榉树叶，中药名。为榆科植物榉树ZelkovaschneiderianaHand.-Mazz.的叶。主产于江苏、安徽、浙江、湖南等地，陕西、河南、广东、广西、贵州、云南亦产。具有清热解毒，凉血的功效。主治疮疡肿痛，崩中带下。
Ju-shu-ye, name of Chinese Medicinal Material. Leaves of Zelkova schneideriana Hand.-Mazz.), the leaves of Zelkova schneideriana Hand.-Mazz., a plant of the elm family. It is mainly produced in Jiangsu, Anhui, Zhejiang, Hunan, as well as in Shaanxi, Henan, Guangdong, Guangxi, Guizhou, and Yunnan. It has the effects of clearing heat, detoxifying, and cooling blood. It is mainly used to treat painful ulcers, and abnormal uterine bleeding with excessive menstruation.

功效作用 功能
Efficacy and Functions

清热解毒，凉血。主治
Clearing heat, detoxifying, and cooling the blood. Used to treat...

疮疡肿痛，崩中带下。用法用量
Ulcers are swollen and painful, accompanied by bleeding and discharge. Dosage and administration.

内服：煎汤，6-10g。外用：适量，捣敷。相关论述
Internal use: Decoction, 6-10g. External use: Appropriate amount, pounded for application. Related discussions.

《日华子》：“冷，无毒。”姚可成《食物本草》：“味苦，寒。”《新修本草》：“嫩叶，挼贴火烂疮有效。”《日华子》：“治肿烂恶疮，盐捣罯。”姚可成《食物本草》：“作饮凉心肺；挼贴火丹。”《全国中草药汇编》：“治疔疮。”临床应用 相关配伍
"Rihuazi": "Cold, non-toxic." Yao Kecheng's "Compendium of Materia Medica": "Bitter taste, cold property." "Newly Revised Materia Medica": "The tender leaves, when mashed and applied, are effective for treating ulcers that are inflamed by fire." "Rihuazi": "Used to treat swollen and ulcerated sores, mashed with salt." Yao Kecheng's "Compendium of Materia Medica": "Can be used to cool the heart and lungs when consumed; mashed and applied for treating fire-induced sores." "National Compilation of Chinese Herbal Medicine": "Used to treat boils." Clinical applications and relevant combinations.

治妇人崩中下五色，或赤白不止：榉树叶三两，甘草一两（炙微赤，锉），麦门冬二两半（去心，焙），干姜一两（炮制，锉）。上件药，捣粗罗为散，每服四钱，以水一中盏，入枣三枚，煎至六分去滓，不计时候温服。（《普济方》榉树叶散）加工炮制 采收加工
Treatment for women with excessive menstrual bleeding with various colors, or continuous red and white flow: Use three taels of oak leaves, one tael of licorice (slightly charred and sliced), two and a half taels of Ophiopogon japonicus (remove the core and bake), and one tael of dried ginger (processed and sliced). Grind the above ingredients into a coarse powder, take four qian (about 12 grams) per dose, mix with a cup of water and three jujubes, decoct until reduced to six-tenths, remove the dregs, and take it warm without considering the time. (From "Pu Ji Fang" - Oak Leaf Powder) Processing: Collection and processing of the ingredients.

夏、秋季采收，鲜用或晒干。药材鉴别 药材性状
Harvest in summer or autumn, use fresh or sun-dried. Identification of medicinal materials and their properties.

药材性状：叶常皱缩，展平后长椭圆状卵形或卵状披针形，长2-10cm，宽1-4cm，上面绿褐色，粗糙，有脱落性硬毛，下面色稍浅，密生淡灰色毛，叶脉于下面明显，侧脉7-15对，叶缘具波状单锯齿；叶柄长1-4mm。纸质，脆而易碎。植物学信息 植物种属
Medicinal material characteristics: The leaves are often wrinkled and become elliptic-ovate or lanceolate-ovate after being flattened, 2-10cm long and 1-4cm wide, green-brown on the upper surface, rough, with deciduous stiff hairs, slightly lighter in color on the lower surface, densely covered with light gray hairs, prominent veins on the lower surface, 7-15 pairs of lateral veins, and wavy single serrations on the leaf margin; leaf stalk 1-4mm long. The leaves are papery, brittle, and fragile. Botanical information about the plant species.

榆科植物榉树。形态特征
Juglans mandshurica Maxim, a plant of the Juglandaceae family. Morphological characteristics.

榉树，又名大叶榉《全国中草药汇编》，榉榆、血榉《新华本草纲要》。乔木，高达25m。一年生枝密被柔毛。叶互生，硬纸质；叶柄长1-4mm；无托叶；叶片椭圆状卵形、窄卵形或卵状披针形，长2-10cm，1.5-4cm，先端渐尖，基部宽楔形或近圆形，上面粗糙，具脱落性硬毛，下面密被柔毛；边缘具单锯齿；侧脉7-15对。花单性，稀杂性，雌雄同株；雄花簇生于新枝下部的叶腋或苞腋，雌花1-3朵生于新枝上部的叶腋；花被片4-5；雄蕊与花被片同数而对生；雌花仅有雌蕊1，子房1室，花柱2，斜生。坚果上部偏斜，直径2.5-4mm。花期3-4月，果期10-11月。分布区域
Jujube tree, also known as large-leaved jujube in the "National Compilation of Chinese Herbal Medicines," jujube, blood jujube in the "Compendium of Materia Medica." It is a tall tree, reaching up to 25 meters in height. The one-year-old branches are densely covered with soft hairs. The leaves are opposite, hard and papery; leaf stalks are 1-4mm long; without stipules; leaf blades are elliptic-ovate, narrow ovate, or ovate lanceolate, 2-10cm long, 1.5-4cm wide, gradually pointed at the apex, wide wedge-shaped or nearly circular at the base, rough on the upper surface, with deciduous stiff hairs, densely covered with soft hairs on the lower surface; margins with single serrations; lateral veins in 7-15 pairs. The flowers are unisexual, rarely bisexual, with male and female flowers on the same plant; male flowers clustered in the leaf axils or bract axils at the lower part of the new branches, 1-3 female flowers in the leaf axils at the upper part of the new branches; flower petals 4-5; stamens equal in number to the petals and opposite; female flowers have only one pistil, ovary 1-locular, with 2 styles, oblique. The nut is slightly oblique at the top, with a diameter of 2.5-4mm. The flowering period is March-April, and the fruiting period is October-November. Distribution area.

主产于江苏、安徽、浙江、湖南等地，陕西、河南、广东、广西、贵州、云南亦产。
Mainly produced in Jiangsu, Anhui, Zhejiang, Hunan, etc., also produced in Shaanxi, Henan, Guangdong, Guangxi, Guizhou, Yunnan.