野苎麻，中药名。为荨麻科苎麻属植物束序苎麻BoehmeriasiamensisCraib的全株。分布于广西、贵州、云南等地。具有清热除湿，祛风止痒，活血调经之功效。用于肠痈，腹痛，泄泻，经闭，痞块，风湿痹痛，湿疹，皮肤瘙痒。
Ye-zhu-ma, name of Chinese Medicinal Material. It is the whole plant of Boehmeria siamensis Craib, a plant of the Urticaceae family. It is distributed in Guangxi, Guizhou, Yunnan, and other places. It has the functions of clearing heat and dampness, dispelling wind and relieving itching, promoting blood circulation and regulating menstruation. It is used for intestinal abscess, abdominal pain, diarrhea, amenorrhea, mass in the abdomen, rheumatic pain, eczema, and itchy skin.

功效作用 功能
The efficacy and functions.

清热除湿，祛风止痒，活血调经。主治
Clearing heat and dampness, dispelling wind and relieving itching, promoting blood circulation and regulating menstruation. Mainly used for治疗...

用于肠痈，腹痛，泄泻，经闭，痞块，风湿痹痛，湿疹，皮肤瘙痒。用法用量
Used for intestinal abscess, abdominal pain, diarrhea, amenorrhea, abdominal mass, rheumatic arthralgia, eczema, and itchy skin. Dosage and administration.

9-15g。外用适量，捣敷；或煎水洗。相关论述
9-15g. For external use, apply an appropriate amount topically or use as a poultice; or decoct and use for washing. Relevant discussions.

《全国中草药汇编》：“清热解毒，祛风除湿。主治肠痈，经闭腹痛，泄泻，风湿痛，荨麻疹，皮肤瘙痒，湿疹，痘疮。”临床应用 相关配伍
"Compilation of Chinese Herbal Medicines": "Clearing heat and detoxifying, dispelling wind and eliminating dampness. It is used to treat intestinal abscess, amenorrhea with abdominal pain, diarrhea, rheumatic pain, urticaria, pruritus, eczema, and acne." Clinical applications and related compatibility.

治荨麻疹：老母猪挂面，五除叶，松毛尖各适量。煎水洗。（《云南思茅中草药选》）加工炮制 采收加工
Treatment for Urticaria: Use an appropriate amount of dried old motherwort, five-leafed chaste tree, and pine needle tips. Decoct and wash with the water. (From "Yunnan Simao Selected Chinese Herbal Medicine"). Processing and preparation: Harvest and process.

全年均可采收，鲜用或晒干。植物学信息 植物种属
It can be harvested all year round and used fresh or dried. Botanical information: plant species.

荨麻科苎麻属植物束序苎麻。形态特征
The plant in the Urticaceae family is the Boehmeria nivea, also known as ramie. It has distinctive morphological characteristics.

灌木，高1-3米；小枝疏或密被短伏毛；芽卵形或狭卵形，长2-5毫米，鳞片三角状卵形。叶对生；叶片厚纸质，狭卵形、.椭圆形或狭椭圆形，长5-15厘米，宽2-8厘米，顶端短渐尖或急尖，基部浅心形或圆形，稍偏斜，边缘在基部之上有多数小牙齿，两面疏被短伏毛，侧脉3-4对，下面隆起，脉网明显；叶柄长0.2-1厘米；托叶狭三角形或钻形，长6-8毫米。穗状花序在当年生枝顶部单生叶腋，在其下，2-4条生叶腋或落叶腋部，在同一植株全为雌性，或枝上部的雌性，其下的两性或雄性，长4-6厘米；团伞花序直径1.5-2.5毫米，密集，互相邻接；苞片卵形或椭圆形，长2.5-3.5毫米，背面有短柔毛。雄花：花被片4，椭圆形，长1.8-2毫米，合生至中部，外面有短柔毛；雄蕊4，长约2.5毫米，花药长约0.8毫米；退化雌蕊倒卵形，长约0.4毫米。雌花：花被纺锤形，长约1毫米，顶端约有3小齿，外面被柔毛，果期呈菱状狭倒卵形或仍为纺锤形，长1.8-2毫米；柱头长约0.8毫米。瘦果卵球形，长约0.8毫米，光滑。花期3月。分布区域
Shrub, 1-3 meters high; twigs sparsely or densely short pubescent; buds ovoid or narrowly ovoid, 2-5 mm long, scales triangular-ovate. Leaves opposite; leaf blades thickly papery, narrowly ovate, elliptic, or narrowly elliptic, 5-15 cm long, 2-8 cm wide, shortly acuminate or acute at the apex, shallowly cordate or rounded at the base, slightly oblique, with numerous small teeth above the base, sparsely short pubescent on both surfaces, 3-4 pairs of lateral veins, raised below, distinct venation; petiole 0.2-1 cm long; stipules narrowly triangular or lanceolate, 6-8 mm long. Spike-like racemes solitary in leaf axils at the tips of current year's branches, 2-4 in leaf axils or leafless axils below, all female on the same plant, or female on the upper part of the branch, and bisexual or male below, 4-6 cm long; umbels densely arranged, 1.5-2.5 mm in diameter, adjacent to each other; bracts ovate or elliptic, 2.5-3.5 mm long, with short soft hairs on the back. Male flowers: perianth 4, elliptic, 1.8-2 mm long, connate to the middle, with short soft hairs on the outside; stamens 4, about 2.5 mm long, anthers about 0.8 mm long; degenerate pistils inverted ovate, about 0.4 mm long. Female flowers: perianth spindle-shaped, about 1 mm long, with about 3 small teeth at the apex, pubescent on the outside, fruiting period rhomboid narrowly ovoid or still spindle-shaped, 1.8-2 mm long; stigma about 0.8 mm long. Achene ovoid, about 0.8 mm long, smooth. Flowering period in March. Distribution area.

分布于广西、贵州、云南等地。生长环境
Distributed in Guangxi, Guizhou, Yunnan and other areas. Growing environment.

生于1000m左右的山地阳坡灌丛中或疏林中。
Born in the shrubs or sparse forests on the sunny slopes of mountains at an altitude of around 1000 meters.