2. The rhizome of Buxus macrophylla, a plant of Saxifragaceae, is the name of traditional Chinese medicine, which comes from selected Chinese herbal medicines in Shaanxi, Gansu, Ningxia and Qinghai, and is an alias of harmony recorded in Sichuan Chinese Medicine News [1].
2. 1 alias Suogudan, Red Kiln and Niujiaoqi [2]
2.2 Source and place of origin: the rhizome of Bidens bipinnata of Saxifragaceae [2]. Distributed in Shaanxi, Gansu, Ningxia, Henan, Hubei, Sichuan, Yunnan and Tibet [2].
2.3 Sexual taste is bitter, astringent, flat and slightly toxic [2].
2.4 Function: clearing away heat and promoting diuresis, detoxifying and stopping bleeding [2].
1. Treat dysentery, diarrhea, leucorrhea, scrofula, goiter, sore throat, nosebleed, hematemesis, hemoptysis, hematochezia and metrorrhagia [2]. Decocting: 4.5 ~ 9g [2].
2. Decocting and washing to treat uterine prolapse, hemorrhoids and proctoptosis; Grinding and spraying to treat traumatic bleeding; Pour sore poison [2].
2.5 The rhizome of chemical components contains syringic acid, arbutin, gallic acid, bergenin and its 3 methyl ether, and methyl 2,6 dihydroxyphenylacetate [2]. It also contains flavonoid glycosides, anthraquinone glycosides, cardiac glycosides, tannins and so on [2].
2.6 Pharmacological Action This product has broad-spectrum antiviral effect on standard strain adenovirus, enterovirus, epidemic strain adenovirus and herpes simplex virus in vitro [2]. The acid hydrolysis extract has antibacterial effect on Staphylococcus aureus, Pseudomonas aeruginosa, Escherichia coli and Shigella flexneri in vitro [2].
3 pseudobulb Niujiaoqi of Orchidaceae 3. 1 Source Niujiaoqi is the name of traditional Chinese medicine, and this medicine is pseudobulb of Cymbidium hybridum. Because its pseudo-bulb is shaped like a horn, it is named.
3.2 Orchidaceae is a perennial epiphytic herb. Pseudobulb is thick and rectangular. Fibrous roots are clustered and fleshy columnar. Leaves clustered, 5-6 pieces, leathery, wide strip, up to 85 cm long. The raceme has 7- 10 flowers, reddish brown and fragrant. Petals spread to both sides, the lip is short, 3-lobed, the edge is purple-red, with oblique markings, and there are 2 yellowish ridges in the middle. Capsule is long cylindrical. It blooms in March-April and bears fruit in May-September.
3.3 The origin and habitat are distributed in Honghua, Jiuzhong and other places. It grows on the edge of rocks about 700 meters above sea level.
3.4 Function indication