TY  - BOOK
AU  - SWINGLE, Deane B.
TI  - TEXTBOOK OF SYSTEMATIC BOTANY
U1  - 578.012 SWI 
PY  - 1946///
CY  - NEW YORK
PB  - McGRAW - HILL BOOK COMPANY,Inc.
KW  - A TEXTBOOK OF SYSTEMATIC BOTANY
ER  -