TY  - GEN
AU  - Ellenberg, Bochum
AU  - Gottingen, Heinz
AU  - Herman, Meranuller
AU  - Karl Essas, Munelen
TI  - Progress in botany: morphology physiology,genetics, taxonomy,geobotany
U1  - 581 GOT 
CY  - New York, Springer - verlag Berlin Heidelberg
KW  - Morphology/cytology/physiology
ER  -