Henriette's herbal blog: It's not all that difficult really.
Classic texts: Journals: NEMAQ 1934-1935.
Classic texts: Journals: Ellingwood 1908.
Archives: Best of the Herbal Forums: 01.2000.
Henriette's herbal blog: Leonurus cardiaca will calm both you and your thyroid.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.
Plant Healer Magazine: Very relevant to the practitioner.
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