TY  - BOOK
AU  - Vashishta, P. C.
TI  - Botany for degree students : Pteridophyta (vascular cryptogams)
U1  - 587 
PY  - 1991///
CY  - New Dehli
PB  - S. Chand
KW  - Botany
N1  - includes bibliography and index
ER  -