Dandelion officinale (Latin: Taraxacum officinale) is a perennial herb in the family Compositaceae with a short, thick taproot, usually unbranched, and a rosette of basal leaves. Leaves glabrous, oblong-lanceolate, more or less deeply excavated peristonadrezannye with lobes, deflected down or plugovidnadrezannye. Flower arrow is naked, hollow, cylindrical. The inflorescence is a single apical basket. Flowers are all ligulate, Golden-yellow, with a tuft. The wrapper of the basket is green, double. The inner leaves, standing up, are arranged in a single row, the outer leaves are shorter than the inner ones, bent down. Fruits-achenes are gray-brown, oblong, narrowed at the top into a spout, bearing a tuft of unbranched hairs on a long leg. Achenes are located on the flowers, forming a ball, they are easily scattered by a gust of wind. The whole plant is rich in white milky juice. Blooms from spring to late autumn. It grows in meadows, clearings, on grassy slopes, in gardens and on roads. Medical property. For medicinal purposes, use the roots and leaves, which are used as bitterness to excite the appetite for anorexia of various etiologies and for anacid gastritis to increase the secretion of digestive glands. The roots are also used as a choleretic and diuretic.