桔梗桔梗性平、味苦、辛,具宣肺利咽、祛痰排脓之功效。常用于咳嗽痰多、胸闷不畅、咽病、肺痈吐脓等症。桔梗为一常用中药材,全国大部分地区均产,但伪品桔梗时有出现,较多见的有南沙参、丝石竹等。下面对真伪品分别作一介绍。桔梗(图1):为桔梗科植物桔梗 Platyoodongrandiflorum(Jacq)A.DC.的干燥根。呈圆柱形或 The Campanulaceae bulbs are flat, bitter, and pungent, and have the effect of exhaling lungs, pharynx, and phlegm. Commonly used for cough, chest tightness, throat, pharyngeal sputum embolism. The Platycodon grandiflorum is a commonly used Chinese herbal medicine, which is produced in most parts of the country. However, the pseudo-bamboo stalks appear from time to time. The most common ones are Nansha ginseng and silk bamboo. The following is an introduction to the authentic products. Platycodon grandiflora (Figure 1): The dried roots of Platycodon grandiflorum (Jacq) A. DC. Cylindrical or