玉蝉花，中药名。为鸢尾科植物玉蝉花IrisensataThunb.的根茎。具有清热利水，消积理气，清热解毒的功效。主治咽喉肿痛，食积饱胀，湿热痢疾，经闭腹胀，水肿。
Yu-chan-hua, name of Chinese Medicinal Material. Iris ensata Thunb.) refers to the rhizome of the plant Iris ensata Thunb. It has the effects of clearing heat and promoting diuresis, resolving accumulation and regulating qi, and clearing heat and detoxifying. It is mainly used to treat sore throat, food stagnation and fullness, damp-heat dysentery, abdominal distension due to menstrual disorder, and edema.

功效作用 功能
Efficacy, function.

消积理气，活血利水，清热解毒。主治
Promoting digestion, regulating qi, activating blood circulation, promoting urination, clearing heat, and detoxifying. Mainly used for治疗.

咽喉肿痛，食积饱胀，湿热痢疾，经闭腹胀，水肿。用法用量
Sore throat, fullness and distention after eating, damp-heat diarrhea, abdominal distention due to menstrual blockage, and edema. Dosage and administration.

内服：煎汤服，3-9g；或泡酒。注意事项
Internal administration: Decoction, 3-9g; or soak in alcohol. Precautions.

孕妇禁服。化学成分
Pregnant women are prohibited from taking it. Chemical composition.

地上部分含恩比宁、阿魏酸、对-香豆酸、香草酸、对-羟基苯甲酸、荭草素、高荭草素。相关论述
The aboveground parts contain sinapine, ferulic acid, p-hydroxybenzoic acid, vanillic acid, p-hydroxybenzoic acid, chlorogenic acid, and hyperoside. Related discussions.

《四川中药志》1960年版：“清热消食，开胸消胀。治食积饱胀，胃痛及气胀，水肿。”临床应用 相关配伍
"Compendium of Sichuan Traditional Chinese Medicine" 1960 edition: "Clears heat, aids digestion, relieves chest congestion. Used for treating food stagnation, fullness, stomach pain, bloating, and edema." Clinical applications and relevant compatibility.

1、治食积胀满：土知母春绒作丸如绿豆大，每次服7丸，温开水送下。（《四川中药志》1960年）2、治食积见脚肿、腹肿者：土知母18g（去皮），切碎熬水，加化猪油炖服。服后现泻，每日只能服1次。食积饱胀肿病等消除后，应继续服益气健脾剂。（《重庆常用草药手册》）加工炮制 采收加工

1. Treatment for bloating due to food stagnation: Take 18g of earthy Anemarrhena rhizome and Spring Silkworm, form into pills the size of mung beans, and take 7 pills each time, swallowing them with warm water. (From "Sichuan Herbal Medicine Records", 1960)2. Treatment for foot and abdominal swelling due to food stagnation: Take 18g of earthy Anemarrhena rhizome (peeled), chop it finely, decoct it in water, and stew it with lard. After taking it, diarrhea may occur, and it should only be taken once a day. After the symptoms of food stagnation, bloating, and swelling have been relieved, continue to take tonics for invigorating qi and strengthening the spleen. (From "Chongqing Common Herbal Manual") Processing and preparation: Harvesting and processing.

秋后采收，切片晒干。药材鉴别 药材性状
Harvest after autumn, slice and sun dry. Identification of medicinal materials, characteristics of medicinal materials.

根茎呈不规则条状，有分枝，长7-18cm，直径1-2cm，表面棕黄色，上部残留茎基及叶鞘纤维，顶端有横环纹，下侧有须根痕。质松脆，断面类白色，角质样。气微，味甜、微苦。植物学信息 植物种属
The rhizome is irregularly shaped with branches, 7-18cm long and 1-2cm in diameter. Its surface is brownish-yellow with fibrous remnants of stem base and leaf sheath at the top, horizontal rings at the tip, and root scars on the underside. The texture is soft and brittle, with a white, horny-like cross-section. It has a mild aroma and a sweet, slightly bitter taste. Botanical information about the plant species.

鸢尾科鸢尾属玉蝉花。形态特征
Iris is a genus in the Iridaceae family. It has distinctive morphological characteristics.

多年生草本，高40-50cm。基部有黄褐色叶鞘残留的纤维。根茎粗壮斜伸；须根绳索状，灰白色，有皱缩的横纹。叶片条形，长20-80cm，宽5-12mm，先端急尖，全缘，基部鞘状。花葶高40-100cm，有1-3枚茎生叶；苞片3枚，内含2朵花；花梗长1.5-3.5cm；花被裂片6，深紫色，直径9-10cm，花被管长1.5-2.5cm；外轮裂片3，中脉上有黄白色辐射状斑纹，无附属物，内花被裂片小，直立；雄蕊3，花药蓝紫色，较花丝长；子房下位，圆柱状，长1.6-2.3cm，直径3mm，花柱分枝扁平，拱形弯曲，长3-4cm，先端2裂，裂片三角形，有疏牙齿。蒴果长圆柱状，长4.5-5.5cm，直径1.5-1.8cm，先端有短喙，6条肋明显；种子扁平，半圆形，边缘呈翅状。花期6-7月，果期8-9月。分布区域
Perennial herb, 40-50cm tall. The base has fibers of yellow-brown leaf sheaths remaining. Rhizomes are stout and obliquely extending; adventitious roots are cord-like, gray-white, with wrinkled transverse stripes. Leaves are linear, 20-80cm long, 5-12mm wide, acute at the apex, entire margin, and sheath-like at the base. Flower stems are 40-100cm tall, with 1-3 stem leaves; bracts are 3, each containing 2 flowers; pedicels are 1.5-3.5cm long; tepals are 6, deep purple, 9-10cm in diameter, tepal tube is 1.5-2.5cm long; outer tepals are 3, with yellow-white radial streaks on the midvein, no appendages, inner tepals are small and erect; stamens are 3, anthers are blue-purple, longer than filaments; ovary is inferior, cylindrical, 1.6-2.3cm long, 3mm in diameter, style branches are flattened, arched and curved, 3-4cm long, apex is 2-lobed, lobes are triangular with sparse teeth. Capsule is elongated cylindrical, 4.5-5.5cm long, 1.5-1.8cm in diameter, with a short beak at the apex, 6 prominent ribs; seeds are flat, semi-circular, with wing-like margins. Flowering period is June to July, fruiting period is August to September. Distribution area: [missing].

分布于东北及山东、浙江等地。生长环境
Distributed in Northeast China, Shandong, Zhejiang, and other regions. Growing environment.

生于沼泽地或河岸的水湿地。
Born in wetlands such as marshes or riverbanks.