Lycopus americanus
Lycopus americanus Muhl. ex W. Bart.
Engl.: American water horehound, bugleweed.
Bot. syn.: Lycopus heterophyllus Raf., Lycopus longifolius Raf., Lycopus pauciflorus Raf., Lycopus sinuatus Ell.
Motherwort and bugleweed.
Henriette's herbal blog: Leonurus cardiaca will calm both you and your thyroid.