Large tree, deciduous with the outside of the trunk of a certain hue colored gray. Can be found in forests in which no moisture problems.
The leaves appear after flowering tree and are imparipinnate, that is, are divided into an odd number of leaflets, variable from 7 to 13 - which at first glance may confuse the novice, who thinks it is time to separate worksheets fact we are referring to a single sheet.
The leaflets are slightly oval or elliptical perimeter have teeth and a whiter shade on the underside.
The flowers appear before laying the new leaves, around the time of spring. They have no calyx nor corolla, and form clusters around opposite, consisting of two stamens and a small pestle.
The collection is made from the leaves (the leaflets) and should be subject to early summer, carrying out drying in the shade. It is placed in thin layers in a well ventilated, as otherwise there is a darkening of the sample, leading to loss of property and therefore worthless.
The leaflets contain polyphenols, rich in tannins and gallic catechists, and hence its astringent action. They also have rutoside and flavonoids such as small amounts of coumarins as Fraxino. You can also find leaflets in a quantity of mannitol.
In all these compounds is due its diuretic effect, also has other less overt actions but also present, as are its effects antirheumatic, analgesic, antiinflammatory, venotonic, phlebotonics and vulnerary, as normally used in cases of rheumatism, crisis gout, varicose veins, hemorrhoids, colds, oliguria, urolithiasis and cystitis.
Infusion. Add 20 grams of dried leaflets to one liter of boiled water and fire and withdrawal, to be left in contact for ten minutes, then proceeds to filter, obtaining a liquid that can be taken two cups for a diuretic effect.
Fluid extract. It is a concentrated alcohol solution are present in the active ingredients contained in the leaflets, which are soluble in this solvent (usually alcohol 30 grados Celsius ). Because of its high concentration, should not be used for more than fifteen drops added to a half glass of water, repeating this dosage three times a day.
Powder Plant. It may take 4 to 8 grams per day of powder obtained by pulverization of the leaflets, thus getting a diuretic and anti-inflammatory action.
HABITAT: Forests on the edge of the water.
PART USED: Sheet
CATALAN: Arbre ver
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