TY  - BOOK
AU  - N S Parihar
AU  - PARIHAR (N S)
TI  - Introduction to embryophyta:  Vol II: Pteridophytes
U1  - 580/107 23
PY  - 1971///
CY  - Allahabad
PB  - Central Book Depot
KW  - Philophyta
KW  - Lycophyta
KW  - Arthrophyta
KW  - Fillicophyta
ER  -