CHAPTER 39. 
ing the Opium which he prepared himfelf, 
from the poppy of European growth. 
In the Eighth Century y he appears as a 
zoologift, in a paper on Leeches-^ and de- 
fcribes two fpecies of the Papilio genus. 
In 171 9, he pubH£hed his " Catalogue 
of Plants growing in the neighbourhood 
of Giejjen a work which eftablifhed 
his character as one of the moft accurate 
botanifts of the age. It bears the follow- 
ing title : 
" y^^- DiLLENii, M. i/, Ac. Nat. 
Cur. ColL Catalogue Plant arum fponte circa 
Gi/Jam nafcentiunty cum Appendices qua^ Plan- 
tee pojl edit urn Catalogum circa et extra Gif- 
Jam obfervatce recenfentury Specierum novarum 
*uel duhiarum Dejcriptiones traduntury et Ge^ 
nera Plantar um nova, Figuris ceneis illujlratay 
defcribuntur : pro fiippleftdis Injiitutionibus 
Rei Her bar ice Jofephi Pit ton Tournefor- 
Tii.*' Frank, ad Mmi, 171 9. 8\ Cum 
tab. xvi. Cat, pp. 240. App, pp. 174. 
Cui fubjicitur Examen Refponjionis Aug. 
^uir. RiviNi. 
It is dedicated to the heads of the uni- 
verfity of Gieffen i and contains the plants 
of 
