Usable part of the herb - Corn stigmas - Stigmata Maydis.
Description. Corn is an annual herbaceous plant with straight, unbranched stem, reaching a height of 3 meters. Forms nodes and internodes. The inside of the stem is spongy, porous. The leaves are linear, lanceolate, entire, with parallel veins, captured for stem wide vaginas. Corn silk is a monoecious plant with unisexual flowers. Males are collected at the top of the stem in the wholesale babys inflorescence, females are numerous, collected in inflorescence stub at the bottom of the stem. The stem is wrapped in leaves. Of each female flower develops up to 20 cm long. threadlike stalk with stigma. Stigmas protrude from the book and form corn hair. The fruit is hard, rounded or flattened. The plant blooms in July-August.
Distribution. The homeland of corn is Mexico. In Bulgaria is grown throughout the country.
Drugs. Corn stigmas - Stigmata Maydis.
As drugs are used together with stigmas blossom stalks (corn silk). They gather after pollination between milk ripeness of the grapes. Dried rapidly in the shade, at a temperature of 40 ° C. The dried herb has a yellow-brown or golden brown color with a characteristic smell and sweet taste. It consists of up to 20 cm long and 0.1 mm thick to fibers carrying on its peak divided stigma. Store in shady, cool and dry place.
Chemical composition. Corn hair contains vitamin K₃ related substance (organic to 1600 units per 1 g), which is a derivative of and has filohonina antihemoragichno action. Contains saponins (2-3%), tannins (11-13%), flavonoids and flavone dyes, gums, vitamins E and C, pantothenic acid, sitosterol, stigmasterol, unexplored alkaloid and essential fatty oil, inositol and other.
Action and use. Corn hair has increasing bile secretion action is conditioned by oil and other biologically active ingredients. It is used in liver and biliary diseases - cholecystitis, cholangitis, chronic hepatitis, gallstones and others. Corn hair has astringent action due to vitamin K, which accelerates blood clotting, increasing the amount of prothrombin. It is prescribed as a styptic in bleeding, uterine bleeding, nosebleeds and more. The drug has diuretic action. The increased diuresis creates conditions for the separation of uric acid, and phosphates from the body. Good results have its application in cystitis, albuminuria, renal lithiasis and chronic inflammatory kidney diseases. Corn oil containing unsaturated fatty acids, vitamin E and other substances, has a favorable effect on lipid metabolism and reduce the cholesterol level in blood. Used for the treatment and prevention of atherosclerosis and hipovitaminozi E.
From corn is obtained a very valuable glutamic acid, which is used in the treatment of many psychiatric disorders (reactive conditions, depression, epilepsy, psychosis, muscular dystrophy, pediatric - in Down's syndrome, poliomyelitis, etc.).
Folk medicine recommends drugs also in diabetes, weight reduction (decreased appetite) and others.
Usage. Corn silk is applied in the form of infusion or fluid extract. Two tablespoons of finely chopped herbs pour 400 ml of boiling water. Boil 3 minutes and strain. By infusion is taken three times daily 80-120 ml before meals.