TY  - BOOK
AU  - Parsons, Frances Theodora
TI  - How to Know the Ferns: A Guide to the Names,Haunts and Habits of Our Common Ferns
SN  - 0486207404
U1  - 587.31 
PY  - 1961///
CY  - New York
PB  - Dover Publications
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Ferns
ER  -