TY  - BOOK
AU  - Sporne,K.R.
TI  - The morphology of pteridophytes: the structure of ferns and allied plants 
T2  - Biological sciences
SN  - 009104880X
U1  - 587 
PY  - 1970///
CY  - London
PB  - Hutchinson & Co.
KW  - Pteridophyta
KW  - Plant morphology
KW  - Pteridophytes -- Morphologie
ER  -