The Journal Of The Linnean Society 

 -  1880 
 - 122 
<br/><br/> Zb mean Botany Page 500-509 (Acc. No. Zb1-Zb343) & Page 578-581 (Acc. No. Zb344-Zb468) 
<br/><br/><label>Dewey Class. No.: </label>Zb184