Thursday, December 1, 2011

Natural Remedies : About REED (Imperata cylindrica (L.)Beauv.)

REED 

(Imperata cylindrica (L.)Beauv.)
Sinonim :
Lagurus cylindricus L. , Imperata arundinacea Cirillo.
Familia :
Poaceae



Description:


Stature: herb, grass, creeping, height 30-180 cm.

Stem: rhizome, creeping underground, forming a single inflorescence stems erect, dense, on his hair sparse.
Leaves: single, base close to each other, strand; ribbon-shaped, sharp pointed tip, straight, coarse, hairy rare, size 12-80 cm. x 35-18 cm.
Flower: arrangement of compound grains compound, rather closes, 6-28 cm long, each branch has two ears, a branch from 2.5 to 5 cm,
Flower stalks 1-3 mm, gluma 1; tip ciliated, 3-6 veins, Lemma 1 (chaff); wide oval, short cilia from 1.5 to 2.5 mm. Lemma 2 (husk), elongated, tapering from 0.5 to 2.5 mm. Palea (husk); 0.75 to 2 mm.
Stamen: anthers 2.5 to 3.5 mm, yellowish white or purple. Pistil: quill-shaped anthers.
Fruit: types of rice.
Seed: elliptic, length of 1 mm.
Flowering time: January to December.
Regional distribution, Habitat and Cultivation: In Java grows at altitudes up to 2700 m above sea level, in areas open or half closed; the marshes; in soil with good aeration; in the areas opened up; on the banks of the river; extensive secondary forests; area burnt; as a weed in fields; gardens and plantations.

These herbs can affect the cultivation of other crops, because of the relatively high sodium needs.

Multiplication: multiply by itself. Each time the rhizome harvested from plants that have matured. A good rhizome pale, sweet taste and cool. Reeds can menuyebabkan decreased soil pH. The amount of decrease in pH and barriers to the process of nitrification showed a positive correlation with the growth of reeds.


Local Name:

LOCAL NAME: Naleueng lakoe (Aceh); Jih (Gayo); Rih, Ri (Batak); Oo (Nias); Alalang, Hilalang, Weeds (Minang Kabau); Lioh (Lampung); Halalang, contingent, Padang, interests, Puang , Buhang, Grasshopper, Bolalang (Dayak); Eurih (Sunda); Reed kambengan (Java); racing, Lalang (Madura); Ambengan, Lalang (BaIi); Kii, Rii (FIores); Padengo, Padanga (Gorontalo) ; Deya (Bugis); Erer, Muis, Wen (CERAM); Weli, Welia, Thu (Ambon).FOREIGN NAME: Cogon grass, satintail (En). Paillotte (Fr).Malaysia: thatch, reed. Papua New Guinea: kunai (Pidgin), kurukuru (Barakau, Central Province). Philippines: kogon (Tagalog), gogon (Bikol), bulum (Ifugao). Burma (Myanmar): kyet-mei. Cambodia: SBO ': w. Laos: hnha: z kh'a:. Thailand: yes-kha, laa laeng, koe hee (Karen, Mae Hong Son). Vietnam: c [or] Tranh. NAME simplicia Imperatae Rhizoma; reed rhizome


Composition:

Roots: metabolites that have been found in the roots of the weeds ter.diri of arundoin, fernenol, isoarborinol, silindrin, simiarenol, kampesterol, stigmasterol, ß-sitosterol, scopoletin, skopolin, p-hidroksibenzaladehida, catechol, chlorogenic acid, isoklorogenat acids, acid p-kumarat, neoklorogenat acid, acetic acid, oxalic acid, d-malic acid, citric acid, potassium (0.75% of dry weight), large amounts of calcium and 5-hydroxytryptamine.

From the results of other studies on root and leaf flavonoid derivatives found 5 types of derivative 3 ', 4' ,7-trihydroxy flavone, 2 ', 3'-dihydroxy kalkon and 6-hydroxy flavanols. A derived class of flavonoids that may include flavones, flavonols substituted in the 3-0h, flavanon or isoflavones present in the soluble fraction in the ethylacetate extract roots of the weeds.


In the fraction of water-soluble extract of roots of the weeds found flavone class of compounds without free OH group, flavone, flavonol substituted at the 3-0h, flavanon, or isoflavones. 

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