本文拟就近年来国内外有关单味大黄的基础研究及临床应用作一概述。一、种属及炮制研究大黄属植物,全世界约有60种,我国约占全部种数的2/3。本属分为9个组。符合药用商品大黄标准的种类仅限于掌叶组(Sect palmata),如掌叶大黄(Rheu-m palmatum L)唐古特大黄(Rtanquticum Max-im 鸡爪大黄)和药用大量,且为药用正品大黄的唯一来源。主要产于甘肃、青海、四川等地。区别正品大黄 This article intends to give an overview of basic research and clinical application of single-flavored rhubarb at home and abroad in recent years. First, species and concocted research Rhubarb, there are about 60 species around the world, China accounts for about 2/3 of all species. This genus is divided into 9 groups. The types of rhubarb that meet the criteria for medicinal products are limited to the Sect palmata (Rheu-m palmatum L), Rtanquticum (Max-im rhubarb rhubarb) and a large number of medicinal herbs, and are medicinal. The only source of genuine rhubarb. Mainly produced in Gansu, Qinghai, Sichuan and other places. Difference authentic rhubarb