小贯众，中药名。为鳞毛蕨科植物贯众CyrtomiumfortuneiJ.Sm.的根茎。分布于华东、中南、西南及河北、山西、陕西、甘肃等地。具有清热解毒，凉血祛瘀，驱虫之功效。用于感冒，热病斑疹，白喉，乳痈，瘰疬，痢疾，黄疸，吐血，便血，崩漏，痔血，带下，跌打损伤，肠道寄生虫。
Xiao-guan-zhong, name of Chinese Medicinal Material. the rhizome of Cyrtomium fortunei J.Sm., a plant in the family Dryopteridaceae. It is distributed in East China, Central South China, Southwest China, as well as Hebei, Shanxi, Shaanxi, Gansu, and other regions. It has the functions of clearing heat and detoxification, cooling blood and removing blood stasis, and expelling parasites. It is used for the treatment of colds, fever with rash, diphtheria, breast abscess, scrofula, dysentery, jaundice, hematemesis, hematochezia, menorrhagia, hemorrhoids bleeding, leukorrhea, bruises, and intestinal parasitic infections.

功效作用 功能
Efficacy and Functions

清热解毒，凉血祛瘀，驱虫。主治
Clearing heat and detoxifying, cooling blood and removing stasis, expelling parasites. Used to treat...

用于感冒，热病斑疹，白喉，乳痈，瘰疬，痢疾，黄疸，吐血，便血，崩漏，痔血，带下，跌打损伤，肠道寄生虫。用法用量
Indications: Common cold, fever with rash, diphtheria, breast abscess, scrofula, dysentery, jaundice, hematemesis, bloody stools, menorrhagia, hemorrhoids bleeding, leukorrhea, bruises, and intestinal parasites.Dosage and Administration: [Please provide specific instructions for the dosage and administration of the treatment.]

内服：煎汤，9-15g。外用：适量，捣敷；或研末调敷。注意事项
Internal use: Decoction, 9-15g. External use: appropriate amount, apply as a poultice; or grind into powder for application. Precautions.

孕妇慎用。药理作用
Pregnant women should use with caution. Pharmacological effects.

1、具有收缩子宫的作用。2、具有止血作用。3、具有镇静，催眠，收涩等作用。相关论述

1. It has the function of contracting the uterus.2. It has a hemostatic effect.3. It has sedative, hypnotic, and astringent effects. Relevant discussions.

《分类草药性》：“治一切虚损，妇女崩带，头昏耳聋，炖肉。”临床应用 相关配伍
"Classified Herbal Properties": "Treats all deficiencies, women's excessive menstruation, dizziness, deafness, and can be used in stewed meat dishes." Clinical applications and relevant combinations.

1、预防流行性脑膜炎：贯众根茎2500g，板蓝根1500g。煎浓汁代茶饮。供100人预防用。2、治急性黄疸型传染性肝炎：贯众根茎、凤尾草、马鞭草、摩来卷柏、乌韭各30g。水煎服。（1-2方出自《浙江民间常用草药》）3、治赤痢：贯众24g，槐花12g，地榆12g。水煎服。4、治血崩：贯众根3g。醋炒。水煎服。（3-4方出自《湖南药物志》）附注

1. Prevention of epidemic meningitis: 2500g of Rhizoma Cynanchi Stauntonii and 1500g of Isatis indigotica root. Decoct to make a concentrated solution for drinking as tea. This recipe is for preventing 100 people.2. Treatment of acute icteric viral hepatitis: 30g each of Rhizoma Cynanchi Stauntonii, Herba Lysimachiae, Herba Agrimoniae, Herba Hyperici, and Allium tuberosum. Decoct and take orally. (Recipes 1-2 are from "Commonly Used Folk Herbs in Zhejiang")3. Treatment of dysentery: 24g of Rhizoma Cynanchi Stauntonii, 12g of Sophora flower, and 12g of Sanguisorba officinalis. Decoct and take orally.4. Treatment of hemorrhage: 3g of Rhizoma Cynanchi Stauntonii root. Vinegar-fried. Decoct and take orally. (Recipes 3-4 are from "Pharmacopoeia of Hunan Province") Note:

同属植物全缘贯众Cyrtomiumfalcatum(L.f.)Presl（分布于辽宁、河北、山东、江苏、浙江、福建、台湾、广东、广西）及多羽贯众C.fortuneiJ.Smithf.polypterum(Diels)Ching（分布于陕西、甘肃、河南、湖北、四川、贵州）的根茎亦可作本品入药。加工炮制 采收加工
The rhizomes of Cyrtomium falcatum (L.f.) Presl, which is distributed in Liaoning, Hebei, Shandong, Jiangsu, Zhejiang, Fujian, Taiwan, Guangdong, and Guangxi, as well as the rhizomes of Cyrtomium fortunei J.Smithf. polypterum (Diels) Ching, which is distributed in Shaanxi, Gansu, Henan, Hubei, Sichuan, and Guizhou, can also be used as medicinal materials. They are processed and prepared after harvesting.

