Middle Ages, 21 
into Latin by Coitjiantine the African. The 
famous precepts de Confervanda ValetudtJie^ 
iffued from that fchool for the life of R.o- 
bert duke of Normandy, were, without 
doubt^ well known in England^ and proba- 
bly excited attention to the ftudy of Vege- 
tables ; concerning which^ numeroos rules 
and cautions occur in that remnant of the 
learning of thofe days» 
During all theie ages^ the original foorces 
in the Greek authors were almoft wholly 
forgotten^, and the produftions of that long 
night of fcience were equally rare and un- 
iniproving. 
I fliall, neverthelefs, enumerate briefly a 
few of thofe Engli£h authors^ who were 
moft conipicuous for any attention to the 
fimples ufed in medicine, which alone 
bounded the botanical knowledge of thofe 
times. 
One of our earlicii writers^ after the 
Conqueft, was the hiftorian Henry ^rr^^- 
deacon of Hu?itingdony in the time of king 
Stephen and Henry the lid. Bijhop Tan- 
informs us^ that he left a MS. in 
C 3 eight 
