The source is the seed of Vaccaria seed. ) Garcke, a Dianthus plant.
Origin and distribution: Hebei, Liaoning, Heilongjiang, Hubei, Hunan and other places. It is distributed in most provinces and cities in China.
Identification points: the main characteristics of Vaccaria seed are: the seed is spherical, black or reddish brown, with warty spots and white umbilical cord; Stir-fried white beaded rice flowers are very cute.
Classic Identification 1 Shennong Herbal Classic: Liu Wang Liuxing. Bitter taste, flat nature. Main gold sore, hemostasis and pain relief, expelling wind and internal cold ... Healthy Valley. "Liang's Records of Famous Doctors:" Wang was born in Taishan Valley and was collected in February and August. Tao Hongjing said, "It's everywhere today. Leaves are like sour pulp, and seeds are like glutinous rice seeds. People say it's glutinous rice seed, but it's not good. It's often used for carbuncle fistula. Han Baosheng of the Five Dynasties said, "Where there is, the leaves are like indigo, and the flowers are red and white. The seed shell is like acid pulp, which is round and black as fermented grains and as big as millet. Harvest seedlings in March and children in May. Roots, seedlings and flowers are universal. Song said: "Today, the seedlings in Jiangsu, Zhejiang and riverside areas are all green stems, seven or eight inches high. The root is as yellow as the coriander root. The tip of the blade is like a spoon, and some are like Sophora japonica leaves. It blooms in April, alternating with Rayna Sue, and grows with the stem, such as scorpion shape and pig blue flower. In May, the stems of seedlings are picked and dried. Commonly known as cutting golden grass. Produced in Hebei, the leaves are round and red, which is different. " 6 Ming "Materia Medica": "Wang Liu (that is, cutting golden flowers). Jiangsu and Zhejiang are all shortcuts, and the stems are seven or eight inches long. The tip of the blade is like a spoon, and the flower is Rayna Sue. Seeds are like millet, with black and round shells. Harvest roots in March and flowers in May. Li Shizhen said, "There is more wheat. The height of the seedlings is one or two feet. Small flowers bloom in March and April, such as bell-shaped, red and white. It is as solid as a lantern, with five shells and a solid inside, as big as a bean. It's thin, as big as a grain of rice, raw, white and cooked, and round as lovely as beads. Tao Ci is like acid marrow, Su Ci is like seed, which is like a flower leaf. The rung is also sour pulp. All the young seeds are used as medicine. He also said, "This property can be left out. Although it has the name of king, it can't stay, hence the name. 8 Qing "Materia Medica Leaving the New": "Wang Liuliu. Flowers are like clocks and lamps, and the shell is pentagonal. " The same is true of "Materia Medica Seeking Truth".
Rapid identification of Vaccaria seed is spherical, about 2 mm in diameter, with black surface, a few reddish brown, slightly shiny, with small verrucous protrusions, white like small punctate hilum and grooves. Hard, except the seed coat, it can be seen that the endosperm is curved into a ring with 2 leaflets. No gas, slightly bitter taste.