TY  - BOOK
AU  - Vulʹf,E.V.
AU  - Brissenden,Elizabeth
TI  - An introduction to historical plant geography,
T2  - A New series of plant science books, ed. by Frans Verdoorn.  Vol. X
AV  - QK101 .V813
PY  - 1943///
CY  - Waltham, Mass.
PB  - Chronica Botanica Co.
KW  - Phytogeography
ER  -