TY  - GEN
AU  - Foster,  Adriance S
AU  - Gifford,  Ernest M
TI  - Comparative morphology of vascular plants
SN  - 0-7167-0712-8
U1  - 581.4 FOS 
CY  - San Francisco, W.H. Freeman and Company
KW  - Plants- Morphology
ER  -