On Jan 16, 2009, at 9:48 AM, Clansgian AT wmconnect.com wrote:
Pennyroyal, (in the South pronounced "pennyrile") has been given to
infants for hundreds of years for the collic. Makes one wonder
about the definition of "highly toxic".
Pennyroyal would appear to be one of the many substances that may be
efficacious in moderation but poisonous in heavier dosage.