TY  - BOOK
AU  - Kubitzki, K.
TI  - The Families and Genera of Vascular Plants : Pteridophytes and Gymnosperms
SN  - 3540517944
PY  - 1990///
CY  - Berlin
PB  - Springer Verlag
KW  - Genera
KW  - Vascular plants
N1  - includes index
ER  -