全年均可采收。全株掘起，清除地上部分及须根后充分晒干。药材鉴别 药材性状
It can be harvested all year round. The whole plant is dug up, the aboveground parts and roots are removed, and then it is thoroughly dried in the sun. Medicinal material identification and characteristics.

本品为带叶柄残基的根茎。呈块状圆柱形或一端略细，微弯曲，长10-30cm，直径2-5cm。表面棕褐色，密集多数叶柄残基，倾斜的作覆瓦状围绕于根茎，并被有红棕色膜质半透明的鳞片；下部着生黑色较硬的须根。叶柄残基长2-4cm，直径3-5mm，棕黑色，有不规则的纵棱。根茎质较硬，折断面新鲜品绿棕色，干品红棕色，有4-8个类白色小点（分体中柱）排列成环；叶柄残基断面略呈马蹄形，红棕色，有3-4个类白色小点三角形或四方形角隅排列。气微，味涩微甘，易引起恶心。植物学信息 植物种属
This product is a rhizome with leaf stalk remnants. It is blocky cylindrical or slightly tapered at one end, slightly curved, 10-30cm long, and 2-5cm in diameter. The surface is brownish, densely covered with numerous leaf stalk remnants, which are inclined to form a tile-like arrangement around the rhizome, and covered with reddish-brown membranous semi-transparent scales; the lower part bears black, relatively hard root hairs. The leaf stalk remnants are 2-4cm long, 3-5mm in diameter, brownish-black, with irregular longitudinal ridges. The rhizome is relatively hard, with a fresh cut surface being greenish-brown, and a dried product being reddish-brown, with 4-8 whitish small dots (vascular bundles) arranged in a ring; the cross-section of the leaf stalk remnants is slightly horseshoe-shaped, reddish-brown, with 3-4 whitish small dots arranged in triangular or square corners. It has a mild aroma, slightly astringent and slightly sweet taste, and can easily cause nausea. Botanical information about the plant species.

鳞毛蕨科植物贯众。形态特征
Guanzhong is a plant in the family Lycopodiaceae. It has the following morphological characteristics:

植株高25-50厘米。根茎直立，密被棕色鳞片。叶簇生，叶柄长12-26厘米，基部直径2-3毫米，禾秆色，腹面有浅纵沟，密生卵形及披针形棕色有时中间为深棕色鳞片，鳞片边缘有齿，有时向上部秃净；叶片矩圆披针形，长20-42厘米，宽8-14厘米，先端钝，基部不变狭或略变狭，奇数一回羽状；侧生羽片7-16对，互生，近平伸，柄极短，披针形，多少上弯成镰状，中部的长5-8厘米，宽1.2-2厘米，先端渐尖少数成尾状，基部偏斜、上侧近截形有时略有钝的耳状凸、下侧楔形，边缘全缘有时有前倾的小齿；具羽状脉，小脉联结成2-3行网眼，腹面不明显，背面微凸起；顶生羽片狭卵形，下部有时有1或2个浅裂片，长3-6厘米，宽1.5-3厘米。叶为纸质，两面光滑；叶轴腹面有浅纵沟，疏生披针形及线形棕色鳞片。孢子囊群遍布羽片背面；囊群盖圆形，盾状，全缘。分布区域
The plant grows to a height of 25-50 centimeters. The rhizome is erect, densely covered with brown scales. The leaves are clustered, with petioles 12-26 centimeters long, and a base diameter of 2-3 millimeters. The leaves are green, with shallow longitudinal grooves on the ventral side, densely covered with oval and lanceolate brown scales, sometimes with dark brown scales in the middle, with toothed edges, sometimes bare towards the upper part. The leaf blades are rectangular, lanceolate, 20-42 centimeters long and 8-14 centimeters wide, with a blunt apex, unchanged or slightly narrowed at the base, pinnate once odd; lateral pinnules in 7-16 pairs, alternate, nearly spreading, with very short stalks, lanceolate, somewhat sickle-shaped, 5-8 centimeters long in the middle, 1.2-2 centimeters wide, gradually pointed at the apex, sometimes a few tail-like, inclined at the base, with slightly obtuse ear-shaped protrusions on the upper side, wedge-shaped on the lower side, with entire margins and sometimes slightly forward-leaning small teeth; pinnate veins present, secondary veins forming 2-3 rows of meshes, not prominent on the ventral side, slightly raised on the dorsal side; terminal pinnules narrowly ovate, sometimes with 1 or 2 shallow lobes at the base, 3-6 centimeters long and 1.5-3 centimeters wide. The leaves are papery, smooth on both sides; the ventral side of the leaf axis has shallow longitudinal grooves, sparsely covered with lanceolate and linear brown scales. Spore clusters are scattered on the dorsal side of the pinnules; the sporangial cover is round, shield-shaped, with entire margins. Distribution area.

分布于华东、中南及河北、陕西、陕西、甘肃等地。生长环境
Distributed in the East China, Central South, Hebei, Shanxi, and Gansu, among other regions. Growing environment.

生于海拔100-2300m的林缘、山谷和田埂、路旁。
Born in the forest edge, mountain valleys, terraces, and roadsides at an altitude of 100-2300 meters.