TY  - BOOK
AU  - Swingle, Deane B.
TI  - Textbook of Systematic Botany / 
U1  - 582 
PY  - 1934///
CY  - .- New York
PB  - : McGraw-Hill Publications
KW  - Pure Sciences
KW  - Botanical Sciences
KW  - Botany
ER  -