紫萁苗，中药名。为紫萁科植物紫萁OsmundajaponicaThunb.的嫩苗或幼叶柄上的绵毛。分布于甘肃、山东、江苏、安徽、浙江、江西、福建、河南、湖北、湖南、广东、广西、四川、贵州、云南等地。具有止血之功效。常用于外伤出血。
Zi-qi-miao, name of Chinese Medicinal Material. the tender shoots or young leaf stalks with hairs of the Osmunda japonica Thunb., a plant in the family Osmundaceae. It is distributed in Gansu, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Henan, Hubei, Hunan, Guangdong, Guangxi, Sichuan, Guizhou, Yunnan, and other regions. It is known for its hemostatic properties and is commonly used for external bleeding.

功效作用 功能
The efficacy and functions.

止血。主治
Hemostasis. Main treatment:

外伤出血。用法用量
Traumatic bleeding. Dosage and administration.

外用：适量，鲜品捣敷；或干品研末敷。相关论述
External use: Apply an appropriate amount of fresh herbs by pounding and applying, or use dried herbs ground into powder for application. This is supported by relevant literature.

《广西本草选编》：“清热止血。”临床应用 相关配伍
"Guangxi Materia Medica Compilation": "Clearing heat and stopping bleeding." Clinical applications and related combinations.

治外伤出血：①（紫萁）鲜嫩苗，捣烂外敷伤处。（《广西本草选编》）②紫萁幼叶柄上的绵毛，烘干研粉外敷。（《全国中草药汇编》）加工炮制 采收加工
Treatment of external bleeding: ① Fresh and tender purple cogongrass, mashed and applied externally to the wound. (From "Selected Compilation of Guangxi Materia Medica") ② The fine hairs on the young leaves and stems of purple cogongrass, dried and powdered for external application. (From "National Compilation of Chinese Herbal Medicine") Processing and preparation: Harvesting and processing.

春季采收，洗净，鲜用或晒干。植物学信息 植物种属
Harvest in spring, wash and use fresh or dry in the sun. Botanical information: plant species.

紫萁科植物紫萁。形态特征
The purple fleabane belongs to the Compositae family. Its morphological characteristics include...

紫萁，又名猫蕨、飞蛾七、月亮叶、老虎牙、水骨菜、脚萁、脚蕨兰、野鸡羽、大叶狼萁、毛贯众、高脚贯众、铁叶狼萁、漏精草、冷水草、鸡头蕨、紫萁仙、白线鸡尾、薇、金贝草、狼萁、大叶狼衣、薇贯众。植株高50-80厘米或更高。根状茎短粗，或成短树干状而稍弯。叶簇生，直立，柄长20-30厘米，禾秆色，幼时被密绒毛，不久脱落；叶片为三角广卵形，长30-50厘米，宽25-40厘米，顶部一回羽状，其下为二回羽状；羽片3-5对，对生，长圆形，长15-25厘米，基部宽8-11厘米，基部一对稍大，有柄（柄长1-1.5厘米），斜向上，奇数羽状；小羽片5-9对，对生或近对生，无柄，分离，长4-7厘米，宽1.5-1.8厘米，长圆形或长圆披针形，先端稍钝或急尖，向基部稍宽，圆形，或近截形，相距1.5-2厘米，向上部稍小，顶生的同形，有柄，基部往往有1-2片的合生圆裂片，或阔披形的短裂片，边缘有均匀的细锯齿。叶脉两面明显，自中肋斜向上，二回分歧，小脉平行，达于锯齿。叶为纸质，成长后光滑无毛，干后为棕绿色。孢子叶（能育叶）同营养叶等高，或经常稍高，羽片和小羽片均短缩，小羽片变成线形，长1.5-2厘米，沿中肋两侧背面密生孢子囊。分布区域
The purple grass, also known as cat fern, flying moth seven, moon leaf, tiger tooth, water bone vegetable, foot grass, foot fern orchid, wild chicken feather, large leaf wolf grass, hairy Guanzhong, tall foot Guanzhong, iron leaf wolf grass, leaking grass, cold water grass, chicken head fern, purple grass immortal, white line chicken tail, wisteria, golden clam grass, wolf grass, large leaf wolf clothing, and wisteria Guanzhong. The plant is 50-80 centimeters high or taller. The rhizome is short and thick, or forms a short tree trunk-like shape and is slightly curved. The leaves are clustered, erect, with a 20-30 centimeter long stalk, straw-colored, covered with dense velvet hairs when young, which soon fall off; the leaf blade is triangular-ovate, 30-50 centimeters long, 25-40 centimeters wide, with a pinnate apex, and below it is bipinnate; there are 3-5 pairs of pinnules, opposite, oblong, 15-25 centimeters long, 8-11 centimeters wide at the base, with one pair slightly larger, with a stalk (1-1.5 centimeters long), obliquely upwards, odd-pinnate; 5-9 pairs of pinnules, opposite or nearly opposite, stalkless, separate, 4-7 centimeters long, 1.5-1.8 centimeters wide, oblong or lanceolate, slightly blunt or acute at the apex, slightly wider towards the base, round or nearly truncate, 1.5-2 centimeters apart, slightly smaller towards the upper part, the apical ones are similar, with a stalk, often with 1-2 pairs of connate round lobes at the base, or short lobes of broad lanceolate shape, with evenly fine serrations on the edges. The veins on both sides of the leaf are obvious, slanting upwards from the midrib, bifurcating twice, with parallel minor veins, reaching the serrations. The leaves are papery, smooth and hairless when mature, and brownish-green when dry. The sporophylls (fertile leaves) are the same height as the vegetative leaves, or slightly taller, with shortened pinnules and pinnules turning into linear shapes, 1.5-2 centimeters long, densely covered with sporangia on both sides of the midrib. Distribution area.

分布于甘肃、山东、江苏、安徽、浙江、江西、福建、河南、湖北、湖南、广东、广西、四川、贵州、云南等地。生长环境
Distributed in Gansu, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Henan, Hubei, Hunan, Guangdong, Guangxi, Sichuan, Guizhou, Yunnan and other regions. Growing environment

生于林下、山脚或溪边的酸性土上。
Born in acidic soil under the forest, at the foot of the mountain, or by the stream.