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北细辛[Asarum he terotropodesfr. var mandshuricum (Maxim) kitag]为我国药典规定的细辛主要正品品种，习称辽细辛。以往北细辛药材主要来源为野生资源，但目前野生资源日渐枯竭，商品细辛多为栽培北细辛。细辛具有祛风攻寒，通窍止痛、温肺化饮功效。其中主要有效部位为挥
Asarum heterotropodes fr. var mandshuricum (Maxim) kitag is the main authentic variety of Asarum that is prescribed by the Chinese Pharmacopoeia. In the past, the main source of medicinal herbs in Northern Asarum was wild resources. However, the wild resources are increasingly depleted, and Asari Asarum is mostly cultivated as North Asarum. Asarum has a hurricane attack cold, Tongqiao pain, warming lungs drink effect. The main effective part is the wave