草木樨状黄芪(Astragalus melilotoides)俗名马层子,是豆科植物,常见于干草原和草甸草原上,适生于硬梁地的砂质、砂砾质土壤上。一般株高80余厘米,贴地面2—3厘米处萌生分枝。耐风蚀,被风蚀裸露出的根上仍可萌生枝条。通常一丛由7—52个分枝组成株丛状,最多的有83个分枝。草木樨状黄芪分布在我国东北、华北和西北各地。在内蒙伊克昭盟境内的毛乌素沙地的梁地和中东部侵蚀丘陵植被严重退化的草场和 Astragalus Astragalus (Astragalus melilotoides) commonly known as the horse layer, is a leguminous plant, common in steppe and meadow grassland, suitable for living in the hard beam of sandy, gravel soil. General plant height of more than 80 cm, affixed to the ground 2-3 cm at the initiation branch. Resistant to wind erosion, exposed by wind erosion roots can still be sprouted branches. Usually a cluster of 7-52 branches form a plexus, up to 83 branches. Radix Astragali vegetation distribution in China’s northeast, north and northwest. The pastureland and central and eastern parts of Mu Us Desert in Inner Mongolia’s Yiwuzhao League corrode grassland with severely degraded hilly areas and