Foreign Vegetables. 79 
carried along with him a large Quantity of this 
Bark, which he diftributed to a great Number of 
his Society who had repaired thither from all Parts 
of the World. When thefe Jefuits were again dif- 
perfed to their refpedive Stations, they made ufe 
of it with fo great Succefs, againft all Kinds of in- 
termitting Fevers, that both Phyficians and all 
other People were aftonifhed *, and hence it was 
called Pulvis Patrum , and in England the Jefuits 
Powder. Some alfo gave it the Name of Cardinal 
de Lugo’s Powder , becaufe that charitable Prelate 
bought up large Quantities of it, at a great Ex- 
pence, for the Ufe of the Religious and Poor of 
Rome. 
But whilft the Fame of this Febrifuge was fpread 
throughout Europe , many Phyficians were in much 
Doubt concerning it. Thefe being ftill blinded 
with the old Notions of fenfible Humours and Qua- 
lities, and obferving that this Remedy cured the 
worft Fevers very foon and without any plentiful 
Evacuation, fufpeded that it detained the morbid 
Ferment in the Body, and that it might therefore 
give Rife to feme untowardly Symptoms : So that 
whatever happened amifs, never failed to be aferib- 
ed to the Medicine •, although it was owing, in Re- 
ality, to a too fparing Ufe of it, and to the Re- 
mains of the primary Difeafe, which was not en- 
tirely conquered. For at that Time they gave no 
more than one or two Drachms to cure an inter- 
mitting Fever, whereas Experience has fince taught 
us, that to eradicate the Difeafe a larger Quantity 
is required. Others, again, obferved that it only 
put by a few Fits without totally fubduing the Fe- 
ver, the Patient being generally fubjed to a Re- 
lapfe. From thefe Sufpicions, and alfo becaufe it 
was then fold at an exorbitant Price, it fell by De- 
grees into Difufe *, till one Robert Tabor , a wEnglijh 
Knight, 
