Chinese Motherwort or Leonurus heterophyllus. The Chinese name is 'yi mu coa' literally translated as 'benefit mother herb'. Leonurus i-mu-ts'ao. Used widely in Chinese medicine for centuries. Leonurus artemisia, Leonurus heterophyllus and Leonurus sibericus are all referred to as Chinese Motherwort in different sources. Nurseries, Mail Order Nurseries, Specialist Nurseries.