两色乌头，中药名。为毛茛科植物两色乌头AconitumalboviolaceumKom.的根。分布于黑龙江南部、吉林、辽宁、河北北部。具有祛风，除湿，止痛之功效。常用于风湿痹痛。
Liang-se-wu-tou, name of Chinese Medicinal Material. AconitumalboviolaceumKom) is the root of the plant AconitumalboviolaceumKom, a member of the Ranunculaceae family. It is distributed in the southern part of Heilongjiang, Jilin, Liaoning, and the northern part of Hebei. It is known for its functions of dispelling wind, eliminating dampness, and relieving pain, and is commonly used for rheumatic pain.

功效作用 功能
The efficacy and functions.

祛风，除湿，止痛。主治
Dispel wind, eliminate dampness, relieve pain. Mainly used for treating...

风湿痹痛。用法用量
Rheumatic pain. Dosage and administration

内服：煎汤，1.5-3g。注意事项
Internal administration: Decoction, 1.5-3g. Precautions.

~孕妇禁服。~相关论述
Pregnant women are prohibited from taking this. Please refer to relevant discussions.

《新华本草纲要》：“长白山区，民间用于止痛，获得一定疗效。”临床应用 附注
"Compendium of Materia Medica": "In the Changbai Mountain area, it is used by the local people to relieve pain and has achieved certain therapeutic effects." Clinical application, with notes.

本品有毒，宜久煎。加工炮制 采收加工
This product is toxic and should be decocted for a long time. Processing and preparation: harvesting and processing.

春、秋季采挖，剪去残茎，去除泥土，晒干。二、炮制方法炮制方法
Spring and autumn are the seasons for harvesting. Cut off the remaining stems, remove the soil, and dry in the sun. Second, the processing method.

取原药材，用清水泡透至内无干心，取出，隔水蒸至上气4-6小时至微麻舌，取出，晾至七成干，纵切厚片，干燥。植物学信息 植物种属
Take the original medicinal materials and soak them in clear water until they are thoroughly soaked and no longer dry inside. Remove them, steam them over water until they emit a slight aroma, and then remove them. Let them air dry until they are about 70% dry, then cut them into thick slices and dry them. Botanical information: Plant species.

毛茛科植物两色乌头。形态特征
The Aconitum bicolor, a plant of the Ranunculaceae family, has the following morphological characteristics.

根圆柱形，长约10-15厘米。茎缠绕，长1-2.5米，疏被反曲的短柔毛或变无毛。基生叶1枚，与茎下部叶具长柄，茎上部叶变小，具较短柄；叶片五角状肾形，长6.5-9.5（-18）厘米，宽9.5-17（-25）厘米，基部心形，三深裂稍超过中部或近中部，深裂片互相稍分开，中央深裂片菱状倒梯形、宽菱形或菱形，顶端钝或微尖，稀短渐尖，不分裂或上部不明显三浅裂，边缘自中部以上具粗牙齿，侧深裂片斜扇形，不等二浅裂近中部，上浅裂片似中深裂片，两面被极稀疏的短伏毛。总状花序长6-14厘米。具3-8朵花；轴及花梗密被伸展的短柔毛；苞片线形，长3-3.5毫米；花梗长9毫米；小苞片生花梗的基部或中部，形状似苞片，但较小；萼片淡紫色或近白色，被伸展的柔毛，上萼片圆筒形，长1.3-2厘米，中部粗2.8-5毫米，喙短，稍向下弯，下缘长1-1.3厘米；花瓣无毛，与上萼片近等长，距细，比唇长，拳卷；雄蕊无毛，花丝全缘；心皮3，子房疏被伸展的短毛或无毛。蓇葖直立，长约1.2厘米；种子倒圆锥状三角形，长约2.5毫米，生横狭翅。8-9月开花。分布区域
Cylindrical root, approximately 10-15 centimeters long. Stem twining, 1-2.5 meters long, sparsely covered with recurved short soft hairs or becoming hairless. Basal leaf 1, with a long petiole, upper stem leaves becoming smaller with shorter petioles; leaf blade pentagonal-kidney-shaped, 6.5-9.5 (-18) centimeters long, 9.5-17 (-25) centimeters wide, heart-shaped base, with three deep lobes slightly exceeding or nearly reaching the middle, deep lobes slightly separated from each other, central deep lobe rhomboid-inverted trapezoidal, wide rhomboid or rhombic, blunt or slightly acute at the apex, rarely shortly acuminate, not divided or with three shallow lobes in the upper part, margin with coarse teeth from the middle upwards, lateral deep lobes obliquely fan-shaped, two shallow lobes unequal near the middle, upper shallow lobes resembling the central deep lobes, sparsely covered with very short appressed hairs on both surfaces. Raceme 6-14 centimeters long, with 3-8 flowers; axis and pedicels densely covered with spreading short hairs; bracts linear, 3-3.5 millimeters long; pedicels 9 millimeters long; bracteoles present at the base or middle of the pedicel, similar in shape to bracts but smaller; sepals pale purple or nearly white, covered with spreading soft hairs, upper sepals cylindrical, 1.3-2 centimeters long, 2.8-5 millimeters thick in the middle, beak short, slightly downward-curved, lower margin 1-1.3 centimeters long; petals hairless, nearly as long as the upper sepals, narrow, shorter than the lip, coiled; stamens hairless, filaments entire; ovary with 3 carpels, sparsely covered with spreading short hairs or hairless. Capsule erect, approximately 1.2 centimeters long; seeds inverted conical-triangular, approximately 2.5 millimeters long, with narrow horizontal wings. Flowers in August-September. Distribution area.

分布于黑龙江南部、吉林、辽宁、河北北部。生长环境
Distributed in the southern part of Heilongjiang, Jilin, Liaoning, and the northern part of Hebei. Growing environment.

生海拔350-1400m的山地林间谷地湿润处、林下或林缘。
Mountainous forests and valleys at elevations of 350-1400 meters, in moist areas under the forest canopy or at the forest edge.