塔黄，中药名。为蓼科植物高山大黄RheumnobileHook.f.etThoms.的根茎。产于西藏米林、朗县。具有泻热，导滞，散瘀，消肿之功效。常用于实热便秘，谵语发狂，食积痞滞，痢疾，湿热发黄，目赤头痛，闭经，症瘕，痈肿疔毒。
Ta-huang, name of Chinese Medicinal Material. the rhizome of the plant Rheum nobile Hook.f. et Thoms. of the family Polygonaceae, is produced in Milin and Langxian in Tibet. It has the functions of clearing heat, relieving stagnation, promoting blood circulation, reducing swelling. It is often used for conditions such as constipation due to excess heat, delirium, food stagnation and abdominal mass, dysentery, jaundice due to damp-heat, red eyes and headache, amenorrhea, abdominal mass, and carbuncle and sores.

功效作用 功能
Efficacy, function.

泻热，导滞，散瘀，消肿。主治
Clearing heat, resolving stagnation, dispersing stasis, and reducing swelling. Used to treat...

实热便秘，谵语发狂，食积痞滞，痢疾，湿热发黄，目赤头痛，闭经，症瘕，痈肿疔毒。用法用量
Excessive heat causing constipation, delirium, food stagnation, abdominal distension, dysentery, damp-heat with yellowish discharge, red eyes and headache, amenorrhea, masses in the abdomen, and carbuncles. Dosage and administration.

内服：煎汤，6-12g。外用：适量，捣烂敷。注意事项
Internal use: Decoction, 6-12g. External use: Appropriate amount, crush and apply. Precautions.

孕妇慎服。药理作用
Pregnant women should use with caution. Pharmacological effects.

1、致泻作用。2、抑菌作用。相关论述

1. Laxative effect.2. Antibacterial effect. Relevant discussions.

《西藏常用中草药》：“泻实热，破积滞，行瘀血。外用治痈肿。主治实热便秘，谵语发狂，食积痞滞，痢疾，腹痛后重，湿热发黄，水肿，目赤头痛，闭经，症瘕等症。外治痈肿疔毒，烫火伤等症。”加工炮制 采收加工
"Commonly Used Tibetan Medicinal Herbs": "Clears heat, breaks stagnation, promotes blood circulation. Used externally to treat abscesses and swellings. Indicated for heat-type constipation, delirium, food stagnation, diarrhea, postprandial abdominal pain, jaundice due to damp-heat, edema, red eyes and headache, amenorrhea, and other conditions. Also used externally for treating abscesses, boils, and burns." Processing and preparation: Harvesting and processing.

9-10月采挖根茎，除去泥土、杂质，切片，阴干备用或鲜用。药材鉴别 药材性状
In September to October, the roots and rhizomes are harvested, cleaned of soil and impurities, sliced, and then dried in the shade for later use or used fresh. Identification of the medicinal materials and their characteristics.

根和根茎圆锥形或类圆锥形。长8-20cm，直径3-8cm，顶端留有残基，栓皮褐棕色，粗糙具多横皱纹。断面棕褐色，无星点。新断面在紫外灯下显紫色荧光。质硬，味苦涩。植物学信息 植物种属
The roots and rhizomes are conical or conical in shape. They are 8-20cm long, 3-8cm in diameter, with remnants at the top, and have a corky brown skin that is rough and wrinkled. The cross-section is brown, without star points. The fresh cross-section shows a purple fluorescence under ultraviolet light. The texture is hard, and the taste is bitter and astringent. Botanical information about the plant species.

蓼科植物高山大黄。形态特征
Rumex is a plant in the Polygonaceae family. Its morphological characteristics include...

多年生草本，高1-2m。茎直立，粗壮，不分枝，具多数基生叶及大型苞片。基生叶卵圆形或近圆形，直径可达30cm，先端圆钝，基部浅心形，革质，上面无毛，下面具小突起；叶柄粗壮，长8-15cm；托叶鞘膜质，红褐色；苞片卵圆形或圆形，膜质，淡黄色，具网状脉，直径10-20cm，反折，遮盖花序，花时脱落。花序圆锥状，分枝密集，无毛；花两性，花被片6，成2轮，宿存，椭圆形，淡绿色，长2-3mm；花丝细长，外露；花梗中下部具关节；雄蕊9；花盘不发达，子房卵形，具3棱，花柱3，较短，柱头膨大成头状。瘦果连翅成宽卵形，长6-7mm。分布区域
Perennial herb, 1-2m tall. The stem is erect, stout, unbranched, with numerous basal leaves and large bracts. Basal leaves are ovate or nearly circular, up to 30cm in diameter, with rounded tips, shallow cordate bases, leathery texture, smooth upper surface, and small protrusions on the lower surface; petioles are stout, 8-15cm long; stipules are membranous, reddish-brown; bracts are ovate or circular, membranous, pale yellow, with reticulate veins, 10-20cm in diameter, reflexed, covering the inflorescence, shed during flowering. Inflorescence is conical, densely branched, hairless; flowers are bisexual, with 6 tepals in 2 whorls, persistent, elliptic, pale green, 2-3mm long; filaments are slender and exposed; flower stalks have joints in the middle-lower part; stamens are 9; floral disc is undeveloped, ovary is ovoid with 3 angles, styles are 3, short, with enlarged heads. Fruit with wings, broadly ovoid, 6-7mm long. Distribution area.

产于西藏米林、朗县。生长环境
Originating from Milin and Lang counties in Tibet. Growing environment.

生于海拔3900-4000m的山坡草地。
Born on the mountain grasslands at an altitude of 3900-4000 meters.