西南山茶，中药名。为山茶科山茶属植物西南红山茶CamelliapitardiiCoh.-St.的花。分布于湖南、广西、四川、云南、贵州。具有解毒消炎，收敛止痢，活血止血，调经之功效。用于痢疾，肠风下血，急性胃肠炎，月经不调，鼻衄，吐血，风湿痹痛，关节炎，脱肛，烧烫伤。
Xi-nan-shan-cha, name of Chinese Medicinal Material. the flower of Camellia pitardii Coh.-St. of the Theaceae family, is distributed in Hunan, Guangxi, Sichuan, Yunnan, and Guizhou. It has the functions of detoxification, anti-inflammatory, astringent, antidiarrheal, promoting blood circulation, stopping bleeding, and regulating menstruation. It is used for dysentery, intestinal bleeding, acute gastroenteritis, irregular menstruation, epistaxis, hematemesis, rheumatic pain, arthritis, prolapse of the anus, and burns.

功效作用 功能
The efficacy and functions.

解毒消炎，收敛止痢，活血止血，调经。主治
Detoxification and anti-inflammatory, astringent and antidiarrheal, promoting blood circulation and stopping bleeding, regulating menstruation. Mainly used for治疗。

用于痢疾，肠风下血，急性胃肠炎，月经不调，鼻衄，吐血，风湿痹痛，关节炎，脱肛，烧烫伤。用法用量
Indications: dysentery, intestinal wind with blood, acute gastroenteritis, irregular menstruation, epistaxis, hematemesis, rheumatic pain, arthritis, prolapse of the anus, burns and scalds.Dosage and Administration: Please consult a qualified traditional Chinese medicine practitioner for specific dosage and administration instructions.

花、根15-30g；叶3g研粉，温酒调服。外用：适量，研末调敷或干掺。注意事项
Flowers and roots: 15-30g; Leaves: 3g, ground into powder, mixed with warm wine for oral administration. For external use: appropriate amount, ground into powder and applied as a poultice or dry mixture. Please pay attention to the following precautions.

《云南中草药》：“忌酸冷。”药理作用
"Yunnan Traditional Chinese Medicine": "Avoid sour and cold." Pharmacological effects

肝脏毒性，相当剂量的西南红山茶对肝脏有明显的损害。相关论述
Hepatotoxicity: significant doses of Southwestern red oolong tea can cause obvious damage to the liver. This is supported by relevant literature.

《云南中草药》：“活血止血，收敛止泻。”临床应用 相关配伍
"Yunnan Traditional Chinese Medicine": "Promoting blood circulation and stopping bleeding, astringing to stop diarrhea." Clinical applications and related compatibility.

1、治月经过多，鼻衄，吐血，肠风下血，风湿：西南红山茶15g。煎服，或研末开水送服，每次6g。2、治白带，遗精，月经不调：西南红山茶花9-15g，红糖引，煎服。3、治急性胃肠炎，痢疾，脱肛：西南红山茶花或根15-30g。煎服。4、治关节炎：西南红山茶根或叶3g。研末，温酒送服。5、治烧、烫伤：西南红山茶花适量。研末，撒于患处。（1-5方出自《云南中草药》）加工炮制 采收加工

1. For excessive menstruation, epistaxis, hematemesis, lower gastrointestinal bleeding, and rheumatism: 15g of Southwest Red Mountain Tea. Decoction or grind into powder and take with warm water, 6g each time.2. For leukorrhea, nocturnal emission, and irregular menstruation: 9-15g of Southwest Red Mountain Tea flowers, decocted with brown sugar and taken orally.3. For acute gastroenteritis, dysentery, and prolapse of the anus: 15-30g of Southwest Red Mountain Tea flowers or roots, decocted and taken orally.4. For arthritis: 3g of Southwest Red Mountain Tea roots or leaves, ground into powder and taken with warm wine.5. For burns and scalds: appropriate amount of Southwest Red Mountain Tea flowers, ground into powder and applied to the affected area. (The above prescriptions are from "Yunnan Chinese Herbal Medicine") Processing and preparation: Harvest and process.

冬季采集，晒干。植物学信息 植物种属
Harvest in winter and sun-dry. Botanical information: plant species.

山茶科山茶属植物西南红山茶。形态特征
The Southwest Red Camellia is a plant belonging to the Theaceae family and the Camellia genus. It has distinctive morphological characteristics.

西南红山茶又名：西南山茶。灌木至小乔木，高达7米，嫩枝无毛。叶革质，披针形或长圆形，长8-12厘米，宽2.5-4厘米，有时较长，先端渐尖或长尾状，基部楔形，上面干后亮绿色，下面黄绿色，无毛，侧脉6-7对，在上下两面均能见。边缘有尖锐粗锯齿，齿刻相隔2-3.5毫米，齿尖长0.5-1.5毫米，叶柄长1-1.5厘米，无毛。花顶生，红色，无柄；苞片及萼片10片，组成2.5-3厘米的苞被，最下半1-2片半月形，内侧的近圆形，长约2厘米，背面有毛，脱落；花瓣5-6片，花直径5-8厘米，基部与雄蕊合生约1.3厘米；雄蕊长2-3厘米，无毛，外轮花丝连生，花丝管长1-1.5厘米，基部与花瓣贴生，子房有长毛，花柱长2.5厘米，基部有毛，先端3浅裂。蒴果扁球形，高3.5厘米，宽3.5-5.5厘米，3室，3爿裂开，果爿厚；种子半圆形，长1.5-2厘米，褐色。花期2-5月。分布区域
Southwest Red Camellia, also known as Southwest Mountain Camellia, is a shrub to small tree, reaching up to 7 meters in height, with smooth young branches. The leaves are leathery, lanceolate or oblong, 8-12 cm long, 2.5-4 cm wide, sometimes longer, gradually pointed or long-tailed at the apex, and wedge-shaped at the base. The upper surface is shiny green when dry, the lower surface is yellowish-green, and both surfaces are hairless, with 6-7 pairs of lateral veins visible. The margins have sharp coarse serrations, with teeth spaced 2-3.5 mm apart, and tooth tips measuring 0.5-1.5 mm in length. The petiole is 1-1.5 cm long and hairless. The flowers are terminal, red, and sessile; the bracts and sepals are 10 in number, forming a 2.5-3 cm involucre, with the lower 1-2 pieces being semilunar and the inner ones nearly circular, about 2 cm long, hairy on the back, and falling off. There are 5-6 petals, with a flower diameter of 5-8 cm, and the base is fused with the stamens for about 1.3 cm. The stamens are 2-3 cm long, hairless, with the outer filaments connate, and the filament tube is 1-1.5 cm long, fused with the base of the petals. The ovary is hairy, the style is 2.5 cm long, hairy at the base, and shallowly 3-lobed at the apex. The capsule is flattened-spherical, 3.5 cm high, 3.5-5.5 cm wide, 3-locular, and splits into 3 valves, with thick valves; the seeds are semi-circular, 1.5-2 cm long, and brown. The flowering period is from February to May. Distribution area.

分布于湖南、广西、四川、云南、贵州。生长环境
Distributed in Hunan, Guangxi, Sichuan, Yunnan, and Guizhou. Growing environment.

生于海拔1000-2800m的山沟、水旁、疏林下。
Born in the mountain valleys, by the water, and under sparse forests at an altitude of 1000-2800 meters.