1. Azolla: A review of its biology and utilization

   • Gregory M. Wagner

   ReviewPaper Pages: 1 - 26

2. Roles of flavonoids in symbiotic and defense functions in legume roots

   • Helen A. Stafford

   OriginalPaper Pages: 27 - 39

3. River dynamics as a forest process: Interaction between fluvial systems and alluvial forests in large European river plains

   • Annik Schnitzler

   OriginalPaper Pages: 40 - 64

4. Sexual specialization and inbreeding avoidance in the evolution of dioecy

   • D. Carl Freeman
   • Jon Lovett Doust
   • E. Durant McArthur

   OriginalPaper Pages: 65 - 92

5. New books received

   Announcement Pages: 96 - 96