TY  - BOOK
AU  - Briggs,David
AU  - Walters,Stuart Max
TI  - Plant variation and evolution / 
SN  - 0521459184
U1  - 581.38 
PY  - 1997///
CY  - Cambridge : 
PB  - Cambridge University Press , 
KW  - PLANT-EVOLUTIONS
KW  - BOTANY VARIATION
N1  - NULL
ER  -