Foreign Vegetables,. 35$ 
The latter is made thus. They fpread fome bruifed 
Scammony upon Paper, and hold it in the Fume 
of Sulphur thrown upon burning Coals, ftirring it 
about continually with a Spattle, till it feems to 
melt. The longer the Scammony is held to take 
in the Fume of the Sulphur, the better it is fup- 
pofed to be prepared. 
This fulphurated Diagrydium is the Bafts of a fa- 
mous Medicine of the Shops, called Pulvis de tri- 
bus from the Number of its Ingredients *, and Pul- 
vis Comitis Varvicenfis from an illuftrious Englijh- 
man , Robert Dudley , Earl of Warwick , who was the 
Author of it. It is likewife called Pulvis Coma - 
chini , becaufe of the extraordinary Commendations 
bellowed upon it by Marcus Cornacbini , Profelfor 
of Phyfick at Pi fa , in a Treatife intitled Methodus 
qua omnes humani Corporis Affect 'tones ab Humoribus 
copid vel qualitate peccantibus genita^ tuto , cito et ju- 
cunde curantur. It is compounded of fulphurated 
Scammony, diaphoretick Antimony, and Cream of 
Tartar : But their Proportions are varied in this 
Author, with Regard to the peccant Humours. For 
he prefcribes the Diagrydium from gr. vj. to xxij. 
the diaphoretick Antimony from gr. iv. to xx. and 
the Cream of Tartar from gr. ij. to vj. But at 
prefent this Powder is kept in the Shops, by the 
Apothecaries of Paris , prepared with equal Parts 
of Diagrydium, diaphoretick Antimony and Cream 
of Tartar : And thus it may be fuited with greater 
Eafe and Safety to different Ages and Conflituti- 
ons, by knowing how much Scammony is contain- 
ed in each Dofe of the Powder. It is prefcribed 
from gr. vj. to ix. for fucking Children j and to 
9j. or gfs. for Adults. Cornacbini extols it as a Pa- 
nacea for curing or preventing all Difeafes incident 
to the human Body. He commends it, in particu- 
lar, in intermitting, putrid, and acute Fevers, in 
A a 2 Deli- 
