TY  - BOOK
AU  - Tryon,Rolla M.
AU  - Tryon,Alice F.
AU  - Hodge,Walter H.
TI  - Ferns and allied plants: with special reference to tropical America 
SN  - 038790672X
PY  - 1982///
CY  - New York
PB  - Springer-Verlag
KW  - Ferns
KW  - America
KW  - Pteridophyta
KW  - Tropics
N1  - Bibliography : p. 834
ER  -