鸭脚板草，中药名。为毛茛科毛茛属植物扬子毛茛Ranunculus sieboldii Miq.的全草。具有除痰截疟，解毒消肿的功效。主治疟疾，瘿肿，毒疮，跌打损伤。
Ya-jiao-ban-cao, name of Chinese Medicinal Material. the whole plant of Ranunculus sieboldii Miq., a plant of the buttercup family Ranunculaceae, has the effects of resolving phlegm, treating malaria, detoxification, and reducing swelling. It is mainly used to treat malaria, goiter, toxic sores, and injuries from falls or blows.

功效作用 功能
Efficacy, function.

除痰截疟，解毒消肿。主治
Resolve phlegm, treat malaria, detoxify, and reduce swelling. Mainly used for治疗.

疟疾，瘿肿，毒疮，跌打损伤。用法用量
Malaria, goiter, toxic sores, bruises and injuries. Dosage and administration.

1、外用：捣敷。2、内服：煎汤，3-9g。注意事项

1. External application: Crush and apply as a poultice.2. Internal administration: Decoction, 3-9g. Please note the following precautions.

多作外用，内服宜慎。相关论述
More suitable for external use, internal use should be cautious. This is a related discussion.

1、《分类草药性》：“治一切恶疮，包鱼口的良药，外治蛇咬，熬酒湿敷疮毒。”2、《四川中药志》1962年版：“治恶疮鱼口，跌打损伤及蛇咬伤等症。”3、《湖南药物志》：“治瘿肿。”临床应用 相关配伍

1. "Classified herbal properties: Effective for treating all kinds of malignant ulcers, especially for ulcers in the mouth of fish. It can also be externally applied for snake bites, and used as a wine-soaked compress for treating toxic ulcers." 2. "Sichuan Materia Medica Records (1962 edition): Used for treating malignant ulcers in the mouth of fish, injuries from falls, and snake bites." 3. "Hunan Materia Medica Records: Used for treating goiter and swelling." Clinical applications and related compatibility.

1、截疟：发疟前以鸭脚板草嫩杖叶捣包脉筋（前臂内侧接腕处），男左女右，也可包命门，但应以布垫之，包的时间不可太久。（《重庆草药》）2、治蛇咬伤：水辣菜叶适量，用口嚼烂，敷伤口周围（留口）；另用硫黄（研末）3g，冲水1杯吞服；如在野外无硫黄水，可将水辣菜叶嚼烂，用冷水吞服。（《贵州民间药物》）加工炮制 采收加工

1. Quinine Extraction: Before the onset of malaria, pound the tender stems and leaves of duck foot herb into a bundle, and apply it to the pulse veins (inner side of the forearm near the wrist), left side for men and right side for women. It can also be applied to the "Ming Men" acupuncture point, but should be padded with cloth and not left on for too long. (From "Chongqing Herbal Medicine")2. Treatment for Snake Bites: Take an appropriate amount of watercress leaves, chew them into a paste, and apply around the wound (avoiding the wound itself). Also, take 3g of powdered sulfur, mix it with a cup of water, and swallow. If sulfur water is not available in the wild, chew the watercress leaves into a paste and swallow with cold water. (From "Guizhou Folk Medicine") Processing and preparation: Harvest and process.

5-7月采集，鲜用或晒干。药材鉴别 药材性状
Harvest between May and July, and use fresh or sun-dried. Medicinal material identification and characteristics of medicinal materials.

茎下部节常生根；表面密生伸展的白色或淡黄色柔毛。叶片圆肾形至宽卵形，长2-5cm，宽3-6cm，下面密生柔毛；叶柄长2-5cm。花对叶单生，具长梗；萼片5，反曲；花瓣5，近椭圆形，长达7mm。气微，味辛，微苦。植物学信息 植物种属
The lower nodes of the stem often develop roots; the surface is densely covered with elongated white or pale yellow soft hairs. The leaves are round-kidney-shaped to broadly ovate, 2-5cm long, 3-6cm wide, densely covered with soft hairs on the underside; leaf stalks are 2-5cm long. The flowers are solitary, with long stalks, opposite to the leaves; there are 5 sepals, reflexed; 5 petals, nearly elliptical, up to 7mm long. It has a slight aroma, a pungent taste, and a slight bitterness. Botanical information about the plant species.

毛茛科毛茛属植物扬子毛茛。形态特征
The Ranunculaceae family includes the plant species Yangzi Ranunculus. Its morphological characteristics include:

多年生草本，高20-50cm。须根多数，簇生。茎铺散，斜升，下部节上伏地生根长叶，多分枝，密生开展的白色或淡黄色柔毛。基生叶为三出复叶；叶柄长2-5cm，密生开展的柔毛，基部扩大成褐色膜质宽鞘抱茎；叶片轮廓圆肾形至宽卵形，长2-5cm，宽3-6cm，基部心形；中央小叶宽卵形或菱状卵形，3浅裂或深裂，边缘有锯齿，小叶柄长1-5mm，被开展的柔毛；侧生小叶不等2裂，较小，具短柄；小叶两面疏生柔毛。花两性，直径1.2-1.8cm，与叶对生，花梗长3-8cm，密生柔毛；萼片5，狭卵形，外面有柔毛；花瓣5，狭卵形或近椭圆形，黄色，基部有长爪，蜜槽小鳞片位于爪基部；雄蕊20余，花药长约2mm；花托粗短，密生白柔毛；心皮多数。瘦果扁平，边缘有宽约0.4mm的宽棱，喙长约1mm，花果期5-10月。分布区域
Perennial herb, 20-50cm tall. It has numerous fibrous roots clustered together. The stem is spreading and ascending obliquely, with roots growing along the lower nodes, long leaves, many branches, and densely covered with spreading white or pale yellow soft hairs. The basal leaves are trifoliate; leaf stalks are 2-5cm long, densely covered with spreading soft hairs, and the base expands into a brown membranous wide sheath embracing the stem; leaf blades are round kidney-shaped to broadly ovate, 2-5cm long, 3-6cm wide, with a heart-shaped base; the central leaflet is broadly ovate or rhombic-ovate, shallowly or deeply lobed, serrated margins, with a leaflet stalk 1-5mm long, covered with spreading soft hairs; lateral leaflets are unequally 2-lobed, smaller, with short stalks; both sides of the leaflets sparsely covered with soft hairs. The flowers are bisexual, 1.2-1.8cm in diameter, opposite to the leaves, with flower stalks 3-8cm long, densely covered with soft hairs; sepals 5, narrowly ovate, with soft hairs on the outside; petals 5, narrowly ovate or nearly elliptic, yellow, with long claws at the base, nectar scales located at the base of the claw; over 20 stamens, anthers about 2mm long; receptacle short and thick, densely covered with white soft hairs; numerous carpels. The fruit is flattened, with a wide edge about 0.4mm wide, a beak about 1mm long, flowering and fruiting from May to October. Distribution area.

分布于江苏、浙江、福建、江西、湖北、湖南、广西、四川、贵州、云南、陕西、甘肃。生长环境
Distributed in Jiangsu, Zhejiang, Fujian, Jiangxi, Hubei, Hunan, Guangxi, Sichuan, Guizhou, Yunnan, Shaanxi, and Gansu. Growing environment.

生于平原湿地或山林坡边。
Born in the wetlands of the plains or on the slopes of mountain forests.