill, powder. External application: suitable, juice or fry black, grind end coating.
[ note ] pregnant woman forbids.
[ ] the discussion
The 1" Chinese medicine": utility of the same plant cibotium.
2" list of plants in Guangxi": rheumatism, waist and knee. Treatment of low back and leg pain, diarrhea, snakebite.
3" wild medicinal plants of": trace and apply gall, which swelling, Sida, myogenic.
Excerpts from" Chinese Materia Medica" [ ]" Chinese Dictionary"

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