石韦根，中药名。为水龙骨科植物石韦属植物石苇Pyrrosia lingua (Thunb.) Farw.的根茎。具有通淋，消胀，除劳热，止血的功效。主治淋病，胸膈气胀，虚劳蒸热，吐血，创伤出血。
Shi-wei-gen, name of Chinese Medicinal Material. Pyrrosia lingua (Thunb.) Farw.) is the rhizome of the plant Pyrrosia lingua in the family of Polypodiaceae. It is known for its functions of promoting urination, reducing swelling, relieving fatigue and heat, and stopping bleeding. It is mainly used to treat urinary problems, chest and diaphragm bloating, deficiency fatigue and steaming heat, vomiting blood, and bleeding from wounds.

功效作用 功能
Efficacy and Functions

通淋，消胀，除劳热，止血。主治
Promote urination, reduce swelling, relieve fever and eliminate heat, stop bleeding. Used to treat...

主要用于淋病，胸膈气胀，虚劳蒸热，吐血，创伤出血。用法用量
Mainly used for gonorrhea, distention in the chest and diaphragm, deficiency fatigue with steaming heat, vomiting blood, and bleeding from wounds. Dosage and administration.

内服：煎汤，4.5-9g。外用：研末撒。相关论述
Internal use: Decoction, 4.5-9g. External use: Powder for sprinkling. Relevant discussion.

1、《滇南本草》：消胸膈横气作胀，退蒸热。2、《分类草药性》：治五痨七伤，五淋，止吐血，刀砍斧伤。临床应用 临床应用

1. "Dian Nan Ben Cao": Relieves chest congestion and bloating caused by horizontal qi obstruction, and clears away excess heat.2. "Classification of Medicinal Properties of Herbs": Treats tuberculosis, injuries from falls, urinary tract infections, stops bleeding, and wounds from cutting or chopping. Clinical applications.

1、治手颤作摇：石韦根茎煎汤，当茶水频服。（《滇南本草》）2、治刀伤出血：石韦根阴干研末，撒伤口。（《贵州草药》）植物学信息 植物种属

1. To treat hand tremors: Prepare a decoction of the roots and stems of Houttuynia cordata, and drink the tea frequently. (From "Yunnan Materia Medica")2. To stop bleeding from a knife wound: Grind the dried roots of Houttuynia cordata into powder and apply it to the wound. (From "Guizhou Herbal Medicine")Botanical information: Houttuynia cordata

水龙骨科植物石韦属植物石韦。形态特征
The plant Houttuynia cordata belongs to the Saururaceae family. It has distinctive morphological characteristics.

植株高10-30cm。根状茎细长，横生，与叶柄密被棕色披针形鳞片，顶端渐尖，盾状着生，中央深褐色，边缘淡棕色，有睫毛。叶远生，近二型；叶柄长3-10cm，深棕色，有浅沟，幼时被星芒状毛，以关节着生于根状茎上；叶片革质，披针形至长圆状披针形，长6-20cm，宽2-5cm，先端渐尖，基部渐狭并不延于叶柄，全缘；上面绿色，偶有星状毛和凹点，下面密被灰棕色的星芒状毛；不育叶和能育叶同型或略短而阔；中脉上面稍凹，下面隆起，侧脉多少可见，小脉网状。孢子囊群满布于叶背面或上部，幼时密被星芒状毛，成熟时露出；无囊群盖。分布区域
The plant is 10-30cm tall. The rhizome is slender and horizontal, densely covered with brown lanceolate scales on the leaf stalks, gradually tapering at the top, shield-shaped, with a deep brown center, light brown edges, and eyelashes. The leaves are distantly arranged, in two forms; the leaf stalk is 3-10cm long, dark brown, grooved, covered with star-shaped hairs when young, and attached to the rhizome at the joints; the leaf blade is leathery, lanceolate to oblong-lanceolate, 6-20cm long, 2-5cm wide, gradually tapering at the tip, narrowing at the base without extending onto the leaf stalk, with entire margins; green on the upper surface, occasionally with star-shaped hairs and depressions, densely covered with gray-brown star-shaped hairs on the lower surface; sterile and fertile leaves are similar or slightly shorter and wider; the midrib is slightly concave on the upper surface, raised on the lower surface, with visible lateral veins and a reticulate venation of minor veins. Spore clusters are densely distributed on the back or upper part of the leaf, covered with star-shaped hairs when young, and exposed when mature; there is no cover over the sporangia. Distribution area.

分布于华东、中南、西南地区。生长环境
Distributed in the East, Central South, and Southwest regions. Growing environment.

附生于海拔100-1800m的林中树干或溪边石上。
Epiphytic on tree trunks in forests or on rocks by streams at altitudes of 100-1800 meters.