净小蕨萁:净制小蕨萁
Jing-xiao-jue-qi: Xiao-jue-qi processed by cleaning.

功效作用 功能
Efficacy, function.

润肺止咳，凉血止血。主治
Moistening the lungs to stop coughing, cooling the blood to stop bleeding. Main treatment.

用于咳血，外伤出血。用法用量
Indications: Used for treating hemoptysis and external bleeding due to trauma. Dosage and Administration: ...

内服：煎汤，15-30g。外用：适量，研末敷。相关论述
Internal use: Decoction, 15-30g. External use: appropriate amount, grind into powder for application. Related discussion.

《贵州草药》：“润肺止咳，清热凉血。治咳血，刀伤。”临床应用 相关配伍
"Guizhou Herbal Medicine": "Moistens the lungs to stop coughing, clears heat and cools the blood. Used to treat coughing up blood and knife wounds." Clinical applications and related combinations.

1、治咳血：小蕨鸡根茎、野棉花各9-12g。煨水服。2、治刀伤：小蕨鸡叶（适量）。研末，敷患处。（1-2方出自《贵州草药》）加工炮制 采收加工

1. For treating coughing up blood: 9-12g of rhizomes of Adiantum capillus-veneris and wild cotton flowers each. Decoct and take orally.2. For treating knife wounds: Leaves of Adiantum capillus-veneris (appropriate amount). Grind into powder and apply to the affected area. (The above information is from "Guizhou Herbal Medicine") Processing and preparation: Harvesting and processing.

夏、秋季采收，洗净，鲜用或晒干。植物学信息 植物种属
Harvest in summer or autumn, wash and clean, use fresh or sun-dry. Botanical information: Plant species.

中国蕨科植物华北薄鳞蕨。形态特征
The Chinese fern plant is the North China Pteridophyte. Morphological characteristics.

华北薄鳞蕨：又名孔氏粉背蕨。陆生小型蕨类植物，植株高20-40cm。根茎直立，密被红棕色卵形或阔披针形鳞片。叶草质，簇生；叶柄栗红色，圆柱形，长4-15cm，下部疏生膜质长卵形的鳞片；叶轴棕色；叶片长圆状披针形或狭椭圆形，长10-25cm，宽3.5-8.5cm，先端渐尖，下部三回羽状深裂；羽片10-12对，近对生，无柄或具极短的柄，基部1对羽片卵状三角形，长2.5-4cm，二回羽状深裂，顶部羽状深裂；小羽片4-5对，卵状长圆形，先端渐尖，长1-1.5cm，宽5-7mm，羽状深裂；裂片4-5对，长约3mm，宽约2mm，边缘全缘。下面疏被灰白色粉末，叶脉羽状。孢子囊群圆形，成熟时汇合成线形；囊群盖革质，连接，边缘波状，老时褐色，沿裂片边缘着生。分布区域
Dryopteris bissetiana: also known as Dryopteris kongii. It is a terrestrial small fern plant, with a plant height of 20-40cm. The rhizome is erect, densely covered with reddish-brown ovate or broadly lanceolate scales. The leaves are herbaceous, clustered; the leaf stalk is chestnut red, cylindrical, 4-15cm long, with sparsely membranous ovate scales at the base; the leaf axis is brown; the leaf blade is oblong-lanceolate or narrowly elliptic, 10-25cm long, 3.5-8.5cm wide, gradually pointed at the apex, deeply lobed in a tripinnate manner at the base; pinnae 10-12 pairs, nearly opposite, sessile or with very short stalks, the basal pair of pinnae ovate-triangular, 2.5-4cm long, deeply lobed in a bipinnate manner, deeply lobed at the top; pinnules 4-5 pairs, ovate-oblong, gradually pointed at the apex, 1-1.5cm long, 5-7mm wide, deeply lobed; lobes 4-5 pairs, about 3mm long, about 2mm wide, with entire margins. The lower surface is sparsely covered with grayish-white powder, with veinlets in a pinnate pattern. Sporangia are round, converging into linear shapes when mature; indusia are membranous, attached, with undulating edges, turning brown when old, borne along the edges of the lobes. Distribution area.

分布于东北、华北、陕西、甘肃、四川、云南等地。生长环境
Distributed in Northeast China, North China, Shaanxi, Gansu, Sichuan, Yunnan, and other regions. Growing environment.

生于海拔2700-3500m的林下或路边岩石上。
Born on rocks under the forest or by the roadside at an altitude of 2700-3500 meters.