White grass
Family: Grasses, White Grass
Aliases: Mao, Mao needle, Mao root
Flowering period: April to June
Distribution: Native to northern China, north Africa and the Mediterranean region
White grass is a perennial herb with thick, long rhizomes. The stalks are erect, usually with 1 to 3 segments, and there are no hairs on the nodes. Leaf sheaths are concentrated at the base of the stalk and have a thicker texture; The leaf tongue is membranous, about 2 mm long, clinging to its back or sheath, with soft hairs; The stalk leaves are 1 to 3 cm long, narrowly linear, usually rolled inward, with a tapering apex and a tapering lower part, some with a hard petiole and white powder on it. Cylindrical inflorescence, densely 20 cm long and up to 3 cm wide; The anthers are 3 to 4 mm long: the peduncle is slender, usually with two stigmas, purple-black, pinnate protruding from the tip of the spikelet, about 4 mm long. The oval shape of the fruit is about 1 mm long, and the embryo is half the length of the fruit, and when the fruit matures, it falls off from the stalk. Flowering occurs from April to June.
White grass is adaptable and shade-tolerant, barren and drought-tolerant of moist and loose soils. Under suitable conditions, rhizomes can be up to 2 to 3 meters long, can penetrate tree roots, have strong regeneration ability, and are a weed that seriously harms crops.
White grass blooms white flowers in March and April, in the shape of spikes, and it is recorded in the literature that the white flowers in summer are mushroomed and wither in autumn. Therefore, the white spike flowers are particularly attractive in the sun. White grass flowers can be used medicinally, and the consumption of white grass flower decoction can reduce the amount of bleeding, reduce the clotting time, and can reduce the permeability of blood vessels.
White grass root with high medicinal value
White grass root is a common Chinese herbal medicine, the surface is yellowish white or yellowish, slightly shiny, with longitudinal wrinkles. #科普能手就是我 #
