Hedyotis purpurea

Hedyotis purpurea

(records of yam planting in Tianmu, Zhejiang)

[synonym] heartbroken herb (herbal formula), sheep do not eat (collection of common folk herbs).

[source] it is the whole grass or root of Corydalis caryophylla.

[plant morphology] Corydalis incisa, also known as Corydalis bracteata.

Herbs biennial or perennial, up to 60 cm tall. The tuberous root is elliptic and densely fibrous. The stem has longitudinal edges. Leaf blade triangular, 6.5 cm long, 2 or 3 pinnately divided, 1 lobe 2-3 pairs, petiolate, 2 or 3 lobes notched. Raceme 3-10 cm long; bracts rhombic or cuneate, 1-or 2-pinnate, lobules lanceolate or subulate, acute; sepals 2, small; petals 4, purple, upper petals 1.6-2 cm long, spur 0.7-1.1 cm long, lower petal base slightly cystic; stamens 6, 2-body; style linear. Capsule elliptic strip, ca. 1. 5 cm long, ca. 2 mm wide. Seeds black, smooth. The flowering period is from April to May. The fruit period is June.

It also grows in hilly areas, under forests, along ditches or in stony places, along roadsides or in wet places near villages. It is distributed in Taiwan, Fujian, Zhejiang, Jiangxi, Jiangsu, Anhui, Henan, Shaanxi, Shanxi and Hebei.

[collection] the whole grass was collected from March to April, and the root tuber was collected from May to June.

[chemical constituents] the whole herb contains a variety of alkaloids: protopine, sanguinarine, berberine, Corydaline, Corydaline, corydoline, isocorydoline, acetylcorydoline, acetylisocorydoline, Corydaline, l-tetrahydrocorydaline, (+) - 14 epicorydoline, methyl corydoate, corydamine, N-formyl Corydaline Corydaline, cordierine skrjabini, bicuculline, kaempferine, Corydaline and l-corydaline, etc. It also contains 29-10 and 31 alcohol.

[pharmacological action] in vitro, low concentration of shenshanhuangvioline has antibacterial effect on Gram-positive and Gram-negative bacteria; in vivo, it has better anti infection effect than sulfonamides. The concentration of drugs in blood and tissues maintained for a long time, and the excretion rate from urine and feces was not fast. The median lethal dose to mice was more than 16 g / kg by oral administration and more than 8 g / kg by subcutaneous injection.

[nature and taste] 1. Cao Mu Bian Fang: "pungent, poisonous. "

② "Cold, bitter and astringent" in Sichuan. "

[function indications] kill insects and detoxify. To cure scabies and tinea.

① Cao Mu Bian Fang: "cure scabies and scabies, poisonous insect sores, poisonous insects, knife wounds, arthralgia of foot and rattan, milk?"?. "

② Sichuan Traditional Chinese medicine annals: "kill insects, wash sore poison, apply scabies, treat snakebite. "

[usage and dosage] external use: tamping, frying and washing or smearing with root grinding juice.

[taboo] ① in the collection of commonly used folk herbal medicines: "take it orally with caution, and it should be decocted for a long time. If you use red flowers, you should not take yellow and white flowers. "

② Sichuan Traditional Chinese medicine annals: "not for oral use. "

[selected formula] ① for various kinds of tinea and psoriasis: Saussurea Rhizoma, grinding wine and vinegar, external application.

② Treatment of tinea: fresh cut bowel grass tamped velvet bag, when the skin is hot and steaming, change new drugs, apply three or four times continuously.

③ Treatment of general sore poison: heartbreak grass boiling water washing many times, has the effect of itching and detoxification.

④ Itch treatment: heartbroken root, iron fence leaf, white cucumber. Tamping and external application. Sichuan Traditional Chinese medicine (1)

⑤ Treatment of anal prolapse: yudengcao flower and leaf Decoction package. (records of yam planting in Tianmu, Zhejiang)

⑥ For the treatment of fever, headache, abdominal pain and stinging urination: one or two whole herbs of zihuayudengcao, plus Agrimonia pilosa, big leaf Wuzhi (Leguminosae pterygium Lespedeza) and Jianqi (Hamamelidaceae? Wood) for four to five yuan each, and plantain for three to four yuan each. Fried in water, take once in the morning and once in the evening before meals. (records of yam planting in Tianmu, Zhejiang)

Chinese PinYin : Zi Hua Yu Deng Cao