牛耳散血草，中药名。为苦苣苔科植物扭果苣苔Streptocarpusclarkeanus(Hemsl.)HilliardetB.L.Burtt[BoeaclarkeanaHemsl.]的全草。分布于陕西、浙江、湖北、四川、云南等地。具有活血散瘀，消肿止血之功效。常用于跌打损伤，外伤出血。
Niu-er-san-xue-cao, name of Chinese Medicinal Material. Streptocarpus clarkeanus (Hemsl.) Hilliard et B.L.Burtt, also known as Boea clarkeana Hemsl.) is the whole plant of the plant belonging to the family Gesneriaceae. It is distributed in Shaanxi, Zhejiang, Hubei, Sichuan, Yunnan, and other places. It is known for its functions of promoting blood circulation, dispelling blood stasis, reducing swelling, and stopping bleeding. It is commonly used for bruises, injuries, and external bleeding.

功效作用 功能
Efficacy and Functions

活血散瘀，消肿止血。主治
Promoting blood circulation to remove blood stasis, reducing swelling and stopping bleeding. Mainly used for治疗.

用于跌打损伤，外伤出血。用法用量
Used for bruises, contusions, and external bleeding. Dosage and administration.

内服：煎汤，9-15g；或浸酒。外用：适量，捣敷；或研末敷。相关论述
Internal use: decoction, 9-15g; or soak in alcohol. External use: appropriate amount, apply as a poultice; or apply as a powder. Related discussions.

1、《陕西中草药》：“苦，凉。”2、《陕西中草药》：“止血，散血，消肿。主治外伤出血，跌打损伤。”3、《浙江药用植物志》：“清热。主治小儿慢惊风。”临床应用 相关配伍

1. "Bitter, cold." - from "Shaanxi Materia Medica".2. "Hemostatic, blood-activating, anti-swelling. Used for treating external bleeding, bruises, and injuries." - from "Shaanxi Materia Medica".3. "Clears heat. Used for treating infantile convulsions." - from "Zhejiang Medicinal Plants Compendium". Clinical applications and related compatibility.

治小儿慢惊风：（歇壁蝴蝶）全草15g，一支黄花根12g。水煎，频频灌服。（《浙江药用植物志》）加工炮制 采收加工
Treatment for infantile convulsions: (Xie Bi Butterfly) 15g of whole plant, 12g of yellow flower root. Decoct in water and administer frequently. (From "Zhejiang Medicinal Plants Compendium") Processing and preparation: Harvest and process.

春、夏季采收，鲜用或晒干。植物学信息 植物种属
Harvest in spring or summer, use fresh or dry in the shade. Botanical information: Plant species.

苦苣苔科植物扭果苣苔。形态特征
Twisted fruit lettuce belongs to the Compositae family. Its morphological characteristics include:

扭果苣苔又名旋蒴苣苔、大花旋蒴苣苔。无茎多年生草本，高7-14cm。根茎粗短，密生纤维状须根。叶基生；叶柄长0.5-6cm，密被短伏毛；叶片革质，卵形或宽卵形，有时近圆形，长2-7.5cm，宽1.5-4cm，先端钝，基部截形、心形或宽楔形，边缘有钝锯齿，两面均具短糙伏毛。上面绿色，下面淡绿色。花葶2-4条，高7-14cm，密被短糙伏毛；聚伞花序，有花2-10朵；苞片卵形，长约7mm；小苞片线形，微小；花萼钟形，长约5mm，5浅裂，裂片近相等，三角形；花冠白色或粉红色，钟状筒形，长约2.4cm，外面被疏毛，冠檐稍偏斜，5裂，裂片近相等；雄蕊4，能育雄蕊2，内藏，花药相连；子房细长，被短毛。蒴果线形，长约3.8cm，螺旋状扭曲，变无毛。花期7-8月。果期9-10月。分布区域
Twisted fruited lettuce moss, also known as spiral-fruited lettuce moss or large-flowered spiral-fruited lettuce moss, is a stemless perennial herb that grows 7-14cm tall. It has a thick, short rhizome with densely packed fibrous roots. The leaves are basal; leaf stalks are 0.5-6cm long, densely covered with short appressed hairs; leaf blades are leathery, ovate or broadly ovate, sometimes nearly circular, 2-7.5cm long and 1.5-4cm wide, with a blunt apex, truncate, cordate, or broadly cuneate base, and blunt serrations along the margins, both surfaces are covered with short rough appressed hairs. The upper surface is green, while the lower surface is pale green. The flower stalks are 7-14cm tall, with 2-4, densely hairy, umbel-like flower clusters, each cluster bearing 2-10 flowers; bracts are ovate, about 7mm long; bracteoles are linear and tiny; the calyx is bell-shaped, about 5mm long, with 5 shallow lobes that are nearly equal and triangular; the corolla is white or pink, tubular-bell-shaped, about 2.4cm long, sparsely hairy on the outside, with a slightly oblique rim, 5-lobed, with nearly equal lobes; there are 4 stamens, with 2 fertile stamens hidden inside, and connected anthers; the ovary is elongated and covered with short hairs. The fruit is linear, about 3.8cm long, spirally twisted, and becomes hairless. It flowers from July to August and fruits from September to October. This plant is distributed in [specific geographical area].

分布于陕西、浙江、湖北、四川、云南等地。生长环境
Distributed in Shaanxi, Zhejiang, Hubei, Sichuan, Yunnan and other regions. Growing environment.

生于海拔2300-3000m岩石上。
Born on rocks at an altitude of 2300-3000 meters.