Astragalus Root is one of many herbs known by several names. Astragalus membranaceus and Astragalus propinquus are both Latin names for the unique plant more commonly known as Astragalus root. Astragalus comes from the pea family, and has been used for thousands of years in traditional Chinese medicine. Astragalus herb is thought to boost overall vitality. In Chinese medicine it has been historically used to promote healing and reduce fatigue.