The genus Bidens is a common wild weed in the country. The crown of the fruit is thorn-like, which can be attached to human clothes or animal bodies to spread seeds. The white flower genus has a conspicuous white lingual flower, which is more ornamental than other genus.
Baihua Bixincao is a commonly used herbal medicine in China. It has the effects of clearing away heat and detoxifying, dispersing phlegm and promoting blood circulation. It treats upper respiratory tract infection, sore throat, acute appendicitis, acute jaundice hepatitis, gastroenteritis, rheumatoid joint pain, malaria, and external use.ç––, poisonous snake bites, bruises and swelling.
Plant morphology
White flower sinensis is an annual erect herb with a height of 30-100cm. Stems blunt-tailed, glabrous or puberulent. The lower part of the stem is small, 3-lobed or non-dividing, usually withered before flowering; the middle leaf has a 1.5-5 cm long wingless stalk, three out; the leaflet is often 3, rarely 5 (-7) leaflets Pinnately compound leaves, lobes elliptic or ovate-elliptic on both sides, 2-4.5 cm long, 1.5-2.5 cm wide, apex acute, base suborbicular or broadly cuneate, sometimes oblique, not dimpled, margin serrate The apical leaflets are more lobed, long elliptic or ovate-oblong, 3.5-7 cm long, apex acuminate, base attenuate or suborbicular, stalk 1-2 cm long, margin serrate, upper leaf small, 3 Split or not split, strip-shaped lanceolate. The inflorescences of the first big debate have peduncle length 1-6 (3-10 cm in length); total sepals 7-8, strip-shaped spoon-shaped, outer sessile lanceolate, inner stellate lanceolate 5-7 tongue-shaped flowers, ovate obovate, white, 5-8 mm long, 3.5-5 mm wide, apex blunt or nicked; disc-shaped, ca. 4.5 mm, crown 5-toothed. Achenes are black, strip-shaped, 7-13 mm long, 3-4 apex thorns, 1.5-2.5 mm long, with inverted bristles.
distribution area
Produced in East China, Central China, South China, Southwest China. Born in the village, on the roadside and in the wasteland. Widely distributed in tropical and subtropical regions of Asia and the Americas. Born at the village, on the roadside and in the wild.
Medicinal value
ã€è¯å】White flower
[alias] Jinbei silver enamel, gold enamel silver basin, cecum grass
[The source of medicinal materials] is the whole grass of the compositae plant.
[sexual taste] sweet; slightly bitter;
[return] to the lungs, bladder
ã€Effect】Detoxification and detoxification;
[Indications] main cold and fever; rheumatic pain; damp heat jaundice; swollen sores
[Usage and Dosage] Oral: Jiantang, 15-30g
[Clinical application] Researchers at the University of Campinas Cancer and Blood Research Center extracted effective substances from this grass and tested them on five cancer cells including prostate cancer, ovarian cancer and breast cancer. In all experiments, the extract of Bidens pilosa was able to prevent the growth of cancer cells.
[Efficacy classification] heat-clearing antidote;
[harvesting and storage] harvested in summer and autumn, dried in sections.
[identification of raw medicinal materials] traits identify dry medicinal materials in strips. Stems are blunt and quadrangular. The lower leaves are 3-lobed or not-divided; the middle leaves have stalks, three lobes, three leaflets, elliptic or ovate-elliptic, apex acute, base nearly circular or broadly cuneate, asymmetrical, margin serrate. The head of the flower head has 5-7 tongue-shaped flowers. The tongue is oval-obovate, 5-8mm long, 3-5mm wide, yellow-white, apex blunt or nicked. The gas is slight and the taste is bitter.
Other uses
Honey source plants: The original beekeepers introduced Taiwan as a honey source plant for bees.
Edible: The whole plant can be eaten as vegetables, and the unflowered plants have finer fibers and better taste.
Feed: In recent years, it has been picked as a pet forages such as rabbits and tortoises. However, after flowering, the fiber is thicker, and the pet's willingness to eat will be reduced, so it is often picked and used when young.
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