TY  - BOOK
AU  - Parihar, N S
TI  - Pteridophytes
U1  - 587 
PY  - 1973///
CY  - Allahabad
PB  - Central Book Depot
KW  - General Stack
KW  - Pteridophyta
KW  - Vascular seedless plants
KW  - Botany
ER  -