Middle Ages. 3j 
treats on the virtues of not more than 
eighty-eight iimples. 
I fhall not detain the reader by dwelling 
on other authors of this clafs, whofe names 
I have before recited ; it v^ill be fufficient to 
obferve, that, fettered as were the theories of 
this time with aftrology, and a ftrange mix- 
ture of the Galenic dodlrine of the four ele- 
ments, it extended its influence, not to the 
human body alone, but to all the inftru- 
ments of phyfic. Not even a plant of me- 
dicinal ufe, biit was placed under the do- 
minion of fome planet, and muft neither be 
gathered, nor applied, but with obfervances 
that favoured of the moft abfurd fuperfti- 
tion, 
- .i 
Vox,. I, 
D 
CHAP. 
