INTRODUCTION. 



The Lloyd Library at the present time contains 36.011 volumes. 

 It is devoted almost exclusively to Botany, Materia Medica, and 

 Pharmacy, with a section of Eclectic Medicine. 



The general plan of the divisions of the Library was explained 

 in detail in the 2d issue (April, 191 1) of this publication. 



This number embraces the section O, which is subdivided as 

 follows : 



Germany. 



O. General Works. 



OA. Trees. . 



OF. Prussia. North Germany. 



OG. Central Germany. 



OH. Bavaria. 



01. South Germany. 



OJ. Northwest Germany. 



Books or pamphlets that are in the Lloyd Library are indi- 

 cated by heavy-face shelf numbers or by a heavy-face star. 



