red verbena flowers used in natural herbal medicine

red verbena vervain vervaine flower food herb herbal medicine floral flowers plant edible mortar natural healthcare alternative aromatherapy sedative anxiety relief stress cure tranquiliser tranquilizer sleep aid naturopathy homeopathic relaxation ayurveda remedy health apothecary relaxing drug insomnia medicinal preparation preparing ingredient wildflower brazilian essence menopause symptom menstruation problem inflammatory antioxidant white color bonariensis peruviana