大叶香荠菜，中药名。为十字花科植物琴叶葶苈LepidiumvirginicumL.的全草。分布于山东、江苏、安徽、浙江、江西、福建、台湾、河南、湖北、广西等地。具有驱虫消积之功效。常用于小儿虫积腹胀。
Da-ye-xiang-ji-cai, name of Chinese Medicinal Material. It is the whole herb of Lepidium virginicum L., a plant of the Cruciferae family. It is distributed in Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Taiwan, Henan, Hubei, Guangxi, and other places. It has the functions of expelling parasites and relieving accumulation. It is often used for childhood abdominal distension due to worm accumulation.

功效作用 功能
The efficacy and functions.

驱虫消积。主治
Expelling parasites and resolving accumulation. Mainly used for treating...

用于小儿虫积腹胀。用法用量
Used for pediatric abdominal distension due to intestinal parasites. Dosage and administration.

内服：煎汤，9-15g。临床应用 相关配伍
Internal administration: Decoction, 9-15g. Clinical application and relevant compatibility.

治小儿钩虫病腹胀：北美独行菜9g，益母草根适量，水煎服。（《福建药物志》）加工炮制 采收加工
Treatment for abdominal distension in children with hookworm disease: 9g of North American Sanicle and an appropriate amount of Motherwort root, decocted in water and taken orally. (From "Fujian Materia Medica") 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 and summer, for fresh use or drying. Botanical information: plant species.

十字花科植物琴叶葶苈。形态特征
The cruciferous plant is called "qin ye ting li" in Chinese. Its morphological characteristics include...

琴叶葶苈：又名独行菜、北美独行菜、美洲独行菜、大叶香荠菜、土荆芥穗。一年生或二年生草本，高20-50cm。茎直立，单一，表面具柱状腺毛；上部分枝，枝上疏生短柔毛或近于无毛。叶互生；基生叶具柄，叶柄长1-1.5cm；叶片倒披针形，长l-5cm，羽状分裂或大头羽状分裂，裂片大小不等，卵形或长圆形，基部渐狭，边缘有锯齿，两面有短伏毛；茎生叶有短柄，叶片倒披针形或线形，长1.5-5cm，宽2-10mm，先端急尖，基部渐狭。总状花序顶生，花多数；萼片4，绿色，卵形或椭圆形，长约1mm；花瓣4,白色，倒卵形，和萼片等长或稍长；雄蕊2或4，近等长，长1.5-2mm；雌蕊1，子房卵圆形而扁，2室，花柱不明显，柱头头状。短角果近圆形，长3mm，宽l-2mm，扁平，先端微凹，边缘有窄翅，花柱极短。种子每室1粒，卵形，长约1mm，光滑，红棕色，边缘有白色窄翅。花期4-5月，果期6-7月。分布区域
Qin ye ting li: Also known as duxing cai, North American duxing cai, American duxing cai, large leaf fragrant shepherd's purse, and tu jing jie sui. It is an annual or biennial herb, 20-50cm tall. The stem is erect, single, and has columnar glandular hairs on the surface; the upper part branches, with sparse short soft hairs or nearly hairless on the branches. The leaves are alternate; the basal leaves have petioles, with petioles 1-1.5cm long; the leaf blades are inversely lanceolate, 1-5cm long, pinnately lobed or pinnately lobed, with unequal lobes, ovate or oblong, gradually narrowing at the base, serrated edges, and short appressed hairs on both sides; the stem leaves have short petioles, and the leaf blades are inversely lanceolate or linear, 1.5-5cm long, 2-10mm wide, acute at the apex, and gradually narrow at the base. The cyme is terminal, with numerous flowers; the sepals are 4, green, ovate or elliptic, about 1mm long; the petals are 4, white, inverted ovate, about the same length as or slightly longer than the sepals; the stamens are 2 or 4, nearly equal in length, 1.5-2mm long; the pistil is 1, with an ovary that is ovate and flattened, 2-loculed, with an inconspicuous style and a head-shaped stigma. The silicle is nearly round, 3mm long, 1-2mm wide, flattened, slightly concave at the apex, with narrow wings on the edges, and a very short style. There is one seed per locule, ovate, about 1mm long, smooth, reddish-brown, with narrow white wings on the edges. The flowering period is from April to May, and the fruiting period is from June to July. Distribution area: [not provided]

原产美洲；我国分布于山东、江苏、安徽、浙江、江西、福建、台湾、河南、湖北、广西等地。生长环境
Originally from the Americas; it is distributed in Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Taiwan, Henan, Hubei, Guangxi and other regions in China. It grows in the following environments:

生于路旁、荒地及田野。
Born by the roadside, wasteland, and fields.