TY  - BOOK
AU  - Parihar, N S
TI  - Introduction to embryophyta, Vol.2: Pteridophyta
U1  - 587 PAR-I5.2 22
PY  - 1966///
CY  - 
PB  - Central Book Depot, Allahabad
KW  - Pteridophyta; Botany
ER  -