1. Alias
Bulbasaur, hollow hemp seeds, millstone tree seeds, and winter sunflower seeds.
2. Plant morphology
Annual herb, 1-2 meters tall, cultivated up to 3-4 meters. The stem is upright, with upper branches, and the entire plant is covered with star shaped hairs. Single leaves alternate, with a central shape, measuring 7-18 centimeters in length and roughly equal in width and length. The apex is gradually pointed, the base is heart-shaped, and the edges are serrated. Both sides are densely covered with star shaped hairs, and the leaf veins are palmate, with 6-7 lobes; Petiole 8-18 cm, densely covered with stellate hairs. Flowers are solitary in the axils of leaves, with flower stalks measuring 1-3 centimeters in length; Calyx green, tubular at the bottom, 5-lobed at the top, lobes ovate, apex gradually pointed, about 8 millimeters long; Petals 5, yellow, about 1 cm long, broadly ovate; There are many stamens, and the stamen tube is very short; The carpel of the pistil is 15-20, arranged in a wheel like pattern. The capsule is hemispherical in shape, with a diameter of about 2 centimeters, divided into 15-20 lobes, and has two long awns at the top, covered with coarse hairs. Seed 1 to several, triangular black kidney shaped, black brown in color. The flowering period is from July to August, and the fruiting period is from September to October.
3. Origin distribution
Born on roadsides, fields, wastelands, and embankments; Or for cultivation. Distributed throughout the country.
4. Harvesting and processing
Harvested in autumn when fruits are ripe, dried, threshed, and cleaned.
5. Characteristics of medicinal herbs
Triangular kidney shaped, measuring 3.5-6 millimeters in length, 2.5-4.5 millimeters in width, and 1-2 millimeters in thickness. The surface is gray black or dark brown, with sparse white hairs. There is an oval shaped navel in the depression, light brown, and radiating fine lines around it. Hard seed coat, 2 cotyledons, overlapping and bent, rich in oil. The air is faint and the taste is light.
6. Sexual Taste Returning to the Classics
Cold in nature, bitter in taste. Return to the large intestine meridian and small intestine meridian.
7. Effect and Function
Clearing heat and detoxifying, promoting diuresis and reducing swelling, promoting lactation, and relieving opacities. Belonging to the category of diuretics and diuretics, it is a diuretic and anti-inflammatory drug.
8. Clinical application
Used for conditions such as red and white dysentery, edema and oliguria, hot and painful urination, postpartum milk obstruction, breast swelling and pain, as well as swelling and eye opacities. Oral administration: decoction, dosage 5-10 grams; Or into pill powder.
9. Chemical composition
The main components include oil (58% linoleic acid), amino acids, etc. The seeds contain seven types of fatty acids, including cholesterol, hexadecanoic acid, octadecanoic acid, and octadecadienoic acid. The extract also contains globulin C.
10. Usage taboos
Pregnant women should take it with caution.
11. Compatibility prescription
① Treatment for red and white dysentery: 30g of ramie seeds. Stir fry until fragrant and cooked, serve as a powder, add 3 grams of honey syrup, but take again. (Yang's Milk Production Formula)
② Treatment for diarrhea: Roast and grind the hemp seeds into fine powder. Take 3 grams each time, twice a day. (Jilin Chinese Herbal Medicine)
③ Treatment for urethritis and painful urination: 15g of Gastrodia elata seeds. Boil it in water. (Flora of Changbai Mountain)
④ Treating lower back pain and eye diseases, black hair with black beard: 1 pound of flaxseed (shell removed), 120 grams of white ginger. A total of fine powder, steamed cake, paste for pills, such as plane trees. Take 25 pills each time, send down the hollow yellow wine, and press it with dry matter. (Lu Fu Ban Fang)
⑤ Treatment for milk obstruction: 12g of Gastrodia elata, 15g of Wangbuliuxing, and 6g of pangolin. Boil it in water. (Flora of Changbai Mountain)
⊙ The content of the article is for clinical reference only. Non TCM professionals are not allowed to test drugs.