TY  - BOOK
AU  - K.R. Sprone
TI  - Morphology of Gymnosperms : the structure and evolution of primitive seed plants
U1  - 585  SPR-M 
PY  - 1974///
CY  - Bombay
PB  - B I Publications
KW  - Gymnospermae
KW  - Botany
KW  - Plant Sciences
ER  -