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Re: IMPLICATIONS OF TOOTH WEAR



>A chinese relative of the horsetail called Ma Huang/Ephedra is used to
>treat asthma as it is a natural source of ephedrine.

Ephedra is NOT a horsetail relative; it is a member of the possibly
polyphyletic Gnetales (or Chlamydospermae), a "gymnosperm" order which
otherwise includes Gnetum and the weird Welwitschia of south-west Africa.
Therefore it is a seed plant, unlike the horsetails.
--
Ronald I. Orenstein                           Phone: (905) 820-7886
International Wildlife Coalition              Fax/Modem: (905) 569-0116
1825 Shady Creek Court                 
Mississauga, Ontario, Canada L5L 3W2          mailto:ornstn@home.com