红花月见草，中药名。为柳叶菜科植物红花月见草Oenothera rosea L.Her,ex Ait.的根或全草。具有解毒，化瘀，降压的功效。主治热毒疮肿，冠心病，高血压症。
Hong-hua-yue-jian-cao, name of Chinese Medicinal Material. Oenothera rosea L.Her,ex Ait), also known as evening primrose, refers to the roots or the whole plant of the plant of the evening primrose family. It has the effects of detoxification, promoting blood circulation to remove blood stasis, and lowering blood pressure. It is mainly used to treat heat-toxin sores, coronary heart disease, and hypertension.

功效作用 功能
The efficacy and functions.

解毒，化瘀，降压。主治
Detoxification, promoting blood circulation to remove blood stasis, and lowering blood pressure. Mainly used for the treatment of...

热毒疮肿，冠心病，高血压症。用法用量
In the case of heat-toxin induced swelling, coronary heart disease, and hypertension, the usage and dosage would be as follows.

内服：15-30g。外用：适量，捣敷。药理作用
Internal use: 15-30g. External use: appropriate amount, pounded for application. Pharmacological effects.

本品煎剂可增加冠脉流量，还能抑制心肌，减慢心率、降低血压、舒张主动脉、扩张外周血管。对动物实验心肌的缺血缺氧性损害有防治作用。相关论述
This preparation can increase coronary blood flow, inhibit myocardium, slow down heart rate, lower blood pressure, dilate the aorta, and expand peripheral blood vessels. It has a preventive and therapeutic effect on the ischemic and hypoxic damage of myocardium in animal experiments. Relevant discussions.

《新华本草纲要》：根或全草：用于冠心病、白血病。加工炮制 采收加工
"Compendium of Materia Medica": The root or whole plant is used for coronary heart disease and leukemia. Processing and preparation: harvesting and processing.

秋季挖根，洗净，切段，晒干；或采收全草晒干。植物学信息 植物种属
In autumn, the roots are dug, washed, cut into sections, and dried in the sun; or the whole plant is harvested and dried. Botanical information: plant species.

柳叶菜科植物红花月见草。形态特征
Oenothera biennis, also known as evening primrose, belongs to the Onagraceae family. It is a biennial plant with the following morphological characteristics:

宿根草本，高40-50cm。主根木质，圆柱形，长达20cm，径1cm以上。茎直立或匍匐，具密被短柔毛，紫红色。基生叶多数，铺地，倒披针形，先端印圆或急尖，中部以下渐狭并作不规则的羽状深裂；叶柄淡红色，花时基生叶全部枯落。茎生叶互生，远离，叶片披针形，长3-4cm，宽1-1.4cm，先端长渐尖，基部渐狭下延，两面被短毛。花两性，单生于叶腋或枝顶；萼片4，镊合状，反折；花瓣4，红色，近圆形，有4-5对羽状脉；雄蕊8，花丝白以，花药红色；子房下位，花柱白色，柱头红色，4裂。蒴果棍棒状，长8-10mm，粗4mm，具8条纵棱，其中4条明显隆起成翅状，4室，室背开裂。种子多数。花期4-10月。分布区域
Perennial herb, 40-50cm tall. The main root is woody, cylindrical, up to 20cm long and over 1cm in diameter. The stem is erect or prostrate, densely covered with short soft hairs, and purple-red in color. There are many basal leaves, spreading on the ground, inversely lanceolate, with rounded or acute tips, gradually narrowing and irregularly pinnately lobed below the middle; leaf stalks are pale red, and all basal leaves wither when flowering. Stem leaves are alternate, distant, lanceolate, 3-4cm long, 1-1.4cm wide, gradually pointed at the tip, and tapering towards the base, with short hairs on both sides. The flowers are bisexual, solitary in the leaf axils or at the top of the branch; there are 4 sepals, clasping, and reflexed; 4 red petals, nearly circular, with 4-5 pairs of pinnate veins; 8 stamens, white filaments, red anthers; the ovary is inferior, the style is white, and the stigma is red, 4-lobed. The capsule is club-shaped, 8-10mm long, 4mm thick, with 8 longitudinal ridges, 4 of which are prominently raised into wing-like structures, 4-celled, and the dorsal suture of the cells is split. Numerous seeds. Flowering period is from April to October. Distribution area.

原为栽培，今已逸散到江西、广西贵州、云南等地。原产中美洲和南美洲。生长环境
Originally cultivated, it has now spread to Jiangxi, Guangxi, Guizhou, Yunnan, and other regions. It is originally from Central and South America. Growing environment

生于海拔600-1100m的湿地水旁。
Born beside the wetlands at an altitude of 600-1100 meters.