净蚌兰叶:净制蚌兰叶
Jing-bang-lan-ye: Bang-lan-ye processed by cleaning.

功效作用 功能
Efficacy and Functions

清热解毒，化瘀止血。主治
Clearing heat, detoxifying, resolving stasis, and stopping bleeding. Mainly used for...

肺热咳嗽，吐血，衄血，便血，泻痢，跌打损伤，瘰疬，疮疖。用法用量
Lung heat cough, hemoptysis, epistaxis, blood in stool, diarrhea, bruises, scrofula, sores and carbuncles. Dosage and administration.

内服：煎汤，15-30g，鲜品可用至60g。外用：捣敷。相关论述
Internal use: Decoction, 15-30g, up to 60g for fresh herbs. External use: Mashed for poultice. Relevant discussions.

1、《广东中药》：“止咳止血。治痨伤吐血，咳血，便血，痰火核，肺燥热咳，小儿生积，腹胀，生痨（脾肿大）。”2、广州部队《常用中草药手册》：“清肺化痰，凉血止痢主治感冒咳嗽，咳痰带血，百日咳，鼻衄，菌痢。”3、《广西中草药》：“凉血解毒。主治淋巴结核。”4、《香港中草药》：“清热润肺。主治急慢性支气管炎。”5、《福建药物志》：“主治疖。”临床应用 相关配伍

1. "Guangdong Chinese Medicine": "Stop coughing and bleeding. Used to treat tuberculosis with hemoptysis, coughing up blood, bloody stools, phlegm-heat nodules, lung dry-heat cough, pediatric accumulation, abdominal distension, and 'sheng lao' (enlarged spleen)."2. "Guangzhou Military Common Chinese Herbal Medicine Manual": "Clear the lungs and transform phlegm, cool the blood and stop diarrhea. Mainly used for treating colds, coughs, coughing up blood, whooping cough, epistaxis, and bacterial dysentery."3. "Guangxi Chinese Herbal Medicine": "Cool the blood and detoxify. Mainly used for treating lymph node tuberculosis."4. "Hong Kong Chinese Herbal Medicine": "Clear heat and moisten the lungs. Mainly used for treating acute and chronic bronchitis."5. "Fujian Materia Medica": "Mainly used for treating furuncles." Clinical applications and relevant compatibility.

治慢性支气管炎：蚌花叶15g，木蝴蝶3g。水煎服。（《香港中草药》）加工炮制 采收加工
Treatment for chronic bronchitis: 15g of fresh water chestnut leaves and 3g of wood butterfly. Decoction and take orally. (From "Hong Kong Chinese Herbal Medicine") Processing method: Harvest and process.

全年均可采收，鲜用或晒干。植物学信息 植物种属
Harvesting can be done throughout the year, and the herbs can be used fresh or dried. Botanical information: Plant species.

鸭跖草科紫万年青属植物紫万年青。形态特征
The plant belongs to the Amaranthaceae family and the Alternanthera genus. It is characterized by its purple color and perennial nature.

紫万年青多年生草本，高50cm。茎较粗壮，肉质。节密生，不分枝。叶基生，密集覆瓦状，无柄；叶片披针形或舌状披针形，长10-30cm，宽2-6cm，先端渐尖，基部扩大成鞘状抱茎，上面暗绿色，下面紫色。聚伞花序生于叶的基部，大部藏于叶内；苞片2，蚌壳状，大而扁，长3-4cm，淡紫色，包围花序，花多而小，白色；萼片3，长圆状披针形，分离，花瓣状；花瓣3，分离，卵圆形；雄蕊6，花丝被长毛；子房3室。蒴果2-3室，室背开裂。花期5-7月。分布区域
The Purple Tradescantia is a perennial herbaceous plant, about 50cm tall. It has thick and fleshy stems, densely noded, and unbranched. The leaves are basal, densely arranged in a tile-like pattern, without petioles; leaf blades are lanceolate or tongue-shaped lanceolate, 10-30cm long, 2-6cm wide, gradually pointed at the tip, with the base expanded into a sheath-like stem embrace, dark green on the upper surface, and purple on the lower surface. The umbel inflorescence grows at the base of the leaves, mostly hidden within the leaves; bracts are 2, conch shell-shaped, large and flat, 3-4cm long, pale purple, surrounding the inflorescence, with many small white flowers; sepals are 3, long oval lanceolate, separate, petal-like; petals are 3, separate, oval; stamens are 6, with hairy filaments; ovary has 3 chambers. The capsule has 2-3 chambers, with the back of the chambers splitting open. The flowering period is from May to July. Distribution area.

我国南方各地可露天种植，其他地区多温室栽培。生长环境
In southern China, the herb can be grown in the open air, while in other regions it is mostly cultivated in greenhouses. The growth environment varies.

人工栽培于庭园、花圃。生长见习
Cultivated in gardens and flower beds. Growth is observed through practice.

喜温暧湿润气候和半荫环境，不耐寒。宜选择肥沃、疏松排水良好的砂质壤土栽培。繁殖方式
Prefers warm, humid climates and semi-shaded environments, and is not tolerant to cold. It is suitable for cultivation in fertile, loose, well-drained sandy loam soil. Reproduction methods.

常扦插和分株繁殖法。栽培技术
Vegetative propagation through cuttings and division. Cultivation techniques.

扦插繁殖：春季，按行株距50cm×40cm开穴，截取长15-20cm的母株主茎插植。分株每殖：春季，挖取母株，分成带根的分株数蔸，按行株距50cm×40cm开穴栽植，每穴栽1蔸。
Propagation by cutting: In spring, dig holes at a spacing of 50cm x 40cm, cut the main stem of the mother plant to a length of 15-20cm, and plant it. Propagation by division: In spring, dig up the mother plant, divide it into several shoots with roots, plant them in holes spaced 50cm x 40cm apart, with one shoot per hole.