TY  - BOOK
AU  - Swingle,Deane
TI  - A textbook of systematic botany
PY  - 1946///
CY  - New York
PB  - Mc-Graw- Hill
KW  - BOTANICA
KW  - TAXONOMIA
KW  - HERBARIOS
KW  - SPERMATOPHYTA
KW  - GYMNOSPERMS
KW  - DICOTYLEDONS
KW  - MONOCOTYLEDONS
ER  -