TY  - BOOK
AU  - Beck,Charles B.
ED  - International Congress of Systematic and Evolutionary Biology (1st : 1973 : Boulder, Colo.)
TI  - Origin and early evolution of angiosperms
U1  - 561 
PY  - 1976///
CY  - New York
PB  - Columbia University Press
KW  - Angiosperms, Fossil
KW  - Angiosperms
KW  - Evolution
KW  - Plants
N1  - "Most of the papers ... were presented ... at the First International Congress of Systematic and Evolutionary Biology in Boulder."
ER  -