TY  - BOOK
AU  - Chowdhury, N.P.
TI  - The Pteridophyte flora of the upper Gangetic plain: N.P. Chowdhury
U1  - 582.3509545 
PY  - 1973///
CY  - New Delhi
PB  - Navayag Traders
KW  - Botany - upper gangetic plains Plants - India
ER  -