Big golden sword

Big golden sword

(Hunan medical records)

[synonym] qingjuan lotus, feijingcao (Hunan medicinal records), qingzhubiao (Guiyang folk herb), comb grass (Guizhou herbal medicine).

[source] it is the whole plant of Polypodiaceae.

[plant morphology] Dryopteris, also known as Dryopteris simplex.

Perennial herbs, 20-40 cm high. Rhizomes long and transverse, densely covered with brown, ovate scales. The leaf blade is ovate, oblong or subtriangular, 13-23 cm long, 7-12 cm wide, apex acuminate, base wide, sub truncate or round cuneate, sometimes cuneate, entire or lower part more divided; the leaf is hard, thick papery, glabrous on the top, and scaly on the bottom; the lateral veins are obvious, and the veinlets are connected into mesh, There are veinlets in it. Sporangia are large, round, 1 line on each side of midvein or irregularly multiline, covered with shield scales when young; spores are bilaterally brown.

Growth forest stone gap or stream wetland. Distribution in southwest, Guangxi, Guangdong, Fujian, Taiwan, Zhejiang, Jiangsu, Jiangxi, Anhui, Hubei and other places.

[collection] all year round.

[nature and taste] Guizhou herbal medicine: "bitter, cool. "

Functions and indications: clearing away heat and promoting orifices, dispersing blood stasis and stopping bleeding. It is used to treat hematemesis, blood drenching, carbuncle poison, traumatic injury and scald.

[usage and dosage] oral administration: decoct soup, 3-5 yuan; or soak in wine. External use: tamping or grinding.

[prescription selection] ① treatment of traumatic injury, strain and hematemesis: one or two pieces of green bamboo, half a jin of wine, one or two pieces each. (Guiyang folk herbs)

② Treatment of hemoptysis: fresh big golden knife or two. Simmer water clothes. (Guizhou herbal medicine)

③ Treatment of blood drenching: Bamboo standard five money, small wood four money, plantain grass three money. Take it in boiling water. (Guiyang folk herbs)

④ Defecation: big golden knife five money, Gentianaceae two money, oxtail root, yellow elm each three money. Simmer water clothes. (Guizhou herbal medicine)

⑤ Cure carbuncle poison, heat drench: shield fern five to eight money. Fried in water and wine. (Hunan medical records)

⑥ Treatment of knife wound: fresh big golden knife, tamping down the wound. (Guizhou herbal medicine)

⑦ Treatment of scald and fire injury: dry the big golden knife, grind the powder, and apply vegetable oil to the affected area. (Guizhou herbal medicine)