辣木通，中药名。为毛茛科植物云南铁线莲ClematisyunnanensisFranch.的藤茎或全株。分布于四川、云南。具有祛风除湿，利尿之功效。常用于风湿痹痛，腰痛，小便不利。
La-mu-tong, name of Chinese Medicinal Material. It refers to the vine stem or the whole plant of Clematis yunnanensis Franch., a plant of the Ranunculaceae family, distributed in Sichuan and Yunnan. It has the functions of dispelling wind, removing dampness, and promoting diuresis. It is often used for rheumatic pain, lumbago, and urinary difficulties.

功效作用 功能
The efficacy and functions.

祛风除湿，利尿。主治
Dispelling wind and dampness, promoting diuresis. Used to treat

风湿痹痛，腰痛，小便不利。用法用量
Rheumatic pain, lower back pain, and difficulty urinating. Dosage and administration.

内服：煎汤，10-15g。外用：适量，煎水洗；或研末撒。相关论述
Internal use: Decoction, 10-15g. External use: Appropriate amount, decoct with water for washing; or apply as powder. Relevant discussion.

《全国中草药汇编》：“主治风湿筋骨痛，偏头痛，腰痛，小便不利。外用治头癣。”临床应用 相关配伍
"National Compilation of Chinese Herbal Medicines": "Mainly used for treating rheumatic joint and bone pain, migraine, lower back pain, and difficulty urinating. It can also be applied externally to treat tinea capitis." Clinical applications and relevant combinations.

治头癣：云南铁线莲叶30g，冰片3g，枯矾9g，雄黄6g，小黄芩15g。共研细粉。先用云南铁线莲叶适量，煎水洗患部，然后将药粉撒于患处，每日1次。（《全国中草药汇编》）加工炮制 采收加工
Treatment for tinea capitis: 30g of Yunnan Houttuynia cordata leaves, 3g of borneol, 9g of alum, 6g of realgar, and 15g of Scutellaria baicalensis. Grind them into fine powder. First, use an appropriate amount of Yunnan Houttuynia cordata leaves to decoct and wash the affected area, then sprinkle the powdered medicine on the affected area once a day. (From "National Compilation of Chinese Herbal Medicine") Processing and preparation: Harvest and process.

四季均可采，切细，晒干。药材鉴别 药材性状
It can be harvested in all seasons, cut into small pieces, and dried in the sun. Medicinal material identification and medicinal material properties.

茎藤缠绕或成段，圆柱形，表面棕褐色，上部草质，中、下部木质，质硬，断面木部占大部分。叶对生，叶柄长，三出复叶；小叶宽披针形或卵状披针形，先端尾状渐尖，基部圆形，边缘有整齐的锯齿，质脆，易碎。气微，味辛微苦。植物学信息 植物种属
The stem and vine of this plant are cylindrical, with a brownish surface. The upper part is herbaceous, while the middle and lower parts are woody, hard in texture, with the wood portion making up the majority of the cross-section. The leaves are arranged in pairs, with long petioles, and are trifoliate; the leaflets are broadly lanceolate or ovate-lanceolate, with a gradually tapering pointed tip, a rounded base, neatly serrated edges, and a brittle, easily breakable texture. The plant has a faint aroma and a slightly bitter taste. This is botanical information about the plant species.

毛茛科植物云南铁线莲。形态特征
The Ranunculaceae plant Yunnan clematis. Morphological characteristics

云南铁线莲，又名云南发汗藤。木质藤本。茎褐色，有细纵沟纹，幼时表面被柔毛，以后无毛。三出复叶；小叶片卵状披针形或宽披针形，长5-10厘米，宽1.5-4厘米，顶端尾状渐尖，基部圆形，边缘有整齐的锯齿，齿尖有细尖头或有时全缘，表面有稀疏柔毛或仅主脉上有毛，背面毛稀疏或近于无毛，基出主脉三条，在表面平坦，在背面隆起；顶生小叶柄长1-3厘米，侧生小叶柄长不到1厘米，微被柔毛或近于无毛；叶柄长3-5厘米，被疏柔毛。聚伞花序腋生，比叶短，常3-7花，花序梗长1-3厘米，被紧贴的短柔毛；在花序的分枝处有一对披针形的苞片，长1-2厘米；花梗长1-3厘米；花钟状，直立，直径1.5厘米；萼片4枚，白色或淡黄色，卵圆形或狭卵形，长1.2-1.5厘米，宽4-5毫米，顶端钝尖，内面无毛，外面及边缘被绒毛；雄蕊与萼片等长，花丝线形，两侧生长柔毛，基部被短柔毛；心皮被绢状毛。瘦果卵形，长2-3毫米，被短柔毛，宿存花柱长2.2厘米，生长柔毛。花期11月至12月，果期翌年4月至5月。分布区域
Yunnan Tienxianlian, also known as Yunnan Sweating Vine, is a woody vine. The stem is brown with fine longitudinal grooves, and is initially covered with soft hairs when young, becoming hairless later. The leaves are trifoliate; the leaflets are ovate-lanceolate or broadly lanceolate, 5-10 cm long and 1.5-4 cm wide, with a tapering tail-like tip, rounded base, neatly serrated edges, and sparse soft hairs on the surface or only on the main veins, with sparse or nearly hairless undersides, and three prominent main veins on the upper surface and raised on the underside. The terminal leaflet has a 1-3 cm long petiole, while the lateral leaflets have petioles less than 1 cm long, and are sparsely hairy or nearly hairless. The leaf stalk is 3-5 cm long and sparsely hairy. The umbel inflorescence arises from the leaf axils, shorter than the leaves, usually with 3-7 flowers, with a 1-3 cm long inflorescence stalk covered with closely appressed short hairs. A pair of lanceolate bracts, 1-2 cm long, are present at the branching point of the inflorescence; the flower stalk is 1-3 cm long. The flowers are bell-shaped, erect, and 1.5 cm in diameter; the 4 sepals are white or pale yellow, ovate or narrowly ovate, 1.2-1.5 cm long and 4-5 mm wide, with a blunt tip, hairless on the inner surface, and hairy on the outer surface and edges. The stamens are as long as the sepals, with linear filaments and soft hairs on both sides, and short soft hairs at the base; the ovary is covered with silky hairs. The fruit is ovoid, 2-3 mm long, covered with short soft hairs, with a persistent style 2.2 cm long, and covered with soft hairs. The flowering period is from November to December, and the fruiting period is from April to May of the following year. This plant is distributed in... [the distribution area is not provided in the original text].

分布于四川、云南。生长环境
Distributed in Sichuan and Yunnan. Growing environment.

生于海拔2000-3000m的山谷、水边及林边或山坡灌木丛中，攀援于树枝上。
Born in the valleys, by the water, and at the edge of forests or in shrubs on mountain slopes at an altitude of 2000-3000 meters, it climbs and twines around tree branches.