Aspen biennial (Oenothera biennis L.)
The biennial primrose is a biennial plant from the Cypress family (Onagraceae). Other names: primrose, evening color, evening star, summer star, night candle, candlestick, night violet.
Description:
Taproot, in the first year with a rosette of pressed leaves, in the second year a stem appears, softly pubescent, straight, within 1 m in height; leaves in the rosette are elliptical, on the stem – lanceolate, alternate, sessile; flowers are large, light yellow, in racemose inflorescences, with pointed sepals, 4 petals and 4-separate stigma; the fruit is an oblong box, thickened downwards, with 4 valves. Aspen blossoms in June-July. Biennial aspen grows along roadsides, in wastelands, sandy places. Doesn’t happen often.
Contains active substances:
Oslinnik contains phytosterol, tannins, the flowers have a coloring matter.
Medicinal use:
A decoction of the aspen root is drunk for pulmonary tuberculosis and chest pains, a decoction of inflorescences for inflammation of the kidneys, wounds are washed with a decoction. The biennial aspen is used in homeopathy.