236 CHAPTER 45. 
were printed in the Philofophical T!ranf ac- 
tions, drew up A Botanical Defcriptloii 
of the Saffron of the Shops accom- 
panied by a figure^ which Vv^as alfo pub- 
lifhed. in the fame coliedions. Vol. xxxii. 
p. 441 I and in Vol. xxxv. the moft com- 
plete account to be met with concerning 
the " Culture and Management of it," as 
praftifed at Saffron Walden, In the fame 
volume, *^ An Account of the different 
*^ Kinds of Ipecacuanha i" the true diftinc- 
tions of which were at that time but little 
underftood. 
The knowledge of Dr. Douglas was 
not confined to exotic botany : he was ac- 
quainted with the plants of his own coun- 
try > and his name occurs in Ray's Synopjis, 
as having noticed fome rare fpecies 
* The DouGLASSiA Is loil in the Linneean fyftem, 
under the appellation of Volkamerta aculeata ; being an oU 
plant of the Didynamoia clafs, defcribed by Sloane. 
CHAP. 
