Motherwort or Leonurus cardiaca. In Latin, Cardiaca means from the Heart. Its name alone indicates that it is useful for heart and blood circulation cures. It is a valuable stimulant for late or suspended menstruation, especially when there is anxiety or tension. It is an excellent tonic for the heart, as it strengthens it without causing tension. It is also a special curative against tachycardia and many other heart conditions caused by stress, anxiety, tension and other similar causes. It reinforces and soothes heart function.