UK Parliament 14th September 2001
Miss Widdecombe: To ask the Secretary of State for the Home Department what plans he has to review the legal status of the hallucinogen Salvia divinorum. 
Mr. Bob Ainsworth: The Government are not aware of any evidence of significant misuse of this plant and has no current plans to review its legal status. The Medicines Control Agency investigates the trade in so-called "herbal highs" and can prosecute suppliers of unlicensed medicinal products.
I found the above information via the following link while surfing the net, however, when I last checked the link no longer appeared to be working.
I assume Miss Widdecombe is Ann Widdecombe.