黄莲花，中药名。为报春花科珍珠菜属植物黄莲花LysimachiavulgarisL.var.davurica(Ledeb.)R.Knuth的带根全草。具有镇静，降压之功效。用于高血压，失眠。
Huang-lian-hua, name of Chinese Medicinal Material. Lysimachia vulgaris L. var. davurica (Ledeb.) R. Knuth) is the whole plant of the plant Lysimachia vulgaris L. var. davurica (Ledeb.) R. Knuth, a member of the Primulaceae family. It has the effects of calming and lowering blood pressure, and is used for hypertension and insomnia.

功效作用 Efficacy and Functions

镇静，降压。
Sedation, lowering blood pressure.

主治 Indications

用于高血压，失眠。
For hypertension and insomnia.

用法用量 Dosage and Administration

9-15g，水煎，日服2次。
9-15g, decoct in water, take orally twice a day.

相关论述 Relevant Discussion

《黑龙江中药》：“治高血压，对失眠有良好效果。”
"Heilongjiang Chinese Medicine": "It is effective in treating hypertension and has a good effect on insomnia."

临床应用 Clinical Application

1. 治高血压、失眠：黄莲花25g，水煎服，每日2次。
   To treat hypertension and insomnia: Take 25g of dried yellow lotus flowers, decoct in water, and take it twice daily.

2. 治咽喉肿痛、口腔溃疡：黄莲花全草，适当水煎，含漱。（1-2方出自《东北药用植物》）
   To treat sore throat and oral ulcers: Use the whole yellow lotus plant, decoct in water as needed, and use it for gargling. (The above information is from "Medicinal Plants of Northeast China".)

加工炮制 Processing and Preparation

采收加工：夏、秋采挖，洗净，晒干。
Harvest in summer and autumn, wash, and sun-dry.

药材鉴别 Medicinal Material Identification

药材性状：根较粗长，淡黄棕色；质硬，易折断，断面黄白色。茎圆柱形，具短分枝，或不分枝，长30-100cm，上部有锈褐色腺毛。叶对生或轮生，易碎，披针形或长圆状卵形，长4-10cm，宽4-30mm，褐绿色，有黑褐色腺点。圆锥花序顶生，松散；花深黄色，花萼和花冠均5深裂，雄蕊5枚。气微，味苦、涩。
The roots are thick and long, pale yellow-brown in color, hard in texture, easy to break, with a yellow-white cross-section when broken. The stem is cylindrical, with short branches or no branches, 30-100cm long, with rust-brown glandular hairs on the upper part. The leaves are opposite or whorled, fragile, lanceolate or oblong-ovate, 4-10cm long, 4-30mm wide, brownish-green, with black-brown glandular dots. The conical inflorescence is terminal and loose; the flowers are deep yellow, with both the calyx and corolla deeply 5-lobed, and 5 stamens. The plant has a slight odor, bitter and astringent taste.

植物学信息 Botanical Information

植物种属：报春花科珍珠菜属植物黄莲花。
Huanglian flower is a plant of the Primulaceae family, genus Lysimachia, known as Yellow Lotus Flower.

形态特征 Morphological Characteristics

多年生草本。根茎匍匐；茎直立，高40～80厘米，上部有细腺毛。叶对生，偶3～4片轮生，披针形至狭卵形，长4～12厘米，宽1～4厘米，先端尖，基部锐或稍钝，下面常带白色，散布黑点，基部有细腺毛；无柄。圆锥状或复伞房状圆锥花序，顶生，有细腺毛；花甚多，花梗长7～12毫米，基部有狭线形短苞；花径12～15毫米，花萼裂片5，狭三角形，先端锐尖，边缘内方有黑色条状腺体；花冠裂片5，狭卵形，其内面及花丝均有淡黄色粒状细突起；雄蕊5，花丝基部结合成短筒。蒴果球形，径约4毫米，萼宿存。花期夏季。
Perennial herb. Rhizomes creeping; stems erect, 40-80 centimeters tall, with fine glandular hairs in the upper part. Leaves opposite, occasionally in whorls of 3-4, lanceolate to narrowly ovate, 4-12 centimeters long, 1-4 centimeters wide, apex acute, base acute or slightly obtuse, often white underneath, scattered with black dots, and with glandular hairs at the base; sessile. Inflorescence in a conical or compound umbel-like corymb, terminal, with glandular hairs; flowers numerous, pedicels 7-12 millimeters long, with linear short bracts at the base; flower diameter 12-15 millimeters, calyx lobes 5, narrowly triangular, apex acute, inner margin with black linear glandular bodies; corolla lobes 5, narrowly ovate, with pale yellow granular projections on the inner surface and filaments; stamens 5, with the bases of the filaments fused into a short tube. Capsule globose, about 4 millimeters in diameter, persistent calyx. Flowering period in summer.

分布区域 Distribution Area

分布于辽宁、吉林、黑龙江、华北、山东、江苏、浙江、湖北、四川、云南等省。
Distributed in Liaoning, Jilin, Heilongjiang, North China, Shandong, Jiangsu, Zhejiang, Hubei, Sichuan, Yunnan and other provinces.

生长环境 Growing Environment

生于草甸、灌丛及林缘。
Born in meadows, thickets, and forest edges.