羊胡髭草，中药名。为莎草科植物披针苔草CarexlanceolataBoott的全草。分布于东北、河北、山西、陕西、甘肃、江苏、浙江、河南、贵州、四川等地。具有清热燥湿，解毒之功效。常用于湿疹，黄水疮，小儿羊须疮。
Yang-hu-zi-cao, name of Chinese Medicinal Material. the whole herb of Carex lanceolata Boott, a plant of the sedge family, is distributed in Northeast China, Hebei, Shanxi, Shaanxi, Gansu, Jiangsu, Zhejiang, Henan, Guizhou, Sichuan, and other places. It has the functions of clearing heat, drying dampness, and detoxification. It is often used for eczema, impetigo, and infantile impetigo.

功效作用 Efficacy and Functions

清热燥湿，解毒。
Clearing heat, drying dampness, and detoxifying.

主治 Indications

湿疹，黄水疮，小儿羊须疮。
Eczema, impetigo, and infantile impetigo.

用法用量 Dosage and Administration

外用：适量，烧灰油调搽。
External use: Apply an appropriate amount of burnt ash mixed with oil as a topical application.

相关论述 Relevant Discussion

《全国中草药汇编》：“收敛止痒。主治湿疹、黄水疮。”
"Encyclopedia of Chinese Herbal Medicine": "Astringent and anti-itch. Used to treat eczema and impetigo."

临床应用 Clinical Applications

治小儿羊须疮：羊胡髭草不拘，烧灰，油调搽患处。（《江苏药材志》）
Treatment for children's impetigo: Use the herb "Yang Hu Zi" (羊胡子) without restriction, burn it to ash, mix with oil, and apply to the affected area. (From "Jiangsu Materia Medica")

附注 Note

全草可作饲料及造纸原料。
The entire plant can be used as feed and raw material for papermaking.

加工炮制 Processing and Preparation

采收加工：夏、秋季采收，洗净，切段，晒干。
Harvested in summer and autumn, washed, cut into sections, and dried in the sun.

植物学信息 Botanical Information

植物种属：莎草科薹草属披针苔草。
The plant belongs to the genus Carex of the Cyperaceae family, specifically Carex lanceolata.

形态特征 Morphological Characteristics

多年生草本，高10-30cm。根茎粗短，须根多。秆纤细，扁三棱形。叶鞘长，腹面茶褐色。叶片长线形，宽1-3mm，花后延伸。苞片短，筒状，有紫褐色脉纹，顶端不突出，或突出成刺，或略延伸成线状；小穗3-6；雄小穗顶生，长5-10mm，卷状线形；雌小穗数个，倒生，长7-15mm，近长圆形，花疏生；雌花鳞片卵状长圆形，长4-6mm，有紫褐色脉纹，先端锐尖或芒状，边缘膜质。果囊倒卵状椭圆形，有三棱，长约3.5mm，密被短柔毛，脉明显隆起。先端有极短的喙，喙端近截形。小坚果倒卵状椭圆形，长约2.5mm，三棱形，棱面凹；花柱短，基部增大，柱头3。花、果期3-5月。
Perennial herb, 10-30cm tall. The rhizome is thick and short, with many fibrous roots. The stem is slender and triangular in cross-section. The leaf sheath is long, brownish on the ventral side. The leaf blade is linear, 1-3mm wide, extending after flowering. Bracts are short and tubular, with purple-brown veins, apex not protruding, or forming a spine, or slightly extended into a linear shape. There are 3-6 spikelets; the terminal male spikelet is 5-10mm long, cylindrical; several female spikelets are pendulous, 7-15mm long, nearly elliptic, with sparse flowers. Female glumes are ovate-elliptic, 4-6mm long, with purple-brown veins, acute or awn-tipped, margins membranous. The utricle is obovate-elliptic, trigonous, about 3.5mm long, densely covered with short soft hairs, with prominent veins. Apex with a very short beak, nearly truncate. The achene is obovate-elliptic, about 2.5mm long, trigonous, edges concave; style short, base enlarged, stigma 3-lobed. Flowering and fruiting from March to May.

分布区域 Distribution Area

分布于东北、河北、山西、陕西、甘肃、江苏、浙江、河南、贵州、四川等地。
Distributed in Northeast China, Hebei, Shanxi, Shaanxi, Gansu, Jiangsu, Zhejiang, Henan, Guizhou, Sichuan, and other regions.

生长环境 Growing Environment

生于林下、山坡或路边。
Found under forests, on hillsides, or along roadsides.