Forest Flora of the Chakrata. Dehra Dun and Saha-Ranpur Forest Divisions, Univted Previnces Gupta, Basant Lal (Calcutta Govt of India Central Publication Bramch, 1923)
Zb mean Botany Page 500-509 (Acc. No. Zb1-Zb343) & Page 578-581 (Acc. No. Zb344-Zb468)
Keywords: Plants