堆莴苣，中药名。为菊科植物堆莴苣LactucasororiaMiq.的根及全草。分布于西南及江苏、浙江、江西、福建、台湾、湖北、湖南、广东等地。具有清热解毒，止血之功效。常用于疮疖肿毒，蝮蛇咬伤，外伤出血。
Dui-wo-ju, name of Chinese Medicinal Material. the root and whole herb of Lactuca sororia Miq., a plant of the Asteraceae family. It is distributed in the southwest, Jiangsu, Zhejiang, Jiangxi, Fujian, Taiwan, Hubei, Hunan, Guangdong, and other regions. It has the functions of clearing heat, detoxifying, and stopping bleeding. It is commonly used for treating ulcers, abscesses, swelling, snake bites, and external bleeding.

功效作用 功能
The efficacy and functions.

清热解毒，止血。主治
Clearing heat, detoxifying, and stopping bleeding. Used to treat...

疮疖肿毒，蝮蛇咬伤，外伤出血。用法用量
Ulcers, abscesses, swelling and toxins, snake bites, and external bleeding. Dosage and administration.

外用：适量，鲜品捣敷。相关论述
External use: Apply an appropriate amount of fresh herbs and apply them by pounding. Relevant discussions.

《湖南药物志》：“治疮疖肿毒，蝮蛇咬伤，外伤出血。”加工炮制 采收加工
"Hunan Materia Medica": "Used to treat ulcers, abscesses, swelling and toxicity, as well as snake bites and external bleeding." Processing and preparation: collection and processing.

夏、秋季采收，洗净，鲜用。植物学信息 植物种属
Harvest in summer and autumn, wash and use fresh. Botanical information: plant species.

菊科植物堆莴苣。形态特征
Chrysanthemum greens belong to the Asteraceae family. Here are their morphological characteristics.

多年生草本，高150cm。茎无毛，上部呈开展或狭窄的圆锥状分枝。叶互生；下部叶早落，叶柄有翅，大头羽状全裂或深裂，顶裂片三角状戟形或宽卵形，侧裂片通常2对；茎中上部叶不分裂，叶柄较宽，叶片三角状戟形，卵形或长椭圆形；全部叶基部不扩大成耳状、心形或戟形抱茎，边缘有短芒状齿，两面无毛，上面绿色，下面淡绿色。头状花序多数，含8-12个小花，在茎顶排成开展或狭窄圆锥花序；舌状花紫蓝色。瘦果长椭圆形，黑色，几不压扁，无边缘，有纵肋14条，近无喙，但上部渐窄，冠毛短，白色，全部同形。花果期4-8月。分布区域
Perennial herb, 150cm tall. Stem glabrous, with open or narrow conical branching at the upper part. Leaves alternate; lower leaves early falling, petioles winged, large pinnately lobed or deeply lobed, apex lobes triangular-lanceolate or broadly ovate, usually 2 pairs of lateral lobes; upper stem leaves not lobed, with wider petioles, leaf blades triangular-lanceolate, ovate, or elongate elliptic; leaf bases not expanded into auricles, heart-shaped or lanceolate embracing the stem, with short awn-like teeth on the margin, glabrous on both sides, green on the upper side, pale green on the lower side. Capitulum inflorescences numerous, containing 8-12 florets, arranged in open or narrow conical inflorescences at the top of the stem; ligulate florets purple-blue. Achene elongate-elliptic, black, slightly compressed, without margins, with 14 longitudinal ribs, nearly beakless, but gradually narrowing at the upper part, with short white coronal hairs, all of the same shape. Flowering and fruiting period from April to August. Distribution area.

分布于西南及江苏、浙江、江西、福建、台湾、湖北、湖南、广东等地。生长环境
Distributed in the southwest, as well as Jiangsu, Zhejiang, Jiangxi, Fujian, Taiwan, Hubei, Hunan, Guangdong, and other regions. Habitat.

生山坡林下或草丛中。
Growing on the slopes of hills, under the forest canopy, or in grassy thickets.