Flora of the Upper Gangetic Plain of the Adjacent Siwalid and Sub-Himalay as Tracts  Vol.II 
Duthie, J. F. 
 - Calcutta  Suprentedent Government Printing , India  1911 
 - 266 
<br/><br/> Zb mean Botany Page 500-509 (Acc. No. Zb1-Zb343) & Page 578-581 (Acc. No. Zb344-Zb468) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants
<br/><br/><label>Dewey Class. No.: </label>Zb67