Iron amaranth
Another name
Amaranth, pearl mussel, pinch of golden beads, Liuhe grass, half beads, wild jute, blood sorrow, small ear grass,
Jade bowl with pearls, pig excrement beans, Eichhornia crassipes, cloves, sprinkling water plants, dysentery grass, wild hemlock grass, iron lamp bowl, seven lamps, blood bag, bag mouth, diecuizhu, snail grass, wild bitter grass, cat's eye vegetable, cold and hot grass, peach blossom in leaves, golden pot grass, golden plate wild amaranth and sand pot grass.
Plant characteristics
General characteristics: annual herb, up to 50 cm tall.
Leaves: long stalk, membranous, oval, rhombic or oval, 2.5-8 cm long and 1.5-3.5 cm wide, slightly rough on both sides, tapering at the top, wedge-shaped at the base, 3 veins, and blunt teeth at the edge.
Flowers: The male inflorescence is very short, 2- 10 mm long, and it is hidden in the leaflike bract. This bract is kidney-shaped when unfolded, and is about 1 cm long. When closed, it looks like a clam, with a blunt serrated edge and a heart-shaped base. Flowering: May-July.
Fruit: The capsule is small and has coarse hair.
ecological environment
1. Born in the wilderness, hills, wet places on the roadside.
2. Mostly born in low slope wasteland.
Allocation of resources
It is distributed in the middle and lower reaches of the Yangtze River and Yellow River, and in Northeast China, North China, South China, Southwest China and Taiwan Province Province.
Distributed in Hebei, Jiangsu, Anhui, Zhejiang, Jiangxi, Hubei, Hunan, Guangdong, Guangxi, Guizhou, Yunnan and other places.
Editing of medicinal value
Sexual taste
Bitter; Astringent; cool
Source of medicinal materials
It is the whole grass of Euphorbiaceae amaranth and Amaranth brevispike.
Harvest and storage
Harvest in May-July, remove soil, dry in the sun or use fresh.
Identification of raw medicinal materials
Character identification The whole grass is 20-40cm long, thin, single or branched, brown-green, with longitudinal stripes and gray-white fluff. Simple leaves alternate, stipitate; Leaf blade membranous, ovoid or ovoid rhombic or nearly elliptic, 2.5-5.5 cm long and 65438 0.2 cm wide.
3cm, slightly sharp at the apex, wide wedge at the base, blunt teeth at the edge, brownish green surface, slightly rough on both sides, all with white fluff. Inflorescence drawn from leaf axils, unisexual, without petals; Bracts are triangular and kidney-shaped. Capsule is small, triangular, semi-circular, 3-4 cm in diameter, with light brown surface and thick hair. Slight breath, bitter taste.
Drug application identification
Amaranthus tricuspidata and Gardenia jasminoides Ellis have the effects of clearing away heat and promoting diuresis, and they are both important drugs for cooling blood and detoxifying. The amaranth body walks lightly on the surface, clearing away the dampness and heat on the muscle surface; The fruit of Gardenia belongs to the interior, clearing the damp heat of viscera. The former walks outside and the latter walks inside. The efficacy is similar, and the indications are different.
pharmacological action
The amaranth decoction has antibacterial effect on several common Shigella in vitro, especially on Shigella (tube double dilution method). When the dilution is 1∶256, it not only has antibacterial effect, but also has bactericidal effect. It has the second effect on Shigella Schultz and Shigella Freund, and the worst effect on Shigella sonnei. Tablets made of amaranth have the same anti-dysentery effect in vitro. 50% Tieamaranth Decoction has antibacterial effect on Staphylococcus aureus, Vibrio cholerae, Bacillus anthracis and Shigella in different degrees in vitro (agar plate method). Its roots, stems and leaves all contain antibacterial components, but different parts of the plant seem to have different antibacterial effects on different bacteria. The alcohol extract of amaranth also has the same antibacterial effect. Gallic acid is an effective antibacterial and antiasthmatic component isolated from amaranth, which has inhibitory effects on Staphylococcus aureus, Streptococcus pneumoniae and Streptococcus A, and can dilate the bronchi of guinea pigs and cats.
Chemical constituents of traditional Chinese medicine
Amaranth contains gallic acid and iron amaranthine.
efficacy
Clearing heat and promoting diuresis; Cooling blood and detoxifying; eliminate
therapy
Dysentery; Diarrhea; Hematemesis; Bleeding; Urinating blood; Collapse and leakage; Infant malnutrition; Carbuncle, furuncle and sore; Eczema cutis
dosage
Oral administration: decoction,10-15g; Fresh 30-60g. External use: appropriate amount, decocted in water or mashed.
Contraindications to drugs
Quanzhou materia medica: pregnant women are forbidden, and those who are old, weak and qi-deficient are seldom used.
source
A cursive script