芨芨草花，中药名。芨芨花，为禾本科植物芨芨草 Achnatherum splendens（Trin.） Nevski的花。具有利尿、止血的功效。主治小便不利、内出血。
Ji-ji-cao-hua, name of Chinese Medicinal Material. Achnatherum splendens) is the flower of Achnatherum splendens, a plant of the Poaceae family. It has the effects of diuresis and hemostasis, and is mainly used to treat urinary difficulties and internal bleeding.

功效作用 功能
Efficacy and Functions

利尿、止血。主治
Diuretic, hemostatic. Mainly used for治疗.

小便不利、内出血。用法用量
Difficulty urinating, internal bleeding. Dosage and usage.

内服：煎汤，15-30g。相关论述
Internal administration: Decoction, 15-30g. Relevant discussion.

《沙漠地区药用植物》：“利尿清热，出血。主治初生儿小便不利。”临床应用 相关配伍
"Medicinal Plants in Desert Areas": "Diuretic, heat-clearing, and hemostatic. Used to treat difficulty urinating in newborns." Clinical applications and related compatibility.

1、治初生儿小便不利：芨芨花、车前草、小麦穗杆（去麦粒）各3g。水煎服。2、止血：芨芨花15-30g。水煎服。（1-2方出自《沙漠地区药用植物》）加工炮制 采收加工

1. Treatment for infants with difficulty urinating: 3g each of Equisetum, Plantago asiatica, and wheat straw (without grains). Decoction for oral administration.2. Hemostasis: 15-30g of Equisetum. Decoction for oral administration. (The above prescriptions are from "Medicinal Plants in Desert Areas"). Processing and preparation: Harvest and process.

夏、秋季开花时采收，晒干。植物学信息 植物种属
Harvest the flowers in summer and autumn, then dry them in the sun. Botanical information: plant species.

禾本科植物芨芨草。形态特征
The plant is a herbaceous plant of the Poaceae family. Its morphological characteristics include:

多年生密丛生草本。植株具粗而坚韧外被沙套的须根。秆直立，坚硬，内具白色的髓，高50-250cm，径3-5mm，节多聚于基部，具2-3节，平滑无毛，基部宿存枯萎的黄褐色叶鞘。叶鞘无毛，具膜质边缘；叶舌三角形或尖披针形，长5-10（15）mm；叶片纵卷，质坚韧，长30-60cm，宽5-6mm，上面脉纹突起，微粗糙，下面光滑无毛。圆锥花序长（15-）30-60cm，开花时呈金字塔形开展，主轴平滑；或具角棱而微粗糙，分枝细弱，2-6枚簇生，平展斜向上升，长8-17cm，基部裸露；小穗长4.5-7mm（除芒）灰绿色，基部带紫色，成熟后变成草黄色；颖膜质，披针形，顶端尖或锐尖，第1颖长4-5mm，具1脉，第2颖。第3颖长6-7mm，具3脉；外种长4-5mm，厚纸质，顶端具2微齿，背部密被柔毛，具5脉，基部钝圆，具柔毛，长约0.5mm，芒自外种间抽出，直立或微弯，粗糙，不扭转，长5-15mm，易断落；内种长3-4mm，具2脉而无脊，脉间具柔毛；花药长2.5-3.5mm，先端具毫毛。花、果期6-9月。分布区域
Perennial densely tufted herb. The plant has coarse and tough roots covered with sandy sheaths. The stem is erect, hard, with white pith inside, 50-250cm high, 3-5mm in diameter, with many nodes at the base, 2-3 nodes, smooth and hairless, with persistent dry yellow-brown leaf sheaths at the base. Leaf sheaths are hairless, with membranous margins; leaf blades are triangular or lanceolate, 5-10 (15) mm long; leaf blades are longitudinally rolled, tough, 30-60cm long, 5-6mm wide, with raised veins on the upper surface, slightly rough, smooth and hairless on the lower surface. The cone-shaped inflorescence is (15-) 30-60cm long, pyramidal when flowering, with a smooth main axis; or slightly rough with angular edges, slender branches, 2-6 clustered, spreading obliquely upwards, 8-17cm long, naked at the base; spikelets are 4.5-7mm long (excluding awns), grayish-green, purple at the base, turning straw-yellow when mature; glumes membranous, lanceolate, acute or acuminate at the tip, the first glume is 4-5mm long, with 1 vein, the second glume is 6-7mm long, with 3 veins; lemma is 4-5mm long, thickly papery, with 2 minute teeth at the tip, densely hairy on the back, with 5 veins, bluntly rounded at the base, with soft hairs, about 0.5mm long, awns arise from between the lemmas, erect or slightly curved, rough, not twisted, 5-15mm long, easily detached; palea is 3-4mm long, with 2 veins but no keel, hairy between the veins; anthers are 2.5-3.5mm long, with hairs at the tip. Flowering and fruiting period is from June to September. Distribution area.

分布于东北、华北、西北等地。生长环境
Distributed in Northeast China, North China, Northwest China, and other regions. Growing environment.

生于海拔900-4500m之间的微碱性的草滩及沙土山坡上。
It grows on slightly alkaline grassy beaches and sandy slopes at altitudes between 900 and 4500 meters.