TY  - BOOK
AU  - SWINGLE (D B)
TI  - Text book of systematic botany
U1  - 580/289 
PY  - 1946///
CY  - New York
PB  - McGraw-Hill Book Company Inc.
KW  - Text
KW  - systematic
KW  - of
KW  - botany
KW  - book
ER  -