TY  - BOOK
AU  - Wulff, E.V.
TI  - Introduction to histroical plant geography /(by) W.V. Wulff
T2  - A new series of plant science books
U1  - 910.158 
PY  - 1943///
CY  - U.S.A.
PB  - Chronica Botanica Co
ER  -