长瓦韦，中药名。为水龙骨科瓦韦属植物长瓦韦LepisoruspseudonudusChing的全草。植物长瓦韦，分布于我国四川、云南、西藏等地。具有清热利湿，止咳，止血之功效。主治小便淋痛，尿血，痢疾，痨热咳嗽，内伤吐血，外伤出血。
Zhang-wa-wei, name of Chinese Medicinal Material. the whole herb of Lepisorus pseudonudus Ching, a plant of the genus Lepisorus in the family of Polypodiaceae. The plant Zhang-wa-wei is distributed in Sichuan, Yunnan, Tibet and other regions of China. It has the functions of clearing heat, promoting diuresis, stopping coughing, and arresting bleeding. It is used to treat dysuria with pain, hematuria, dysentery, feverish cough, internal bleeding, and external bleeding.

功效作用 功能
Efficacy and Functions

清热利湿，止咳，止血。主治
Clearing heat, promoting diuresis, stopping cough, and stopping bleeding. Used for treating...

小便淋痛，尿血，痢疾，痨热咳嗽，内伤吐血，外伤出血。用法用量
Painful urination, blood in urine, diarrhea, fever and cough due to pulmonary tuberculosis, vomiting blood due to internal injury, and bleeding due to external injury. Dosage and administration.

内服：煎汤，9-15g。外用：适量，研末撒。临床应用 相关配伍
Internal use: Decoction, 9-15g. External use: Appropriate amount, powdered and sprinkled. Clinical application and relevant compatibility.

1、治尿血，长瓦韦配瞿麦、茜草、芍药，煎汤服。（《中药大辞典》）2、治白浊，长瓦韦配黄柏煎汤服。（《中药大辞典》）3、治内伤吐血，长瓦韦配仙鹤草、仙桃草，煎汤服。（《中药大辞典》）4、治各种外伤出血，长瓦韦叶及孢子、茜草根、狼毒根，研粉撒布。（《中药大辞典》）加工炮制 采收加工

1. To treat hematuria, use a combination of Changwawei with Qumai, Qiancao, and Shaoyao, decoct and take orally. (From "Comprehensive Dictionary of Chinese Medicine")2. To treat leukorrhea, use a combination of Changwawei with Huangbai, decoct and take orally. (From "Comprehensive Dictionary of Chinese Medicine")3. To treat internal injuries with hematemesis, use a combination of Changwawei with Xianhecao, Xiantaocao, decoct and take orally. (From "Comprehensive Dictionary of Chinese Medicine")4. To treat various external bleeding injuries, use Changwawei leaves and spores, Qiancao roots, and Langdugeng, grind into powder and apply topically. (From "Comprehensive Dictionary of Chinese Medicine")Processing and preparation: Harvesting and processing.

夏、秋采收，晒干备用。植物学信息 植物种属
Harvest in summer and autumn, then sun-dry for later use. Botanical information: Plant species.

水龙骨科瓦韦属植物长瓦韦。形态特征
Water dragon bone is a plant of the Kalanchoe genus in the Crassulaceae family. It has distinctive morphological characteristics.

植株高15-20厘米。根茎横生，密被黑色、卵状披针形鳞片，渐尖头，基部圆形，具粗筛孔，边缘有齿。叶近生；叶柄长1-2厘米，连同中脉常呈淡红色；叶片近革质，披针形，长10-20厘米，宽约1厘米，向两端渐变狭，并下延或几达基部，全缘，叶上面无毛，下面略有鳞片，易脱落；中脉明显，无侧脉，小脉网状，网眼内有不定向的内藏小脉，通常分叉。孢子囊群圆形，分离，背生于中脉两侧各成1行，孢子囊有柄；隔丝近圆形，边缘有不整齐的长齿。生长环境
The plant is 15-20 centimeters tall. The rhizome grows horizontally, densely covered with black, ovate-lanceolate scales, gradually pointed at the tip, round at the base, with coarse sieve pores and toothed edges. The leaves are clustered; the petiole is 1-2 centimeters long, often pale red along with the midrib; the leaf blade is nearly leathery, lanceolate, 10-20 centimeters long, about 1 centimeter wide, gradually narrowing towards both ends, and extending downwards or nearly reaching the base, with entire margins. The upper surface of the leaf is hairless, with slight scales on the underside, easily shedding; the midrib is prominent, without lateral veins, with a reticulate venation pattern, and irregularly oriented hidden veins within the reticulate pattern, usually bifurcating. The sporangia are round, separate, borne on both sides of the midrib in a single row, with stalked sporangia; the annulus is nearly circular, with irregular long teeth along the edge. Growth environment.

生于海拔3400米以下的高山栎林下。
Born under the high mountain oak forest below 3400 meters above sea level.